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Core 1 > CORE 1 General > Flashcards

CORE 1 General Flashcards

1
Q

TS Theory 1

A

Identify The Problem

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2
Q

TS Theory 2

A

Establish Theory

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3
Q

TS Theory 3

A

Test the Theory

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4
Q

TS Theory 4

A

Establish a Plan of Action

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5
Q

TS Theory 5

A

Verify Full Functionality

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6
Q

TS Theory 6

A

Documentation

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7
Q

GPU

A

Graphics Processing Unit

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8
Q

RAM

A

Random Access Memory

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9
Q

CPU

A

Central Processing Unit

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10
Q

VGA

A

Video Graphics Array

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11
Q

DVI

A

Digital Visual Interface

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12
Q

Intermittent Shutdowns caused by what?

A

Overheating

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13
Q

Heat sink does what?

A

Transfer heat from the CPU

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14
Q

Uses LGA (Land Grid Array)

A

Intel

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15
Q

Uses PGA (Pin Grid Array)

A

AMD

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16
Q

What is DDR4

A

Double Data Rate 4 - a type of RAM

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17
Q

What does Parity do?

A

Verifies information from RAM is correct

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18
Q

What is ECC

A

Error Correcting Code - Corrects issues found on RAM

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19
Q

SO-DIMM

A

Small outline Dual Inline Memory Module - Laptop memory

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20
Q

Virtual Memory

A

Extra memory stored on storage device as memory backup

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21
Q

BIOS

A

Basic Input / Output Services

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22
Q

What is the job of the BIOS

A

Allow communication and interaction with motherboard before OS startup

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23
Q

Difference between firmware, software, and hardware

A

Firmware burned onto chip, software copied to media, and hardware is the physical components

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24
Q

P.O.S.T.

A

Power on Self Test - tests hardware on startup

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25
Q

Post code - 1 beep

A

Reporting back good

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26
Q

Post code - continue to beep

A

No RAM

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27
Q

How to get into BIOS

A

DEL or F2

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28
Q

RTC

A

Real Time Clock

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29
Q

What does the CMOS Battery do?

A

Date / Time

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30
Q

ATX Motherboard

A

Largest Motherboard -
12” x 9.6”

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31
Q

mITX (Mini-ITX) motherboard

A

6.7” x 6.7” SMALL

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32
Q

mATX (MicroATX)

A

9.6” x 9.6”

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33
Q

Northbridge

A

Handles Fast Stuff

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34
Q

Southbridge

A

Slower Stuff (USB I/O functions)

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35
Q

230 Volts of AC (VAC)

A

European Outlets

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36
Q

120 Volts of AC (VAC)

A

North American

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37
Q

20+(P4) Connector

A

ATX Power Supply

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38
Q

Power Connector for Hard Drives

A

SATA

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39
Q

PSU

A

Power Supply Unit

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40
Q

5.25” form Factor

A

Optical Media

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41
Q

3.5” and 2.5” form factor

A

Hard Drives

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42
Q

1.8” form factor

A

SSD

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43
Q

ATA

A

Advanced Technology Attatchment

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44
Q

eSATA

A

external sata connector

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45
Q

NVMe

A

Non-Volatile Memory Express

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46
Q

RAID

A

Redundant Array of Independent Disks

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47
Q

Raid 0

A

Striping - minimum 2 drives. Data split between drives. Provides Speed.

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48
Q

Raid 1

A

Mirroring - 2-4 drives. Duplicates information. Redundancy.

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49
Q

Raid 5

A

Striping w/ Parity - Minimum 3 drives. Splits data and creates a copy.

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50
Q

Raid 10

A

2 pairs of drives - Splits data and mirrors data.

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51
Q

TPM

A

Trusted Platform Module

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52
Q

Causes Crashes and Reboots

A

Corrupt OS

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53
Q

Clicking in computer

A

Hard Drive mechanical failure

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54
Q

USB 1.0 Speed

A

1.5 Mbps

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55
Q

USB 1.1 Speed

A

12 Mbps

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56
Q

USB 2.0 Speed

A

480 Mbps

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57
Q

USB 3.0 Speed

A

5 Gbps

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58
Q

USB 3.1 Gen1 Speed

A

5 Gbps

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59
Q

USB 3.1 Gen 2 Speed

A

10 Gbps

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60
Q

USB A goes where?

A

Into Computer

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61
Q

USB B goes where?

A

Into Devices

62
Q

What’s optical Media

A

CD, DVD, Blu Ray

63
Q

CD storage amount

A

650-700mb

64
Q

DVD storage amount

A

4.37 GB - 15.9 GB

65
Q

Blu-Ray Storage

A

15.6 GB - 50 GB

66
Q

PCI and PCIe

A

Peripheral Component Interconnect (express)

67
Q

What kind of PCIe lanes

A

x1, x4, x8, x16

68
Q

LCD

A

Liquid Crystal Display

69
Q

CCFL

A

Cold Cathode Fluorescent Lamp

70
Q

LED

A

Light Emitting Diode

71
Q

TN Screen

A

Twisted Nematic - speed

72
Q

IPS screen

A

In Plane Switching - Wide range

73
Q

OLED

A

Organic LED

74
Q

DLP

A

Digital Light Processing

75
Q

HDMI

A

High-Definition Multimedia Interface

76
Q

DP and MiniDP

A

Display Port and Mini Display Port

77
Q

Projector Throw

A

How big the screen is when it’s far away, how small it is when it’s close.

78
Q

CRT

A

Cathode Ray Tube

79
Q

LAN

A

Local Area Network

80
Q

MAC

A

Media Access Control

81
Q

48-bit address

A

MAC Address

82
Q

HUB

A

Repeats traffic on LAN to all nodes.

83
Q

Switch

A

Filters traffic based on MAC address.

84
Q

WAN

A

Wide Area Network

85
Q

DHCP

A

Dynamic Host Configuration Protocol

86
Q

Provides IP addresses

A

DHCP

87
Q

DOCSIS

A

Cable Modem technology

88
Q

TP Cable

A

Twisted pair cable

89
Q

UTP cable

A

Unshielded Twisted Pair

90
Q

Max distance of UTP

A

100m

91
Q

RJ-11

A

Used to terminate Telephone Cables

92
Q

RJ-45

A

Used to terminate Ethernet Cables

93
Q

STP cable

A

Shielded Twisted Pair

94
Q

Fiber Optic Cable

A

uses light and not electricity

95
Q

Cat 5 speed

A

100 mbps

96
Q

Cat 5e speed

A

1 Gbps

97
Q

Cat 6 speed

A

1 Gbps @ 100m
10 Gbps @ 55m

98
Q

Cat 6a speed

A

10 Gbps @ 100m

99
Q

Plenum Cables

A

Fire Resistant and non toxic

100
Q

Ethernet Cabling Standards

A

T568A / T568B

101
Q

Straight Through Cable

A

Cable wired with one standard

102
Q

Crossover Cable

A

Cable wired with opposite standards

103
Q

MDF

A

Main Distribution Frame - Equipment storage

104
Q

Patch Panel

A

Organizes network cables

105
Q

110 Punchdown Tool

A

Used for punching into Patch Panel

106
Q

Loopback Plug

A

Test network ports

107
Q

NIC

A

Network Interface Card

108
Q

255.255.255.0

A

Subnet Mask

109
Q

DHCP

A

Dynamic Host Configuration Protocol - Configures IP, Subnet Mask and Gateway.

110
Q

APIPA

A

Automatic Private IP Addressing

111
Q

169.254.x.x

A

APIPA address

112
Q

123.23.123.2 is what kind of IP address?

A

IPV4

113
Q

2001:0db8:85a3:0000:0000:8a2e:0370:7334

A

IPV6

114
Q

DNS

A

Domain Name System

115
Q

What does DNS do?

A

Converts text to IP address

116
Q

Port 20/21

A

FTP File Transfer Protocol

117
Q

FTP

A

File Transfer Protocol

118
Q

22

A

Secure Shell

119
Q

SSH

A

Secure Shell

120
Q

23

A

Telnet

121
Q

25

A

Simple Mail Transfer Protocol

122
Q

SMTP

A

Simple Mail Transfer Protocol

123
Q

53

A

Domain Name System

124
Q

80

A

Hypertext Transfer Protocol

125
Q

HTTP

A

Hypertext Transfer Protocol

126
Q

67/68

A

DHCP

127
Q

110

A

POP3

128
Q

Post Office Protocol v3

A

POP3

129
Q

137/139

A

NetBIOS

130
Q

143

A

IMAP

131
Q

Internal Mail Access Protocol

A

IMAP

132
Q

161 / 162

A

Simple Network Management Protocol SNMP

133
Q

SNMP

A

Simple Network management Protocol

134
Q

389

A

LDAP Lightweight Directory Access Protocol

135
Q

LDAP

A

Lightweight Directory Access Protocol

136
Q

443

A

Hypertext Transfer Protocol Secure (HTTPS)

137
Q

HTTPS

A

Hypertext Transfer Protocol Secure

138
Q

445

A

Server Message Block (SMB)

139
Q

SMB

A

Server Message Block

140
Q

3389

A

Remote Desktop Protocol (RDP)

141
Q

Purpose of Port numbers

A

Get data to right applications

142
Q

UDP

A

User Datagram Protocol

143
Q

TCP/IP

A

Transmission Control Protocol /Internet Protocol

144
Q

ICMP

A

Internet Control Message Protocol

145
Q

Connection based protocol

A

TCP

146
Q

Connectionless protocol

A

UDP

147
Q

FQDN

A

Fully Qualified Domain Name

148
Q

DMARC

A

Domain-Based Message Authentication, Reporting, and Conformance

149
Q

Uses a 32-bit addressing system, allowing for approximately 4.3 billion unique IP addresses.

A

IPv4

150
Q
A

Core 1 (5 decks)

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