Ch 115 ch 2,9,11 Flashcards
(100 cards)
1
Q
Blog
A
informal web site consisting of time-stamped articles, or posts in a diary or journal format, usually listed in reverse chronological order. short for web
2
Q
Domain name
A
text version of an IP address
3
Q
Downloading
A
process of a computer receiving information, such as a Web page, form a server on the Internet.
4
Q
E-commerce
A
short for electronic commerce, a business transaction that occurs over an electronic network such as the Internet.
5
Q
A
Short for electronic mail; the transmission of messages and files via a computer network.
6
Q
E-mail address
A
Combination of a user name and a domain name that identifies a user so that he or she can receive Internet e-mail.
7
Q
E-mail program
A
Software used to create, send, receive, forward, store, print, and delete e-mail messages.
8
Q
Home page
A
First page that a Web site displays.
9
Q
Instant messaging IM
A
Real the Internet communications service that notifies a suer when one or more people are online and then allows the user to exchange messages or files or join a private chat room with those people.
10
Q
Internet
A
Worldwide collection of networks that connects millions of businesses government agencies.
11
Q
IP address
A
A number that uniquely identifies each computer or device connected to the Internet.
12
Q
ISP
A
Regional or national Internet access provider.
13
Q
Link
A
Built-in connection to another related Web page or part of a Web page.
14
Q
Multimedia
A
Any application that combines text with graphics, animation, audio, video, and or virtual reality.
15
Q
Netiquette
A
Short for Internet etiquette, the code of acceptable behaviors users should follow while on the internet.
16
Q
Online service provider (OSP)
A
Company that provides Internet access as well as many members-only features.
17
Q
Animation
A
Appearance of motion created by displaying a series of still images in sequence.
18
Q
Audio
A
Music, speech or any other sound
19
Q
Plug-in
A
Program that extends the capability of a browser; often used to enhance multimedia.
20
Q
Portal
A
Web site that offers a variety of Internet services from a single, convenient location.
21
Q
Real time
A
Describes users and the people with whom they are conversing being online at the same time.
22
Q
Search engine
A
Program that finds Web sites, Web pages, images, videos, news, maps and other information related to a specific topic.
23
Q
Streaming
A
Process of transferring data in a continuous and even flow.
24
Q
Uploading
A
Process of transferring documents, graphics, and other objects form a computer to a server on the Internet.
25
URL
Unique address for a Web page.
26
User name
Unique combination of characters, such as letters of the alphabet and or numbers, that identifies a specific user.
27
Video
Images displayed in motion.
28
Virtual reality (VR)
Computers used to simulation a real or imagined environment that appears as a 3-dimensional.
29
Web
Worldwide collection of electronic documents called Web pages, the Web is one of the more popular services on the Internet
30
Web browser
Application software that allows users to access and view Web pages
31
Web page
Electronic document on the Web, which can contain text, graphics, animation, audio, and video and often has built-in connections to other documents, graphics, Web pages, or Web sites.
32
Web server
Computer that delivers requested Web pages to a computer.
33
Web site
Document on the Web that contains text, graphics, audio and video.
34
Wi-Fi
Short for wireless fidelity. Type of broadband Internet connection that uses radio signals to provide high-speed Internet connections to compatible or properly equipped wireless computers and devices.
35
Wiki
Collaborative Web site that allows users to create, add to, modify, or delete the Web site content via their Web browser.
36
World Wide Web
Worldwide collection of electronic documents.
37
Bandwidth
The amount of data, instructions, and information that can travel over a communications channel.
38
Bluetooth
Network standard, specifically a protocol, that defines how two Bluetooth devices use short-ranges radio waves to transmit data.
39
Broadband
High-speed internet connection provided through cable, DSL, fiber, radio signals or satellite.
40
Cable modem
Digital modem that sends and receives digital data over the cable television (CATV) network.
41
Client/server network
Network in which one or more computers act as a server, and the other computers on the network request services form the server.
42
Coaxial cable
A single copper wire surrounded by at least three layers: (1) an insulating material ,(2) a woven or braided metal, and (3) a plastic outer coating.
43
Communication channel
Transmission media on which data, instructions, or information travel.
44
Communication device
Hardware component that enables a computer to send and receive data, instructions, and information to and from one or more computers.
45
Communication satellite
Space station that receives microwave signals from an earth-based station, amplifies the signals, and broadcasts the signals back over a wide area to any number of earth-based stations.
46
Communication software
Programs that (1) help users establish a connection to another computer or network; (2) manage the transmission of data, instructions, and information (3) provide an interface for suers to communicate with one another.
47
Dedicated line
Type of always-on connection that is established between two communications devices
48
Dial-up line
Temporary connection that uses one or more analog telephone lines for communications.
49
DSL
Acronym for digital subscriber line; type of digital technology that provides high-speed Internet connections using regular copper telephone lines.
50
DSL modem
Modem that sends digital data and information from a computer to a DSL line and receives digital data and information from a DSL line.
51
Tiber-optic cable
i
52
Global positioning system (GPS)
Navigation system that consiss of one or more earth-based receivers that accept and analyze signals sent by satellites in order to determine the receiver's geographic location.
53
IrDA
Infrared Data Association; network standard used to transmit dat wirelessly via infrared (IR) light waves.
54
Local area network (LAN)
Network that connects computers and devices in a limited geographical area such as a home, school computer laboratory, office building, or closely positioned group of buildings.
55
Microwaves
Radio waves that provide a high-speed signal transmission.
56
Network
Collection of computers and devices connected together, often wirelessly, via communications devices and transmission media, allowing computers to share resources.
57
Network topology
Layout of computers and devices in a communications network.
58
RFID
Short for radio frequency identification; standard, specifically a protocol, that defines how a network uses radio signals to communicate with a tag placed in or attached to an object, an animal or a person.
59
TCP/IP
Short for Transmission Control Protocol/Internet Protocol; network standard, specifically a protocol, that defines how messages (data) are routed form one end of a network to the other ensuring the data arrives correctly.
60
Text messaging
Short note, typically fewer than 300 characters, sent to or from a smart phone or other mobile device.
61
Token ring
Network standard in which computers and devices on the network share or pass a special signal, called a token, in unidirectional manner and in a preset order.
62
Transmission media
Materials or substances capable of carrying one or more signals in a communications channel.
63
Twisted-pair cable
Transmission media that consists of one or more twisted-pair wires bundled together.
64
Wide area network (WAN)
Network that covers a large geographic area using a communications channel that combines many types of media such as telephone lines, cables, and radio waves.
65
Anti-spam program
Program that attempts to remove spam before it reaches a user's inbox.
66
Antivirus program
Program that protects a computer against viruses by identifying and removing any computer viruses found in memory, on storage media, or on incoming files.
67
Back door
Program or set of instructions in a program that allow users to bypass security controls when accessing a program, computer, or network.
68
Biometric device
Device that translates a personal characteristic into a digital code that is compared with a digital code stored in a computer.
69
Code of conduct
Written guidelines that helps determine whether a specific computer action is ethical or unethical.
70
Computer crime
Any illegal act involving a computer.
71
Computer ethics
Moral guidelines that govern the use of computers and information systems.
72
Computer security risk
Any event or action that could cause a loss of or damage to computer hardware, software, data, information, or processing capability.
73
Cookie
Small text file that a Web server stores on a computer.
74
Cybercrime
Online or Internet-based illegal acts.
75
Decrypt
Process of deciphering encrypted data into a readable form.
76
Denial of service attack
Assault on a computer or network whose purpose is to disrupt computer access to an Internet service such as the Web or e-mail.
77
Digital certificate
A notices that guarantees a suer or a Web site is legitimate.
78
Encryption
The process of encoding data and information to an unreadable form.
79
Fair Credit Reporting Act
1970 law that limits the rights of others viewing a credit report to only those with a legitimate business need.
80
Firewall
Hardware and or software that protects a network's resources form intrusion by users on another network such as the Internet.
81
Green computing
Practices that involve reducing the electricity consumed and environmental waste generated when using a computer.
82
Information privacy
Right of individuals and companies to deny or restrict the collection and use of information about them.
83
Information theft
Computer security risk that occurs when someone steals personal or confidential information.
84
License agreement
An agreement issued by a software manufacturer that gives the user the right to use the software.
85
Password
Private combination of characters associated with a suer name that allows access to certain computer resources.
86
Personal firewall
Utility program that detects and protects a personal computer from unauthorized intrusions.
87
Personal identification number (PIN)
Numeric password, either assigned by a company or selected by a user.
88
Phishing
Scam in which a perpetrator attempts to obtain your personal and or financial information.
89
Piracy
Unauthorized and illegal duplication of copyrighted material.
90
Repetitive strain injury (RSI)
Injury or disorder of the muscles, nerves, tendons, ligaments, and joints.
91
Secure site
Web site that uses encryption techniques to secure its data.
92
Software theft
Computer security risk that occurs when someone (1) steals software media, (2) intentionally erases programs,(3)illegally copies a program or (4) illegally registers and or activates a program.
93
Spam
Unsolicited e-mail message or news groups posting sent to many recipients or newsgroups at once.
94
Trojan horse
Malicious-logic program named after the Greek myth that hides within or looks like a legitimate program
95
Trusted source
Company or person a user believes will not send a virus-infected file knowledge.
96
Unauthorized access
Use of a computer or network without permission.
97
Unauthorized use
Use of a computer or its data for unapproved or possibly illegal activities.
97
Virus
Potentially damaging computer program that affects, or infects, a computer negatively by altering the way the computer works without a user's knowledge or permission.
98
Virus definition
Known specific pattern of virus code.
99
Worm
Malicious-logic program that copies itself repeatedly, using up system resources and possibly shutting down the system.
