CORE 1 General Flashcards
(150 cards)
1
Q
TS Theory 1
A
Identify The Problem
2
Q
TS Theory 2
A
Establish Theory
3
Q
TS Theory 3
A
Test the Theory
4
Q
TS Theory 4
A
Establish a Plan of Action
5
Q
TS Theory 5
A
Verify Full Functionality
6
Q
TS Theory 6
A
Documentation
7
Q
GPU
A
Graphics Processing Unit
8
Q
RAM
A
Random Access Memory
9
Q
CPU
A
Central Processing Unit
10
Q
VGA
A
Video Graphics Array
11
Q
DVI
A
Digital Visual Interface
12
Q
Intermittent Shutdowns caused by what?
A
Overheating
13
Q
Heat sink does what?
A
Transfer heat from the CPU
14
Q
Uses LGA (Land Grid Array)
A
Intel
15
Q
Uses PGA (Pin Grid Array)
A
AMD
16
Q
What is DDR4
A
Double Data Rate 4 - a type of RAM
17
Q
What does Parity do?
A
Verifies information from RAM is correct
18
Q
What is ECC
A
Error Correcting Code - Corrects issues found on RAM
19
Q
SO-DIMM
A
Small outline Dual Inline Memory Module - Laptop memory
20
Q
Virtual Memory
A
Extra memory stored on storage device as memory backup
21
Q
BIOS
A
Basic Input / Output Services
22
Q
What is the job of the BIOS
A
Allow communication and interaction with motherboard before OS startup
23
Q
Difference between firmware, software, and hardware
A
Firmware burned onto chip, software copied to media, and hardware is the physical components
24
Q
P.O.S.T.
A
Power on Self Test - tests hardware on startup
25
Post code - 1 beep
Reporting back good
26
Post code - continue to beep
No RAM
27
How to get into BIOS
DEL or F2
28
RTC
Real Time Clock
29
What does the CMOS Battery do?
Date / Time
30
ATX Motherboard
Largest Motherboard -
12" x 9.6"
31
mITX (Mini-ITX) motherboard
6.7" x 6.7" SMALL
32
mATX (MicroATX)
9.6" x 9.6"
33
Northbridge
Handles Fast Stuff
34
Southbridge
Slower Stuff (USB I/O functions)
35
230 Volts of AC (VAC)
European Outlets
36
120 Volts of AC (VAC)
North American
37
20+(P4) Connector
ATX Power Supply
38
Power Connector for Hard Drives
SATA
39
PSU
Power Supply Unit
40
5.25" form Factor
Optical Media
41
3.5" and 2.5" form factor
Hard Drives
42
1.8" form factor
SSD
43
ATA
Advanced Technology Attatchment
44
eSATA
external sata connector
45
NVMe
Non-Volatile Memory Express
46
RAID
Redundant Array of Independent Disks
47
Raid 0
Striping - minimum 2 drives. Data split between drives. Provides Speed.
48
Raid 1
Mirroring - 2-4 drives. Duplicates information. Redundancy.
49
Raid 5
Striping w/ Parity - Minimum 3 drives. Splits data and creates a copy.
50
Raid 10
2 pairs of drives - Splits data and mirrors data.
51
TPM
Trusted Platform Module
52
Causes Crashes and Reboots
Corrupt OS
53
Clicking in computer
Hard Drive mechanical failure
54
USB 1.0 Speed
1.5 Mbps
55
USB 1.1 Speed
12 Mbps
56
USB 2.0 Speed
480 Mbps
57
USB 3.0 Speed
5 Gbps
58
USB 3.1 Gen1 Speed
5 Gbps
59
USB 3.1 Gen 2 Speed
10 Gbps
60
USB A goes where?
Into Computer
61
USB B goes where?
Into Devices
62
What's optical Media
CD, DVD, Blu Ray
63
CD storage amount
650-700mb
64
DVD storage amount
4.37 GB - 15.9 GB
65
Blu-Ray Storage
15.6 GB - 50 GB
66
PCI and PCIe
Peripheral Component Interconnect (express)
67
What kind of PCIe lanes
x1, x4, x8, x16
68
LCD
Liquid Crystal Display
69
CCFL
Cold Cathode Fluorescent Lamp
70
LED
Light Emitting Diode
71
TN Screen
Twisted Nematic - speed
72
IPS screen
In Plane Switching - Wide range
73
OLED
Organic LED
74
DLP
Digital Light Processing
75
HDMI
High-Definition Multimedia Interface
76
DP and MiniDP
Display Port and Mini Display Port
77
Projector Throw
How big the screen is when it's far away, how small it is when it's close.
78
CRT
Cathode Ray Tube
79
LAN
Local Area Network
80
MAC
Media Access Control
81
48-bit address
MAC Address
82
HUB
Repeats traffic on LAN to all nodes.
83
Switch
Filters traffic based on MAC address.
84
WAN
Wide Area Network
85
DHCP
Dynamic Host Configuration Protocol
86
Provides IP addresses
DHCP
87
DOCSIS
Cable Modem technology
88
TP Cable
Twisted pair cable
89
UTP cable
Unshielded Twisted Pair
90
Max distance of UTP
100m
91
RJ-11
Used to terminate Telephone Cables
92
RJ-45
Used to terminate Ethernet Cables
93
STP cable
Shielded Twisted Pair
94
Fiber Optic Cable
uses light and not electricity
95
Cat 5 speed
100 mbps
96
Cat 5e speed
1 Gbps
97
Cat 6 speed
1 Gbps @ 100m
10 Gbps @ 55m
98
Cat 6a speed
10 Gbps @ 100m
99
Plenum Cables
Fire Resistant and non toxic
100
Ethernet Cabling Standards
T568A / T568B
101
Straight Through Cable
Cable wired with one standard
102
Crossover Cable
Cable wired with opposite standards
103
MDF
Main Distribution Frame - Equipment storage
104
Patch Panel
Organizes network cables
105
110 Punchdown Tool
Used for punching into Patch Panel
106
Loopback Plug
Test network ports
107
NIC
Network Interface Card
108
255.255.255.0
Subnet Mask
109
DHCP
Dynamic Host Configuration Protocol - Configures IP, Subnet Mask and Gateway.
110
APIPA
Automatic Private IP Addressing
111
169.254.x.x
APIPA address
112
123.23.123.2 is what kind of IP address?
IPV4
113
2001:0db8:85a3:0000:0000:8a2e:0370:7334
IPV6
114
DNS
Domain Name System
115
What does DNS do?
Converts text to IP address
116
Port 20/21
FTP File Transfer Protocol
117
FTP
File Transfer Protocol
118
22
Secure Shell
119
SSH
Secure Shell
120
23
Telnet
121
25
Simple Mail Transfer Protocol
122
SMTP
Simple Mail Transfer Protocol
123
53
Domain Name System
124
80
Hypertext Transfer Protocol
125
HTTP
Hypertext Transfer Protocol
126
67/68
DHCP
127
110
POP3
128
Post Office Protocol v3
POP3
129
137/139
NetBIOS
130
143
IMAP
131
Internal Mail Access Protocol
IMAP
132
161 / 162
Simple Network Management Protocol SNMP
133
SNMP
Simple Network management Protocol
134
389
LDAP Lightweight Directory Access Protocol
135
LDAP
Lightweight Directory Access Protocol
136
443
Hypertext Transfer Protocol Secure (HTTPS)
137
HTTPS
Hypertext Transfer Protocol Secure
138
445
Server Message Block (SMB)
139
SMB
Server Message Block
140
3389
Remote Desktop Protocol (RDP)
141
Purpose of Port numbers
Get data to right applications
142
UDP
User Datagram Protocol
143
TCP/IP
Transmission Control Protocol /Internet Protocol
144
ICMP
Internet Control Message Protocol
145
Connection based protocol
TCP
146
Connectionless protocol
UDP
147
FQDN
Fully Qualified Domain Name
148
DMARC
Domain-Based Message Authentication, Reporting, and Conformance
149
Uses a 32-bit addressing system, allowing for approximately 4.3 billion unique IP addresses.
IPv4
150
