A+ Core 1 Acronyms Flashcards
Remember definition and understand function. (440 cards)
1
Q
What is the definition of the AAA acronym?
A
Authentication, Authorization, and Accounting
2
Q
What is the function of (AAA) Authentication, authorization, Accounting?
A
A security framework used to control and track access within a computer network.
3
Q
What is the definition of the AC acronym?
A
Alternating Current
4
Q
What is the function of (AC) Alternating Current?
A
An electric current which periodically reverses direction and changes its magnitude continuously with time.
5
Q
What is the definition of the ACL acronym?
A
Access Control List
6
Q
What is the function of (ACL) Access Control List?
A
It specifies which users or system processes are granted access to resources, as well as what operations are allowed on given resources.
7
Q
What is the definition of the ADF acronym?
A
Automatic Document Feeder
8
Q
What is the function of (ADF) Automatic Document Feeder?
A
A feature which takes several pages and feeds the paper one page at a time into a scanner or copier, allowing the user to scan, copy, print, or fax, multiple-page documents without having to manually replace each page.
9
Q
What is the definition of the AES acronym?
A
Advanced Encryption Standard
10
Q
What is the function of (AES) Advanced Encryption Standard?
A
A symmetric-key algorithm for encrypting and decrypting electronic data.
11
Q
What is the definition of the AP acronym?
A
Access Point
12
Q
What is the function of (AP) Access Point?
A
It acts as a standalone root unit. The access point functions as a hub that links all stations together.
13
Q
What is the definition of the APFS acronym?
A
Apple File System
14
Q
What is the function of (APFS) Apple File System?
A
A file system developed by Apple for its operating systems, such as macOS, iOS, iPadOS, etc. It is designed to work efficiently with flash memory and solid-state drives, and to support encryption and other features.
15
Q
What is the definition of the APIPA acronym?
A
Automatic Private Internet Protocol Addressing
16
Q
What is the function of (APIPA) Automatic Private Internet Protocol Addressing?
A
A feature in operating systems which enables computers to self-configure an IP address and subnet mask automatically when their DHCP server isn’t reachable.
17
Q
What is the definition of the APK acronym?
A
Android Package
18
Q
What is the function of (APK) Android Package?
A
An archive file with an.apk suffix, contains the contents of an Android app required at runtime, and it is the file that Android-powered devices use to install the app.
19
Q
What is the definition of the ARM acronym?
A
Advanced RISC (Reduced Instruction Set Computer) Machine
20
Q
What is the function of (ARM) Advanced RISC Machine?
A
A processor that optimizes performance by limiting the number of cycles per instruction within its CPU programs.
21
Q
What is the definition of the ARP acronym?
A
Address Resolution Protocol
22
Q
What is the function of (ARP) Address Resolution Protocol?
A
A protocol that maps the Internet Protocol (IP) address to the Media Access Control (MAC) address.
23
Q
What is the definition of the ATA acronym?
A
Advanced Technology Attachment
24
Q
What is the function of (ATA) Advanced Technology Attachment?
A
It allows hard disks and CD-ROMs to be internally connected to the motherboard and perform basic input/output functions.
25
What is the definition of the ATM acronym?
Asynchronous Transfer Mode
26
What is the function of (ATM) Asynchronous Transfer Mode?
A switching technique used by telecommunication networks that uses asynchronous time-division multiplexing to encode data into small, fixed-sized cells.
27
What is the definition of the ATX acronym?
Advanced Technology Extended
28
What is the function of (ATX) Advanced Technology Extended?
A motherboard and power supply configuration specification.
29
What is the definition of the AUP acronym?
Acceptable Use Policy
30
What is the function of (AUP) Acceptable Use Policy?
A set of rules that restrict the ways in which a network, website, or system may be used and sets guidelines as to how it should be used.
31
What is the definition of the BIOS acronym?
Basic Input/Output System
32
What is the function of (BIOS) Basic Input/Output System?
It is firmware used to provide runtime services for operating systems and programs and to perform hardware initialization during the booting process.
33
What is the definition of the BSoD acronym?
Blue Screen of Death
34
What is the function of (BSoD) Blue Screen of Death?
This a Windows error screen serves as an alert to avert further computer and system damage.
35
What is the definition of the BYOD acronym?
Bring Your Own Device
36
What is the function of (BYOD) Bring Your Own Device?
It refers to being allowed to use one's personally owned device, rather than being required to use an officially provided device.
37
What is the definition of the CAD acronym?
Computer-aided Design
38
What is the function of (CAD) Computer-aided Design?
This software is used to increase the productivity of the designer, improve the quality of design, improve communications through documentation, and to create a database for manufacturing.
39
What is the definition of the CAPTCHA acronym?
Completely Automated Public Turing Test to Tell Computers and Humans Apart
40
What is the function of (CAPTCHA) Completely Automated Public Turing Test to Tell Computers and Humans Apart?
A type of challenge–response test used in computing to determine whether the user is human in order to deter bot attacks and spam.
41
What is the definition of the CD acronym?
Compact Disc
42
What is the function of (CD) Compact Disc?
To store and play digital audio recordings.
43
What is the definition of the CDFS acronym?
Compact Disc File System
44
What is the function of (CDFS) Compact Disc File System?
For the creation, modification, renaming and deletion of files and directories on a write-once media.
45
What is the definition of the CDMA acronym?
Code-Division Multiple Access
46
What is the function of (CDMA) Code-Division Multiple Access?
This allows several users to share a band of frequencies.
47
What is the definition of the CERT acronym?
Computer Emergency Response Team
48
What is the function of (CERT) Computer Emergency Response Team?
A group of information security analysts tasked with cyber incident detection, response, prevention, and reporting.
49
What is the definition of the CIFS acronym?
Common Internet File System
50
What is the function of (CIFS) Common Internet File System?
An application-level network protocol that enables shared access to files, printers, serial ports, and other resources between devices on a network.
51
What is the definition of the CMD acronym?
Command Prompt
52
What is the function of (CMD) Command Prompt?
A Windows application that is used to execute entered commands and perform advanced administrative functions.
53
What is the definition of the CMOS acronym?
Complementary Metal-Oxide Semiconductor
54
What is the function of (CMOS) Complementary Metal-Oxide Semiconductor?
This component is used for constructing integrated circuit chips, including microprocessors, microcontrollers, memory chips, and other digital logic circuits.
55
What is the definition of the CPU acronym?
Central Processing Unit
56
What is the function of (CPU) Central Processing Unit?
It is the part of the computer that executes instructions of a computer program.
57
What is the definition of the CRL acronym?
Certificate Revocation List
58
What is the function of (CRL) Certificate Revocation List?
A list of digital certificates that have been revoked by the issuing certificate authority before their actual or assigned expiration date.
59
What is the definition of the DC acronym?
Direct Current
60
What is the function of (DC) Direct Current?
The amount of charge flowing past a point in the circuit will remain the same as time passes. Importantly, it is only ever in one direction.
61
What is the definition of the DDoS acronym?
Distributed Denial of Service
62
What is the function of (DDoS) Distributed Denial of Service?
A cyberattack that attempts to interrupt a server or network by flooding it with fake internet traffic, preventing user access and disrupting operations.
63
What is the definition of the DDR acronym?
Double Data Rate
64
What is the function of (DDR) Double Data Rate?
A computer bus that transfers data on both the rising and falling edges of the clock signal.
65
What is the definition of the DHCP acronym?
Dynamic Host Configuration Protocol
66
What is the function of (DHCP) Dynamic Host Configuration Protocol?
A network management protocol used on Internet Protocol (IP) networks for automatically assigning IP addresses and other communication parameters to devices connected to the network using a client–server architecture.
67
What is the definition of the DIMM acronym?
Dual In-Line Memory Module
68
What is the function of (DIMM) Dual-Line Memory Module?
It follows a 64-bit data path to enable faster data transfer.
69
What is the definition of the DKIM acronym?
DomainsKeys Identified Mail
70
What is the function of (DKIM) DomainsKeys Identified Mail?
An email authentication method designed to detect forged sender addresses in email.
71
What is the definition of the DMA acronym?
Direct Memory Access
72
What is the function of (DMA) Direct Memory Access?
A feature of computer systems that allows certain hardware subsystems to access main system memory independently of the central processing unit.
73
What is the definition of the DMARC acronym?
Domain-based Message Authentication, Reporting, Conformance
74
What is the function of (DMARC) Domain-based Message Authentication, Reporting, Conformance?
It is designed to give email domain owners the ability to protect their domain from unauthorized use, commonly known as email spoofing.
75
What is the definition of the DNS acronym?
Domain Name System
76
What is the function of (DNS) Domain Name System?
A system that translates domain names into IP addresses.
77
What is the definition of the DoS acronym?
Denial of Service
78
What is the function of (DoS) Denial of Service?
A type of cyber attack in which a malicious actor aims to render a computer or other device unavailable to its intended users by interrupting the device's normal functioning.
79
What is the definition of the DRAM acronym?
Dynamic Random-access Memory
80
What is the function of (DRAM) Dynamic Random-access Memory?
A temporary memory bank for your computer where data is stored for quick, short-term access.
81
What is the definition of the DRM acronym?
Digital Rights Management
82
What is the function of (DRM) Digital Rights Management?
A way to protect copyrights for digital media.
83
What is the definition of the DSL acronym?
Digital Subscriber Line
84
What is the function of (DSL) Digital Subscriber Line?
A type of internet connection that uses the voice frequency of telephone lines to send and receive internet data and traffic.
85
What is the definition of the DVI acronym?
Digital Visual Interface
86
What is the function of (DVI) Digital Visual Interface?
A standard for sending video signals from a source device, such as a computer, to a display device, such as a monitor or projector.
87
What is the definition of the DVI-D acronym?
Digital Visual Interface - Digital
88
What is the function of (DVI) Digital Visual Interface - Digital?
A type of DVI cable that transmits digital video signals between a video card and a monitor.
89
What is the definition of the ECC acronym?
Error Correction Code
90
What is the function of (ECC) Error Correction Code?
A technique that detects and corrects errors in data that has been transmitted or stored.
91
What is the definition of the EFS acronym?
Encrypting File System
92
What is the function of (EFS) Encrypting File System?
A feature in Windows that allows you to encrypt files and folders on NTFS drives to protect them from unauthorized access.
93
What is the definition of the EMI acronym?
Electromagnetic Interference
94
What is the function of (EMI) Electromagnetic Interference?
It causes degradation in the performance of electrical devices and is a disturbance that affects an electrical circuit by an external source of electromagnetic field.
95
What is the definition of the EOL acronym?
End-of-Life
96
What is the function of (EOL) End-of-Life?
A product at the end of the product lifecycle which prevents users from receiving updates.
97
What is the definition of the eSATA acronym?
External Serial Advanced Technology Attachment
98
What is the function of (eSATA) External Serial Advanced Technology Attachment?
An interface for connecting external storage devices, such as hard drives or optical drives, to a computer.
99
What is the definition of the ESD acronym?
Electrostatic Discharge
100
What is the function of (ESD) Electrostatic Discharge?
The transfer of charge between bodies at different electrical potentials.
101
What is the definition of the EULA acronym?
End-User License Agreement
102
What is the function of (EULA) End-User License Agreement?
A legal contract between a software supplier and a customer or end-user, generally made available to the customer via a retailer acting as an intermediary.
103
What is the definition of the exFAT acronym?
Extensible File Allocation Table
104
What is the function of (exFAT) Extensible File Allocation Table?
A file system designed by Microsoft for removable flash drives. It supports larger file sizes and storage volumes than FAT32 and is compatible with most devices.
105
What is the definition of the ext acronym?
Extended File System
106
What is the function of (ext) Extended File System?
A family of file systems designed for the Linux operating system. They are known for their robustness and performance.
107
What is the definition of the FAT acronym?
File Allocation Table
108
What is the function of (FAT) File Allocation Table?
A table that the operating system uses to locate files on a disk.
109
What is the definition of the FAT12 acronym?
12-bit File Allocation Table
110
What is the function of (FAT12) 12-bit File Allocation Table?
A file system that uses 12 bits for each entry in the table to keep track of the clusters used by files on a disk. It supports up to 16 MB of partition size using a 4 KB cluster. It is the oldest type of FAT and is no longer used today.
111
What is the definition of the FAT16 acronym?
16-bit File Allocation Table
112
What is the function of (FAT16) 16-bit File Allocation Table?
A file system that uses 16 bits for each entry in the table that stores information about every file and unallocated space on a disk. A disk that uses FAT16 can hold up to 65,526 clusters.
113
What is the definition of the FAT32 acronym?
32-bit File Allocation Table
114
What is the function of (FAT32) 32-bit File Allocation Table?
A protocol for storing and organizing data on a hard drive with file names and certain permissions. It supports max partition size up to 2 TB or even as large as 16 TB with 64 KB clusters. It was used in older versions of operating systems like Windows 95 up until Windows XP.
115
What is the definition of the FSB acronym?
Front-Side Bus
116
What is the function of (FSB) Front-Side Bus?
A physical data bus that carries information between the CPU and other devices in the system, such as RAM, video cards, hard disks, etc.
117
What is the definition of the FTP acronym?
File Transfer Protocol
118
What is the function of (FTP) File Transfer Protocol?
A standard communication protocol used for the transfer of computer files from a server to a client on a computer network.
119
What is the definition of the GFS acronym?
Grandfather-Father-Son
120
What is the function of (GFS) Grandfather-Father-Son?
A backup strategy that uses different backup cycles, such as daily, weekly and monthly, to store data for long periods of time. It is designed to make backup management easier and more efficient.
121
What is the definition of the GPS acronym?
Global Positioning System
122
What is the function of (GPS) Global Positioning System?
A network of satellites and receiving devices used to determine the location of something on Earth.
123
What is the definition of the GPT acronym?
GUID (Global Unique Identifier) Partition Table
124
What is the function of (GPT) GUID (Global Unique Identifier) Partition Table?
A standard for the layout of partition tables of a physical computer storage device that allows you to create up to 128 partitions on a disk larger than 2TB.
124
What is the definition of the GPU acronym?
Graphics Processing Unit
125
What is the function of (GPU) Graphics Processing Unit?
A special circuit that speeds up the creation of images, animations and videos for display on an electronic device.
126
What is the definition of the GSM acronym?
Global System for Mobile Communication
127
What is the function of (GSM) Global System for Mobile Communications?
A standard that describes the protocols for second-generation (2G) digital cellular networks used by mobile devices such as mobile phones and tablets.
128
What is the definition of the GUI acronym?
Graphical User Interface
129
What is the function of (GUI) Graphical User Interface?
A type of user interface that allows you to interact with a computer or a device using visual elements such as icons, menus, buttons, etc. instead of typing commands or text.
130
What is the definition of the GUID acronym?
Globally Unique Identifier
131
What is the function of (GUID) Globally Unique Identifier?
A 128-bit number that is used to identify different items or resources in a system.
132
What is the definition of the HAL acronym?
Hardware Abstraction Layer
133
What is the function of (HAL) Hardware Abstraction Layer?
A software component that acts as a bridge between the hardware and the operating system.
134
What is the definition of the HAV acronym?
Hardware-assisted Virtualization
135
What is the function of (HAV) Hardware-assisted Virtualization?
A platform virtualization approach that enables efficient full virtualization using help from hardware capabilities, primarily from the host processors.
136
What is the definition of the HCL acronym?
Hardware Compatibility List
137
What is the function of (HCL) Hardware Compatibility List?
A list of computer hardware that is compatible with a particular operating system or device management software.
138
What is the definition of the HDCP acronym?
High-bandwidth Digital Content Protection
139
What is the function of (HDCP) High-bandwidth Digital Content Protection?
To prevent copying of digital audio and video content as it travels across connections.
140
What is the definition of the HDD acronym?
Hard Disk Drive
141
What is the function of (HDD) Hard Disk Drive?
A device that stores and retrieves digital data using magnetic storage with one or more rotating platters.
142
What is the definition of the HDMI acronym?
High-Definition Multimedia Interface
143
What is the function of (HDMI) High-Definition Multimedia Interface?
A digital interface that can transmit high-quality and high-bandwidth audio and video data in a single cable.
144
What is the definition of the HSM acronym?
Hardware Security Module
145
What is the function of (HSM) Hardware Security Module?
A device that stores and protects cryptographic keys and performs encryption and decryption functions.
146
What is the definition of the HTML acronym?
Hypertext Markup Language
147
What is the function of (HTML) Hypertext Markup Language?
The basic scripting language used by web browsers to render pages on the world wide web.
148
What is the definition of the HTTP acronym?
Hypertext Transfer Protocol
149
What is the function of (HTTP) Hypertext Transfer Protocol?
An application layer protocol in the Internet protocol suite model for distributed, collaborative, hypermedia information systems.
150
What is the definition of the HTTPS acronym?
Hypertext Transfer Protocol Secure
151
What is the function of (HTTPS) Hypertext Transfer Protocol Secure?
An application layer protocol used for secure communication over an insecure computer network.
152
What is the definition of the I/O acronym?
Input/Output
153
What is the function of (I/O) Input/Output?
The communication between a computer and the outside world, such as a human or another device.
154
What is the definition of the IaaS acronym?
Infrastructure as a Service
155
What is the function of (IaaS) Infrastructure as a Service?
A type of cloud computing service that offers essential computer, storage, and networking resources on demand, on a pay-as-you-go basis.
156
What is the definition of the ICR acronym?
Intelligent Character Recognition
157
What is the function of (ICR) Intelligent Character Recognition?
A technology that can extract handwritten text from images and convert it into a standardized format that can be recognized by a computer.
158
What is the definition of the IDE acronym?
Integrated Drive Electronics
159
What is the function of (IDE) Integrated Drive Electronics?
A standard interface for connecting a motherboard to storage devices such as hard drives and CD-ROM/DVD drives.
160
What is the definition of the IDS acronym?
Intrusion Detection System
161
What is the function of (IDS) Intrusion Detection System?
A device or software application that monitors a network or systems for malicious activity or policy violations.
162
What is the definition of the IEEE acronym?
Institute of Electrical and Electronics Engineers
163
What is the function of (IEEE) Institute of Electrical and Electronics Engineers?
The implementation and maintenance of technology-centered products and services.
164
What is the definition of the IMAP acronym?
Internet Mail Access Protocol
165
What is the function of (IMAP) Internet Mail Access Protocol?
An application layer protocol that operates as a contract for receiving emails from the mail server.
166
What is the definition of the IOPS acronym?
Input/Output Operations Per Second
167
What is the function of (IPOS) Input/Output Operations Per Second?
An input/output performance measurement used to characterize computer storage devices like hard disk drives (HDD), solid state drives (SSD), and storage area networks (SAN).
168
What is the definition of the IoT acronym?
Internet of Things
169
What is the function of (IoT) Internet of Things?
A network of physical devices that can connect and exchange data with each other and other internet-enabled devices using sensors, software and network connectivity.
170
What is the definition of the IP acronym?
Internet Protocol
171
What is the function of (IP) Internet Protocol?
A set of rules that govern the transmission of data packets over the Internet.
172
What is the definition of the IPS acronym?
Intrusion Prevention System
173
What is the function of (IPS) Intrusion Prevention System?
Prevents incidents before they occur by blocking users or traffic originating from a particular IP address, terminating or resetting a network connection, and changing security configurations to prevent attacks.
174
What is the definition of the IPS acronym?
In-plane Switching
175
What is the function of (IPS) In-plane Switching?
A technology for liquid-crystal displays that improves the color and viewing angle of the screen and allows light to pass through and for an image to be displayed on-screen.
176
What is the definition of the IPSec acronym?
Internet Protocol Security Infrared
177
What is the function of (IPSec) Internet Protocol Security Infrared?
A secure network protocol suite that authenticates and encrypts packets of data to provide secure encrypted communication between two computers over an Internet Protocol network.
178
What is the definition of the IR acronym?
Infrared
179
What is the function of (IR) Infrared?
A wireless communication method that uses Infrared light waves to transmit data.
180
What is the definition of the IrDA acronym?
Infrared Data Association
181
What is the function of (IrDA) Infrared Data Association?
Maintains a standard for infrared data transmission.
182
What is the definition of the IRP acronym?
Incident Response Plan
183
What is the function of (IRP) Incident Response Plan?
A document that helps IT staff deal with network security incidents, such as cyberattacks, data breaches, or service disruptions.
184
What is the definition of the ISO acronym?
International Organization for Standardization
185
What is the function of (ISO) International Organization for Standardization?
A voluntary, nontreaty organization that promotes international standardization in a broad range of industries.
186
What is the definition of the ISP acronym?
Internet Service Provider
187
What is the function of (ISP) Internet Service Provider?
A company or organization that offers a suite of services enabling individuals and other entities to access the Internet.
188
What is the definition of the ITX acronym?
Information Technology eXtended
189
What is the function of (ITX) Information Technology eXtended?
A term that refers to a small motherboard form factor that is designed for small and compact computer systems.
190
What is the definition of the KB acronym?
Knowledge Base
191
What is the function of (KB) Knowledge Base?
A set of sentences that store complex structured data used by a computer system or a human user.
192
What is the definition of the KVM acronym?
Keyboard-Video-Mouse
193
What is the function of (KVM) Keyboard-Video-Mouse?
A hardware device that allows a user to control multiple computers from one set of keyboard, monitor, and mouse.
194
What is the definition of the LAN acronym?
Local Area Network
195
What is the function of (LAN) Local Area Network?
A computer network that connects devices within a limited area, such as a home, office, or school.
196
What is the definition of the LC acronym?
Lucent Connector
197
What is the function of (LC) Lucent Connector?
A type of fiber optic connector that is small, compact and reliable. It is used for devices that don’t have much space for a fiber optic connection.
198
What is the definition of the LCD acronym?
Liquid Crystal Display
199
What is the function of (LCD) Liquid Crystal Display?
A type of display technology that uses liquid crystals to create images on a flat-panel screen.
200
What is the definition of the LDAP acronym?
Lightweight Directory Access Protocol
201
What is the function of (LDAP) Lightweight Directory Access Protocol?
A protocol that allows applications to access and manage directory information over a network.
202
What is the definition of the LED acronym?
Light-emitting Diode
203
What is the function of (LED) Light-emitting Diode?
A device that emits light when electric current flows through it.
204
What is the definition of the MAC acronym?
Media Access Control/Mandatory Access Control
205
What is the function of (MAC) Media Access Control/Mandatory Access Control?
A network protocol that enables communication between devices on a network/An information security strategy that protects data by restricting access to it.
206
What is the definition of the MAM acronym?
Mobile Application Management
207
What is the function of (MAM) Mobile Application Management?
A process of controlling mobile apps used in business settings by IT staff. It allows them to download, control access and remove business data from mobile devices.
208
What is the definition of the MAN acronym?
Metropolitan Area Network
209
What is the function of (MAN) Metropolitan Area Network?
A computer network that connects computers within a large area, such as a city or a campus.
210
What is the definition of the MBR acronym?
Master Boot Record
211
What is the function of (MBR) Master Boot Record?
A special section of a computer’s hard drive that contains information on how to load the operating system and the partition layout of the disk.
212
What is the definition of the MDM acronym?
Mobile Device Management
213
What is the function of (MDM) Mobile Device Management?
Software that allows IT administrators to control, set, and configure policies covering mobile devices that connect to your business’ network.
214
What is the definition of the MFA acronym?
Multifactor Authentication
215
What is the function of (MFA) Multifactor Authentication?
A security feature that requires two or more unique factors to verify a user’s identity.
216
What is the definition of the MFD acronym?
Multifunction Device
217
What is the function of (MFD) Multifunction Device?
An office machine that combines two or more of the following functions: printer, copier, scanner, fax, and e-mail.
218
What is the definition of the MFP acronym?
Multifunction Printer
219
What is the function of (MFP) Multifunction Printer?
A piece of office technology that integrates multiple functions such as printing, copying, faxing, and scanning into a single compact machine.
220
What is the definition of the MMC acronym?
Microsoft Management Console
221
What is the function of (MMC) Microsoft Management Console?
A component of Microsoft Windows that provides system administrators and advanced users an interface for configuring and monitoring the system.
222
What is the definition of the MOU acronym?
Memorandum of Understanding
223
What is the function of (MOU) Memorandum of Understanding?
A type of agreement between two (bilateral) or more (multilateral) parties.
224
What is the definition of the MSDS acronym?
Material Safety Data Sheet
225
What is the function of (MSDS) Material Safety Data Sheet?
A document that lists information relating to occupational safety and health for the use of various substances and products.
226
What is the definition of the MSRA acronym?
Microsoft Remote Assistance
227
What is the function of (MSRA) Microsoft Remote Assistance?
A very useful tool based on remote desktop protocol to assist a remote user or ask for help to a remote user whom you trust.
228
What is the definition of the MX acronym?
Mail Exchange
229
What is the function of (MX) Mail Exchange?
It is used to accept messages for any recipient on the Internet and do their best to deliver them.
230
What is the definition of the NAC acronym?
Network Access Control
231
What is the function of (NAC) Network Access Control?
An approach to computer security that attempts to unify endpoint security technology user or system authentication and network security enforcement.
232
What is the definition of the NAT acronym?
Network Address Translation
233
What is the function of (NAT) Network Address Translation?
A way to map multiple private addresses inside a local network to a public IP address before transferring the information onto the internet.
234
What is the definition of the NDA acronym?
Non-disclosure Agreement
235
What is the function of (NDA) Non-disclosure Agreement?
It is used to protect and maintain confidential information.
236
What is the definition of the NetBIOS acronym?
Networked Basic Input/Output System
237
What is the function of (NetBIOS) Networked Basic Input/Output System?
It provides services related to the session layer of the OSI model allowing applications on separate computers to communicate over a local area network.
238
What is the definition of the NetBT acronym?
NetBIOS over TCP/IP
239
What is the function of (NetBT) NetBIOS over TCP/IP?
A networking protocol that allows legacy computer applications relying on the NetBIOS API to be used on modern TCP/IP networks.
240
What is the definition of the NFC acronym?
Near-Field Communication
241
What is the function of (NFC) Near-Field Communication?
A set of communication protocols that enables communication between two electronic devices over a distance of 4 centimeters (1.6 in) or less.
242
What is the definition of the NFS acronym?
Network File System
243
What is the function of (NFS) Network File System?
This will allow users to access files and directories located on remote computers and treat them as if they were local.
244
What is the definition of the NIC acronym?
Network Interface Card
245
What is the function of (NIC) Network Interface Card?
A piece of hardware that allows computers to communicate with other devices on a network.
246
What is the definition of the NTFS acronym?
New Technology File System
247
What is the function of (NTFS) New Technology File System?
A journaling file system developed by Microsoft that is used to store, organize, and find files on a hard disk efficiently.
248
What is the definition of the NVMe acronym?
Non-volatile Memory Express
249
What is the function of (NVMe) Non-volatile Memory Express?
A protocol that allows fast data transfer between solid-state drives (SSDs) and servers or CPUs using the PCI Express (PCIe) bus.
250
What is the definition of the OCR acronym?
Optical Character Recognition
251
What is the function of (OCR) Optical Character Recognition?
The process of extracting data from a scanned paper document or image file and converting it into an editable, searchable digital format.
252
What is the definition of the OLED acronym?
Organic Light-emitting Diode
253
What is the function of (OLED) Organic Light-emitting Diode?
A type of LED that uses organic compounds to emit light when an electric current passes through it.
254
What is the definition of the ONT acronym?
Optical Network Terminal
255
What is the function of (ONT) Optical Network Terminal?
A device that converts data from digital to analog form, and vice versa then sends it across the network using light waves.
256
What is the definition of the OS acronym?
Operating System
257
What is the function of (OS) Operating System?
It is software that manages a computer’s resources, such as memory, devices, processors and information, and controls the flow of information into and from a main processor.
258
What is the definition of the PaaS acronym?
Platform as a Service
259
What is the function of (PaaS) Platform as a Service?
A type of cloud computing service that allows customers to develop, run, and manage applications without the complexity of building and maintaining the infrastructure typically associated with them.
260
What is the definition of the PAN acronym?
Personal Area Network
261
What is the function of (PAN) Personal Area Network?
A small network for connecting devices like smartphones, laptops, and wearable gadgets within a short range, often around a person.
262
What is the definition of the PC acronym?
Personal Computer
263
What is the function of (PC) ?
A computer that is designed for individual use. It can perform tasks such as word processing, internet browsing, email, multimedia playback, and gaming.
264
What is the definition of the PCIe acronym?
Peripheral Component Interconnect Express
265
What is the function of (PCIe) Peripheral Component Interconnect Express?
A standard for connecting high-speed components to a computer motherboard, such as GPUs, network cards, and SSDs.
266
What is the definition of the PCL acronym?
Printer Command Language
267
What is the function of (PCL) Printer Command Language?
A page description language that allows the computer to communicate with different types of printers.
268
What is the definition of the PE acronym?
Preinstallation Environment
269
What is the function of (PE) ?
A lightweight version of Windows that can be used for troubleshooting, deploying, or servicing a Windows image without booting into the Windows itself.
270
What is the definition of the PII acronym?
Personally Identifiable Information
271
What is the function of (PII) Personally Identifiable Information?
It is any information that can be used to identify a specific individual, such as their name, email, phone number, social security number, etc.
272
What is the definition of the PIN acronym?
Personal Identification Number
273
What is the function of (PIN) Personal Identification Number?
A code used for authentication purposes to access a device, a system, or an account.
274
What is the definition of the PKI acronym?
Public Key Infrastructure
275
What is the function of (PKI) ?
A system that creates, stores, and distributes digital certificates which are used to verify that a particular public key belongs to a certain entity.
276
What is the definition of the PoE acronym?
Power over Ethernet
277
What is the function of (PoE) Power over Ethernet?
A technique for delivering DC power to devices over copper Ethernet cabling, without separate power supplies or outlets.
278
What is the definition of the POP3 acronym?
Post Office Protocol 3
279
What is the function of (POP3) Post Office Protocol 3?
A protocol that allows email clients to retrieve emails from a remote mail server.
280
What is the definition of the POST acronym?
Power-on Self-Test
281
What is the function of (POST) Power-on Self-Test?
A process performed by the BIOS or firmware right after you power on the computer or other device. The main function of this test is to check if the hardware is working as expected.
282
What is the definition of the PPP acronym?
Point-to-Point Protocol
283
What is the function of (PPP) Point-to-Point Protocol?
A protocol that allows two devices to communicate directly over a data link, such as a serial cable or a phone line.
284
What is the definition of the PRL acronym?
Preferred Roaming List
285
What is the function of (PRL) Preferred Roaming List?
A database in some wireless devices that contains information for connecting to the best network tower in different areas.
286
What is the definition of the PSU acronym?
Power Supply Unit
287
What is the function of (PSU) Power Supply Unit?
A hardware component that converts external electrical power into the specific voltage and current required by various components within the computer.
288
What is the definition of the PXE acronym?
Preboot Execution Environment
289
What is the function of (PXE) Preboot Execution Environment?
A method of booting a computer using only its network card.
290
What is the definition of the RADIUS acronym?
Remote Authentication Dial-in User Service
291
What is the function of (RADIUS) Remote Authentication Dial-in User Service?
A protocol that provides centralized authentication, authorization, and accounting for users who connect and use a network service.
292
What is the definition of the RAID acronym?
Redundant Array of Independent Disks
293
What is the function of (RAID) Redundant Array of Independent Disks?
A technology that combines multiple disks to store data for performance and redundancy.
294
What is the definition of the RAM acronym?
Random-access Memory
295
What is the function of (RAM) Random-access Memory?
It is to store data and application programs temporarily for quick access by the processor.
296
What is the definition of the RDP acronym?
Remote Desktop Protocol
297
What is the function of (RDP) Remote Desktop Protocol?
A protocol developed by Microsoft that allows users to control and operate computers remotely over a network connection.
298
What is the definition of the RF acronym?
Radio Frequency
299
What is the function of (RF) Radio Frequency?
A term that refers to the rate of oscillation of electromagnetic waves or electric currents in the range from 20 kHz to 300 GHz.
300
What is the definition of the RFI acronym?
Radio-Frequency Interference
301
What is the function of (RFI) Radio-Frequency Interference?
A disturbance generated by an external source that affects an electrical circuit by electromagnetic induction, electrostatic coupling, or conduction.
302
What is the definition of the RFID acronym?
Radio-Frequence Identification
303
What is the function of (RFID) Radio-Frequence Identification?
A wireless technology that allows a reader and a tag or transponder affixed to an item to communicate with one another.
304
What is the definition of the RJ11 acronym?
Registered Jack Function 11
305
What is the function of (RJ11) Registered Jack Function 11?
A standardized telecommunication interface frequently used for connecting telephone lines and related devices.
306
What is the definition of the RJ45 acronym?
Registered Jack Function 45
307
What is the function of (RJ45) Registered Jack Function 45?
A standard type of connector for network cables, mainly used to connect to the Local Area Network.
308
What is the definition of the RMM acronym?
Remote Monitoring and Management
309
What is the function of (RMM) Remote Monitoring and Management?
The process of supervising and controlling IT systems by means of locally installed agents that can be accessed by a management service provider.
310
What is the definition of the RTO acronym?
Recovery Time Objective
311
What is the function of (RTO) Recovery Time Objective?
The maximum time that a system can be down after a disruption before it causes unacceptable consequences for the business.
312
What is the definition of the SaaS acronym?
Software as a Service
313
What is the function of (SaaS) Software as a Service?
A software licensing and delivery model in which you can access software on the web via a subscription rather than installing it on your device.
314
What is the definition of the SAN acronym?
Storage Area Network
315
What is the function of (SAN) Storage Area Network?
A computer network which provides access to consolidated, block-level data storage.
316
What is the definition of the SAS acronym?
Serial Attached SCSI (Small Computer System Interface)
317
What is the function of (SAS) Serial Attached SCSI (Small Computer System Interface)?
A point-to-point serial protocol that moves data to and from computer-storage devices such as hard disk drives and tape drives.
318
What is the definition of the SATA acronym?
Serial Advanced Technology Attachment
319
What is the function of (SATA) Serial Advanced Technology Attachment?
A computer bus interface that connects host bus adapters to mass storage devices such as hard disk drives, optical drives, and solid-state drives.
320
What is the definition of the SC acronym?
Subscriber Connector
321
What is the function of (SC) Subscriber Connector?
A fiber optic connector with a push-pull latching mechanism that provides quick insertion and removal while ensuring a positive connection.
322
What is the definition of the SCADA acronym?
Supervisory Control and Data Acquisition
323
What is the function of (SCADA) Supervisory Control and Data Acquisition?
A control system architecture comprising computers, networked data communications and graphical user interfaces for high-level supervision of machines and processes.
324
What is the definition of the SCP acronym?
Secure Copy Protection
325
What is the function of (SCP) Secure Copy Protection?
It provides an authentication procedure between the two hosts as well as encryption for the transfer.
326
What is the definition of the SCSI acronym?
Small Computer System Interface
327
What is the function of (SCSI) Small Computer System Interface?
A set of standards for physically connecting and transferring data between computers and peripheral devices, best known for its use with storage devices such as hard disk drives.
328
What is the definition of the SDN acronym?
Software-defined Networking
329
What is the function of (SDN) Software-defined Networking?
An architecture designed to make a network more flexible and easier to manage.
330
What is the definition of the SFTP acronym?
Secure File Transfer Protocol
331
What is the function of (SFTP) Secure File Transfer Protocol?
A file transfer protocol that uses SSH encryption to transfer files between systems securely.
332
What is the definition of the SIM acronym?
Subscriber Identify Module
333
What is the function of (SIM) Subscriber Identify Module?
An integrated circuit that securely stores essential information to authenticate and identify users on mobile networks.
334
What is the definition of the SIMM acronym?
Single Inline Memory Module
335
What is the function of (SIMM) Single Inline Memory Module?
It increases the available RAM on a computer.
336
What is the definition of the S.M.A.R.T. acronym?
Self-monitoring Analysis and Reporting Technology
337
What is the function of (S.M.A.R.T.) Self-monitoring Analysis and Reporting Technology?
Its primary function is to detect and report various indicators of drive reliability with the intent of anticipating imminent hardware failures.
338
What is the definition of the SMB acronym?
Server Message Block
339
What is the function of (SMB) Server Message Block?
A communication protocol used to share files, printers, serial ports, and miscellaneous communications between nodes on a network.
340
What is the definition of the SMS acronym?
Short Message Service
341
What is the function of (SMS) Short Message Service?
It uses standardized communication protocols that let mobile devices exchange short text messages.
342
What is the definition of the SMTP acronym?
Simple Mail Transfer Protocol
343
What is the function of (SMTP) Simple Mail Transfer Protocol?
An Internet standard communication protocol for electronic mail transmission.
344
What is the definition of the SNMP acronym?
Simple Network Management Protocol
345
What is the function of (SNMP) Simple Network Management Protocol?
An Internet Standard protocol for collecting and organizing information about managed devices on IP networks and for modifying that information to change device behavior.
346
What is the definition of the SNTP acronym?
Simple Network Time Protocol
347
What is the function of (SNTP) Simple Network Time Protocol?
A time synchronization protocol of the TCP/IP protocol family.
348
What is the definition of the SODIMM acronym?
Small Outline Dual Inline Memory Module
349
What is the function of (SODIMM) Small Outline Dual Inline Memory Module?
A miniature form factor version of DIMM, used for RAM in small form factor computing devices to offer RAM upgradability.
350
What is the definition of the SOHO acronym?
Small Office/Home Office
351
What is the function of (SOHO) Small Office/Home Office?
It allows computers in a home office or remote office to connect to a corporate network, or access centralized, shared resources.
352
What is the definition of the SPF acronym?
Sender Policy Framework
353
What is the function of (SPF) Sender Policy Framework?
An email authentication protocol designed to prevent email spoofing, a common technique used in phishing attacks and email spam.
354
What is the definition of the SQL acronym?
Structured Query Language
355
What is the function of (SQL) Structured Query Language?
A programming nomenclature used to do set operations (like union, intersect, and minus) to organize and retrieve information in relational databases.
356
What is the definition of the SRAM acronym?
Static Random-access Memory
357
What is the function of (SRAM) Static Random-access Memory?
A type of RAM that uses latching circuitry to store each bit.
358
What is the definition of the SSD acronym?
Solid-State Drive
359
What is the function of (SSD) Solid-State Drive?
A solid-state storage device that uses integrated circuit assemblies to store data persistently, typically using flash memory, and functions as secondary storage in the hierarchy of computer storage.
360
What is the definition of the SSH acronym?
Secure Shell
361
What is the function of (SSH) Secure Shell?
A cryptographic network protocol for operating network services securely over an unsecured network.
362
What is the definition of the SSID acronym?
Service Set Identifier
363
What is the function of (SSID) Service Set Identifier?
A cryptographic network protocol for operating network services securely over an unsecured network.
364
What is the definition of the SSL acronym?
Secure Sockets Layer
365
What is the function of (SSL) Secure Sockets Layer?
An encryption -based Internet security protocol that ensures privacy, authentication, and data integrity in Internet communications.
366
What is the definition of the SSO acronym?
Single Sign-on
367
What is the function of (SSO) Single Sign-on?
A popular authentication method designed to simplify the login experience by allowing users to enter a single set of credentials for access to multiple applications.
368
What is the definition of the ST acronym?
Straight Tip
369
What is the function of (ST) Straight Tip?
A connector used in fiber-optic cables that utilizes a bayonet-style plug and socket.
370
What is the definition of the STP acronym?
Shielded Twisted Pair
371
What is the function of (STP) Shielded Twisted Pair?
Two individual wires covered with a foil shielding, which prevents electromagnetic interference, thereby transporting data faster.
372
What is the definition of the TACACS acronym?
Terminal Access Controller Access-Control System
373
What is the function of (TACACS) Terminal Access Controller Access-Control System?
A family of related protocols handling remote authentication and related services for network access control through a centralized server.
374
What is the definition of the TCP acronym?
Transmission Control Protocol
375
What is the function of (TCP) Transmission Control Protocol?
A communication service at an intermediate level between an application program and the Internet Protocol.
376
What is the definition of the TCP/IP acronym?
Transmission Control Protocol/Internet Protocol
377
What is the function of (TCP/IP) Transmission Control Protocol/Internet Protocol?
A communications standard that enables application programs and computing devices to exchange messages over a network.
378
What is the definition of the TFTP acronym?
Trivial File Transfer Protocol
379
What is the function of (TFTP) Trivial File Transfer Protocol?
A simple lockstep File Transfer Protocol which allows a client to get a file from or put a file onto a remote host.
380
What is the definition of the TKIP acronym?
Temporal Key Integrity Protocol
381
What is the function of (TKIP) Temporal Key Integrity Protocol?
A security protocol used in the IEEE 802.11 wireless networking standard.
382
What is the definition of the TLS acronym?
Transport Layer Security
383
What is the function of (TLS) Transport Layer Security?
A widely adopted security protocol designed to facilitate privacy and data security for communications over the Internet.
384
What is the definition of the TN acronym?
Twisted Nematic
385
What is the function of (TN) Twisted Nematic?
A precisely controlled realignment of liquid crystal molecules between different ordered molecular configurations under the action of an applied electric field.
386
What is the definition of the TPM acronym?
Trusted Platform Module
387
What is the function of (TPM) Trusted Platform Module?
An international standard for a secure crypto processor, a dedicated microcontroller designed to secure hardware through integrated cryptographic keys.
388
What is the definition of the UAC acronym?
User Account Control
389
What is the function of (UAC) User Account Control?
It aims to improve the security of Microsoft Windows by limiting application software to standard user privileges until an administrator authorizes an increase or elevation.
390
What is the definition of the UDP acronym?
User Datagram Protocol
391
What is the function of (UDP) User Datagram Protocol?
It speeds up communications by not formally establishing a connection before data is transferred.
392
What is the definition of the UEFI acronym?
Unified Extensible Firmware Interface
393
What is the function of (UEFI) Unified Extensible Firmware Interface?
A specification that defines the architecture of the platform firmware used for booting the computer hardware and its interface for interaction with the operating system.
394
What is the definition of the UNC acronym?
Universal Naming Convention
395
What is the function of (UNC) Universal Naming Convention?
A standard for naming resources -- such as files and devices -- that are shared by computers on a network.
396
What is the definition of the UPnP acronym?
Universal Plug and Play
397
What is the function of (UPnP) Universal Plug and Play?
A set of protocols and technologies that allows devices to automatically discover and connect to each other.
398
What is the definition of the UPS acronym?
Uninterrupted Power Supply
399
What is the function of (UPS) Uninterrupted Power Supply?
It provides automated backup electric power to a load when the input power source or mains power fails.
400
What is the definition of the USB acronym?
Universal Serial Bus
401
What is the function of (USB) Universal Serial Bus?
It was developed to simplify and improve the interface between personal computers and peripheral devices, such as cell phones, computer accessories, and monitors.
402
What is the definition of the UTM acronym?
Unified Threat Management
403
What is the function of (UTM) Unified Threat Management?
It protects your network against malware by detecting it and then responding.
404
What is the definition of the UTP acronym?
Unshielded Twisted Pair
405
What is the function of (UTP) Unshielded Twisted Pair?
They reduce the external interference due to the presence of insulation.
406
What is the definition of the VA acronym?
Vertical Alignment
407
What is the function of (VA) Vertical Alignment?
A form of LCDs in which the liquid crystals naturally align vertically to the glass substrates.
408
What is the definition of the VDI acronym?
Virtual Desktop Infrastructure
409
What is the function of (VDI) Virtual Desktop Infrastructure?
An IT infrastructure that lets you access enterprise computer systems from almost any device.
410
What is the definition of the VGA acronym?
Video Graphics Array
411
What is the function of (VGA) Video Graphics Array?
A connector that transmits analog video signals and provide high-definition image quality.
412
What is the definition of the VLAN acronym?
Virtual Local Area Network
413
What is the function of (VLAN) Virtual Local Area Network?
A logical overlay network that groups together a subset of devices that share a physical LAN.
414
What is the definition of the VM acronym?
Virtual Machine
415
What is the function of (VM) Virtual Machine?
A computer file, typically called an image, that behaves like an actual computer.
416
What is the definition of the VNC acronym?
Virtual Network Computer
417
What is the function of (VNC) Virtual Network Computer?
It transmits the keyboard and mouse input from one computer to another, relaying the graphical-screen updates, over a network.
418
What is the definition of the VoIP acronym?
Voice over Internet Protocol
419
What is the function of (VoIP) Voice over Internet Protocol?
Converts voice data into packets of digital signals, compresses it, and sends it over the Internet in the form of a digital envelope.
420
What is the definition of the VPN acronym?
Virtual Private Network
421
What is the function of (VPN) Virtual Private Network?
A mechanism for creating a secure connection between a computing device and a computer network, or between two networks, using an insecure communication medium such as the public Internet.
422
What is the definition of the VRAM acronym?
Video Random-access Memory
423
What is the function of (VRAM) Video Random-access Memory?
Dedicated computer memory used to store the pixels and other graphics data as a framebuffer to be rendered on a computer monitor.
424
What is the definition of the WAN acronym?
Wide Area Network
425
What is the function of (WAN) Wide Area Network?
It can facilitate communication, the sharing of information and much more between devices from around the world.
426
What is the definition of the WEP acronym?
Wired Equivalent Privacy
427
What is the function of (WEP) Wired Equivalent Privacy?
Keeps traffic sent through wireless networks more secure.
428
What is the definition of the WISP acronym?
Wireless Internet Service Provider
429
What is the function of (WISP) Wireless Internet Service Provider?
Wi-Fi providers that allow you to access the internet through a wireless connection.
430
What is the definition of the WLAN acronym?
Wireless Local Area Network
431
What is the function of (WLAN) Wireless Local Area Network?
A wireless computer network that links two or more devices using wireless communication to form a local area network within a limited area such as a home, school, computer laboratory, campus, or office building.
432
What is the definition of the WMN acronym?
Wireless Mesh Network
433
What is the function of (WMN) Wireless Mesh Network?
It wirelessly connects large areas using inexpensive, existing technology.
434
What is the definition of the WPA acronym?
WiFi Protected Access
435
What is the function of (WPA) WiFi Protected Access?
A security standard to secure computers connected to a Wi-Fi network.
436
What is the definition of the WWAN acronym?
Wireless Wide Area Network
437
What is the function of (WWAN) Wireless Wide Area Network?
A type of wireless network that provides regional, nationwide or global coverage using mobile communication technologies.
438
What is the definition of the XSS acronym?
Cross-site Scripting
439
What is the function of (XSS) Cross-site Scripting?
A web security vulnerability that allows an attacker to compromise the interactions that users have with a vulnerable application.
