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Comp IT > Comp A+ Parts > Flashcards

Comp A+ Parts Flashcards

1
Q

USB Specs

A
  • 50-70mm long
  • 17-20mm wide
  • 10-12 mm thick
  • Storage 128mb to 128gb
  • 700kbps to 28mbps for read
  • 250kbps to 15mbps write
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2
Q

SSDs

A

-2.5 to 3.5 inches
-No moving parts
eliminate seek time
-latency

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3
Q

Compact Flash

A
  • 43mm-36mm wide
  • Portable devices
  • Type 1 is 3.3mm thick
  • Type 2 is 5mm thick
  • Store 100gb or more
  • 50pin contact
  • 66mbps
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4
Q

SmartMedia

A

-45mm long by 37mm wide
.76mm thick
-Store up to 128 mb
-transfer 8mbps

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5
Q

Picture cards

A
  • 20mm by 25mm by 1.7mmm
  • store up to 2GB up to 8
  • Transfer 4-15 MBps for read
  • 1.3 to 9MBps for write
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6
Q

Memory Sticks

A
  • 50 by 21.5by 2.8mm
  • Store up to 16GB
  • Transfer 2.5MBps read
  • 1.8MBps write
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7
Q

Secure Digital

A
  • 32 by 24 by 2.1mm
  • Mini 21.5 by 20 by 1.4
  • Micro 15 by 11 by 1
  • Store up to 2TB
  • Transfer from 10-20MBps
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8
Q

Multimedia Cards

A
  • 32 by 24 by 1.5mm
  • Mobile 16,24,1.5mm
  • Mini 21.5, 20, 1.4mm
  • Micro 12, 14, 1.1 mm
  • Store up to 8GB
  • Transfer 52MBps
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9
Q

CD-ROM

A

-700-800mb

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10
Q

CD-RW

A
  • written multiple times

- 700-860MB

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11
Q

DVD-ROM

A
  • Single sided Store 4.7GB

- Double sided store 9.4GB

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12
Q

Single Layer DVD-R

A
  • Written once

- Store up to 4.7GB

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13
Q

Single Layer DVD+R

A
  • Written once
  • Store up to 4.7GB
  • Faster then -R
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14
Q

Doubled Sided DVD-R and DVD+R

A
  • Store data on both sides

- Hold up to 8.75GB

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15
Q

Dual Layer DVD-R

A
  • Two recordable layers on single side

- Store up to 8.5GB

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16
Q

Dual Layer DVD+R

A
  • Two recordable layers on single side
  • Store up to 8.5GB
  • faster then -R
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17
Q

Single Layer DVD-RW

A
  • written to multiple times

- store up to 4.7GB

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18
Q

Dual Layer DVD-RW

A
  • Two layers for writing
  • Store 8.7 GB single side
  • 17.08 double side
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19
Q

DVD-RAM

A

-rewritable and erasable

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20
Q

BD-ROM

A
  • Store 128GB depending on layers

- Each layer as 25GB

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21
Q

BD-R

A
  • Written on once

- Store 128GB #layers

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22
Q

BD-RE

A
  • written and erased

- Store 128GB

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23
Q

CD drive

A
  • Transfer at least 150KBps

- 8by, 16 by, 52by

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24
Q

DVD Drive

A

-Speeds 600KBps-1.3MBps

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25
Q

USB 1.1

A
  • Digital
  • distance 3 meters 1.5MBps
  • 5 meters 12MBps
  • low speed less susceptible to EMI
  • Frequency 48MHz
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26
Q

USB 2

A
  • Digital
  • max length 5 meters
  • transfer 480Mbs connected to 2.0 hub and 12MBS connected to 1.1 hub
  • Poor signal at high transfer
  • Frequency 48MHZ
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27
Q

USB 3

A
  • Digital
  • Max length 3 meters
  • Transfer 5Gbps
  • short latency
  • Spread spectrum clocking
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28
Q

USB 3.1

A
  • Digital
  • 3 meters
  • 10Gbps
  • short latency
  • Spread spectrum clocking
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29
Q

Firewire 400

A
  • Digital
  • max 4.5meters
  • Transfer 400MBps
  • reduces buffering
  • Frequency 33MHz
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30
Q

Firewire 800

A
  • Digital
  • Max 100 meters
  • Transfer 800 MBps
  • reduces buffering
  • Frequency 25MHz
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31
Q

Thunderbolt

A

-Digital
-Copper 3 meters
-Fiber 60 meters
-Transfer
Version 1 10GBps per channel 20 total
Version 2 20 and 40
Version 3 40 and 80
-quality very precise
-Frequency 430 kHz

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32
Q

SATA 1

A
  • 37.5 MHz
  • 1.5GB/s
  • 150 MB/s
  • 1 meter
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33
Q

Sata 2

A
  • 75 MHz
  • 3 GB/s
  • 300Mb/s
  • Backwards compatible
  • 1 meter
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34
Q

SATA 3

A
  • 150 MHz
  • 6 GB/s
  • 600 MB/s backwards -compatible
  • 1 meter
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35
Q

SATA 3.2

A
  • 16 GB/s
  • 1969 MB/s
  • 1 meter
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36
Q

eSATA

A
  • External
  • 3 GB/s
  • 30MB/s
  • 1 meter
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37
Q

VGA

A
  • Analog
  • Distance 30 meters low and 5 meters high
  • Frequency 60 Hz
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38
Q

HDMI

A
  • Type A 19 pin
  • supports high resolution
  • Type B 29 pin
  • Type C Mini HDMI Portable devices
  • Type D Macro
  • 5 meters
  • 18GBps
  • 4K video
  • 1536 kHz
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39
Q

DVI

A
  • analog, digital, both
  • 15 meters and 5 meters
  • 165 MHz and 60 Hz
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40
Q

Digital audio connectors

A
  • Digital
  • 3 meters-coaxial
  • 15 meters-optical
  • 125 Mbps
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41
Q

RJ-45

A

-8 pin connector
-digital
-100 meters Cat 5
-Frequency
Cat 5 up to 100MHz
Cat 5e up to 100 MHz
Cat 6 up to 250 MHz

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42
Q

RJ-11

A
  • Analog
  • 100 meters
  • 10 MBps
  • 16 MHz
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43
Q

PS/2 connectors

A
  • Digital
  • 7.6 meters
  • 2KBps
  • Lower latency
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44
Q

Radio

A

-10 KHz- 1 GHz

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45
Q

Bluetooth

A
  • 2.4 GHz

- 30 feet

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46
Q

Near Field Communication

A
  • 10cm or less

- 13.5 MHz

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47
Q

Infrared

A
  • 300 GHz -400 THz

- 1mm -750mm

48
Q

Windows 8 RT

A
  • only pre-installed on devices 32 bit architecture.
  • supports up to 4GB Ram
  • only windows store
  • Office 2013 word, excel, power point, and onenote
49
Q

Windows 8/ 8.1

A
  • home users
  • can purchase separately
  • does not include Office 2013
  • windows store and traditional desktop-style apps
  • installed on Intel or AMD 32 or 64 bit architecture
50
Q

Windows 8/ 8.1 Pro

A
  • business users
  • windows server domain
  • remote desktop
  • Hyper V
  • group policy
51
Q

Windows 8/ 8.1 Enterprise

A
  • large organizations for volume licensing

- Same features and requirements as Pro

52
Q

Windows 7 Starter

A
  • simple basic edition few features

- 32 bit

53
Q

Windows 7 Home Premium

A
  • low cost for beginners

- basic functions like explorer 8 and productivity software

54
Q

Window 7 Professionsal

A
  • Can run Windows XP mode
  • connect to domains
  • back up data to network locations
55
Q

Windows 7 Enterprise

A
  • Organizations that need volume license
  • Support multiple language through multilingual User interface
  • Bitlocker
  • compatible with Unix apps
56
Q

Windows 7 Ultimate

A

-same as 7 enterprise but for individual licensing for personal use

57
Q

Windows Vista Home Basic

A

-basic low budget OS for beginners and home didn’t need advanced multi
media capabilities

58
Q

Vista Home Premium

A
  • adds media center,
  • HDTV support
  • backup scheduling
  • alternate displays
  • Windows Aero
59
Q

Vista Business

A
  • same as home basic plus remote desktop
  • encrypting files system
  • join Windows Server Domain
60
Q

Vista Enterprise

A
  • added to business
  • unix app support
  • Bitlocker
  • multilingual interface
61
Q

Vista Ultimate

A
  • combines all other editions
  • 128 GB RAM
  • only 64 bit
62
Q

Unix

A
  • Developed at Bell Labs
  • Kernel/ shell
  • Kernel core functions
  • shell user interface
  • run on personal to mainframes
  • multitasking
  • multiuser
  • networking
  • software development
63
Q

Linux

A
  • multiple desktops or virtual
  • Keychain
  • Icloud
  • Gestures
  • remote disk
  • Command line and GUI
64
Q

OS X

A
  • Mission Control
  • Keychain- password manager
  • Spot light search tool
  • icloud storage
  • Gestures figure control
  • Finder folder management
  • Remote Disc External drives
  • Dock
  • Boot Camp allows for Microsoft Windows on MAC
65
Q

Infrastructure as a Service

A
  • rent resources

- billed on amount of resources you use

66
Q

Platform as a service

A

-rent fully configured system

67
Q

Software as a Service

A

-rent software over internet

68
Q

Wipes and Cloths

A
  • Monitor wipes, alcohol free, pre-moistened
  • use only on CRT and TV
  • Keyboard
  • Microfiber remove dust from LCD
  • toner cloth
69
Q

Cleaning Solutions

A
  • rubbing alcohol on cotton swabs or lint free
  • Mild household cleaner on exterior of computer components
  • Older monitors, water or isopropyl alcohol
  • Distiller water on LCD’s, LET’s, Plasmas or equal parts water and vinegar
70
Q

Cleaning tools

A
  • tightly wound cotton swabs
  • toothpicks
  • small paintbrush
71
Q

Compressed air

A

-do not tip can to much

72
Q

Computer vacuum

A
  • non static vacuum

- better then blowing air out

73
Q

Mask and gloves

A
  • mask when using compressed air

- gloves when cleaning toner

74
Q

Comp TIA Troubleshooting Theory

A
  • Identify problem
  • Establish theory
  • Test the theory
  • Establish plan
  • verify
  • document
75
Q

Video Graphics Array

A
  • DB-15

- three rows of five pins

76
Q

Digital Video Interface

A

-uses Transition Minimized Differential Signaling
-single link max bandwidth of 165 MHz
-Supports resolution 1920 by1010 at 60 Hz
-dual link 330 MHz each and support res up to 2048by1536
-DVI-D dual 24 pins in rows of 8 with a flat pin
DVI-d Single 18 pins two rows of 9 with a flat pin

77
Q

HDMI

A
  • uncompressed all digital audio video interface

- 19 connector and up to 50 feet or more.

78
Q

Display Port

A
  • uses TMDS
  • 20 pin connector
  • High end graphics
79
Q

Component

A
  • color video analog that seperates video signals into three or more channels
  • wire identified as Y, Pb, Pr
80
Q

Composite

A

-combines video info on one channel

81
Q

miniDin-4

A
  • used for S video

- works in res of 480i or 576i

82
Q

ATX motherboard

A
  • intel
  • better I/O support
  • lower cost
  • easier to use
  • better processor support
  • 20 pin power connector
  • +3.3, +5, +5, +12, -12 volts
  • CPU Closer to cooling fan
  • cools by blowing air into case
  • rotate 90 degrees better access
  • form factor 12 inches by 9.6 or 12 by 10
83
Q

Mini ATX

A
  1. 2 by 8.2
    - smaller then ATX
    - same mounting holes as ATX
84
Q

micro ATX

A
  • 9.6 by 9.6
  • integrated graphics
  • backward compatible with the full size ATX and often use same chipsets
  • fewer I/O ports
85
Q

ITX

A
  • designed for industrial applications

- used in Firewalls, home theatre, embedded car computers

86
Q

Mini ITX

A
  • max size of 6.7 by 6.7
  • consume less power while providing adequate processing power
  • doesn’t need a lot of cooling
87
Q

PCI

A
  • operates 33-66 MHz
  • Up to 8 functions on 1 board
  • 32 bit 33 MHz 133MBps
  • 32 bit 66 MHz 266MBps
  • 64 bit 33 MHz 266 MBps
  • 64 bit 66 MHz 533 MBps
  • supports up to 5 cards per bus
  • can have two buses
  • total ten devices
88
Q

PCI-X

A

-uses parallel interconnect
-64 bit bus
-faster by doubling bus width from 32 to 64
-PCI-x 1 66 to 133 MHz depending on card
-64 bit at 66MHz 533MBps
-64 bit at 133 1.06 GBps
_PCI-x2 266 to 533 MHz
-2.13 GBps and 4.26
- commonly found in servers

89
Q

PCIe

A

-full duplex
-each device uses two lanes one for sending one for receiving
-1by and 2 by us 8b/10B encoding same as fast Ethernet for a 100MBps throughput
-high speed graphics and NiC
-1by 2.5GHz offers 250MBps
4GBps of bandwidth in one direction
-2by 5GHz offers 500 MBps
8GBps in one direction
-3by 8GHz 1GBps 16 GBps bandwidth in one direction
-4by 16GT/s and 64 GBps in one direction

90
Q

Mini PCI

A 
Type 1 and 2 uses 100pin stacking connector
Type 3 uses 124 pin edge connector
-Upgradeable
-Flexible
-High performance
-2w max power
-used with PCI using converter
91
Q

DIMM

A
  • 64 bit path
  • separate electrical contacts on each side
  • 168 pin connector
  • 16 0r 32 random access memory chips
92
Q

RIMM

A
  • Metal cover acts as heat sink

- different pin settings and are not interchangeable with DIMM

93
Q

SATA Power

A
  • 15 pin connector
  • max 54W
  • +3.3
  • +5
  • +12
94
Q

Molex connector

A

-most common for HD and motherboard
-20 or 24 pin
+12 yellow
Ground black
ground black
+5 red

95
Q

4/8 pin 12V

A

Used for CPU
4 or 8 pin
8 pin multiple CPU’s Max W336
4 pin max 192W

96
Q

PCIe 6/8 pin

A

Power to PCIe slots
both 12V
6 pin max 75w
8 pin max 150W

97
Q

Main Power

A 
20 or 24 pin ATX connector
24 pin added 4 additional for PCIx slots
20 pin max 72w
24 pin max 144w
\+3.3
\+5
\+12
98
Q

DDR SDRAM

A
  • transfer data twice as fast per clock cycle
  • Replaced SDRAM
  • uses additional power
  • 184 pin
99
Q

DDR2

A
  • increase data rates of DDR
  • DDR2 240 pin
  • will not fit in DDR
100
Q

DDR3

A
  • twice as fast as DDR2
  • 30% less power
  • 240 pin
  • not interchangeable
101
Q

Single-sided RAM

A

-all available memory accessible by computer

102
Q

Double-sided RAM

A

Might have two banks but only one can be accessed at a time

103
Q

DDR4

A

288 pins

104
Q

Windows 8.1 Pro/ Enterprise

A
  • 1GHz 32bit or 64bit
  • 1GB RAM 32bit or 2GB 64bit
  • 40GB HD 20 GB available
  • Direct x9 or 10
105
Q

Windows 7 Home, Premium, Professional or Ultimate

A
  • 1 GHz 32bit or 64bit
  • 1GB RAM 32bit 2GB 64bit
  • 40GB HD 20 GB available
  • Direct x9 or 10
106
Q

Windows Vista Home, Premium, Professional or Ultimate

A
  • 1 GHz 32bit or 64bit
  • 1GB RAM
  • 40GB HD 15 GB available
  • Direct x9 and 128MB graphics memory
107
Q

Vista home basic

A
  • 1 GHz 32bit or 64bit
  • 512MB RAM
  • 20GB HD 15GB available
  • Direct x9 and 32MB graphics memory
108
Q

Windows Vista SP1 upgrade

A
  • any higher level of Vista

- same level of windows 7 or higher

109
Q

Windows 7 upgrade

A
  • any higher level of windows 7
  • Any level of Window 8
  • Any level of Window 8.1
110
Q

Windows 8 upgrade

A
  • Any higher level of Windows 8

- Any level of Window 8.1

111
Q

Windows 8.1 upgrade

A

-Any higher level of Windows 8.1

112
Q

CAT 3

A

-Net type: telephone/ Ethernet
-Max speed 10mbps
-max frequency 16MHz
used for telephone

113
Q

CAT 5

A
  • Type fast Ethernet
  • max speed up to 100mbps
  • max frequency 100mhz
  • been replaced by CAT5e
114
Q

CAT 5e

A
  • network type Gigabit Ethernet
  • Max speed up to 1GBps
  • max Frequency 100mhz
  • most common twisted pair cable today
115
Q

CAT 6

A
  • Network type gigabit Ethernet
  • max speed 10gbps
  • max frequency 250mhz
  • commonly used for back-end high capacity networking
116
Q

CAT6a

A
  • Network type gigabit Ethernet
  • max speed 10gbps
  • max frequency 500mhz
  • expected to replace HDMI for video transmission
117
Q

CAT7

A
  • Network type gigabit Ethernet
  • max speed 10gbps+
  • max frequency 600mhz
  • CAT 7 supports 10GBASE-T Ethernet over a full 100 meters and offers improved crosstalk noise reduction

Comp IT (7 decks)

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