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IT Foundations > 5. Computer Expansion > Flashcards

5. Computer Expansion Flashcards

1
Q

What is the maximum data transfer speed for USB1.1 technology

A

12Mbps

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2
Q

What are the three types of DVI cables

A
  1. DVI-D : digital only
  2. DVI-A: analog only
  3. DVI-I: both digital and analog
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3
Q

What is the maxmum number of devices that can be daisy-chained together with a USB hub

A

127

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4
Q

Composite Video

A

An analog video transmission that carries standard definiton video typically at 480i or 576i resolution as a single channel

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5
Q

DisplayPort

A

A digital connector designed for high-resolution computer monitors

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6
Q

eSATA

A

External SATA

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7
Q

External SATA (eSATA)

A

A connector that allows a user to connect external SATA hard drives, solid state drives, and optical drives to the computer

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8
Q

RJ

A

Registered Jack

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9
Q

RJ-11 (Registered Jack 11)

A

A connector used for wired analog telephone service and for dial-up modem connections on computers

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10
Q

SATA

A

Serial AT Attachment

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11
Q

Serial AT Attachment (SATA)

A

A physical interface used to connect internal hard drives, solid staes drives, and optical drives to the computer

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12
Q

USB

A

Universal Serial Bus

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13
Q

Universal Serial BUS

A

A physical interface standard used to connect up to 127 peripheral devices to the computer

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14
Q

Commpon expansion interfaces

A
  • USB
  • FireWire
  • SATA
  • Thunderbolt
  • RJ (registered jack)
  • VGA,DVI, and DisplayPort
  • Analog and Digital Audio
  • HDMI
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15
Q

USB Standards

A
  • USB 1:
  • USB 2:
  • USB 3:
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16
Q

USB 1

A
  • Introduced in 1996
  • Not widley available until USB1.1 in 1998
  • Two data rates: 1.5 Mbps and 12Mbps
  • 1.0 Required use of hubs
  • 1.1 Fixed issue of requring hub
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17
Q

USB 2

A
  • Introduced in 2000
  • 480Mbps
  • Supports battery charging
  • Unit Load is 100mA
  • Device may draw a total a max of 5 unit loads (500mA)
  • Most common standard
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18
Q

USB 3

A
  • Introduced in 2010
  • 5Gbps
  • 3.1 Introduced in 2015
  • 3.1 has a 10Gbps transfer rate
  • Unit load is 150mA and a device may draw a max of 6 unit loads (900mA)
  • 3.0 Ports are common in newer devices
  • 3.1 Ports are only found in the newest
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19
Q

Low Bandwith / Low Speed USB

A

1.5Mbps (USB1.x)

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20
Q

Full Bandwith / Full Speed USB

A

12Mbps (USB 1.x)

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21
Q

High Speed USB

A

480Mbps (USB2.0)

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22
Q

SuperSpeed USB

A

5Gbps (USB 3.0)

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23
Q

SuperSpeed+ USB

A

10Gbps USB 3.1

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24
Q

USB OTG

A

USB On-The-GO

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25
Q

USB On-The-Go

A

Designed for portable devices that can be connected to a computer for data tansfer or charging, but can also serve as USB hosts to connect to USB flash drives, keyboards, etc

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26
Q

Blue USB connectors

A

USB 3.x Port

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27
Q

Black USB connectors

A

Always USB2.0 if other ports are white or blue. (Some devices do not use color coding and use all black ports)

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28
Q

White USB connectors

A

USB 1.x

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29
Q

Red USB Receptacles

A

Do not power off when the device is on standby and and cab be used as charing ports even with the computer is asleep

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30
Q

Identify Logo

A

USB 1.x

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31
Q

Identify Logo

A

USB 2.0

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32
Q

Identify Logo

A

USB 3.x

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33
Q

SATA 1.0

A
  • Original SATA
  • 1.5 Gbps Data Rate
  • Can transfer 150MB/s
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34
Q

SATA 2.0

A
  • 3GBps data rate
  • Transfer speed of 300MB/s
  • Doubles rate of SATA1.0
  • Backwards compatible with 1.0
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35
Q

SATA 3.0

A
  • 6Gbps data rate
  • transfer speed up to 600MB/s
  • doubles data rate of SATA 2.0
  • Backwards compatible with 1.0 and 2.0
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36
Q

eSATA

A

external SATA

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37
Q

External SATA (eSATA)

A
  • Allows connectionof external SATA storage devices
  • Same speeds of internal SATA cables (1.5Gbps to 6Gbps)
  • I shaped (as opposed to L shaped)
  • max length of 2 meters
  • electromagnetic interference shielding
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38
Q

RJ-11

A

Used for wired analog telephone service and dial-up modem connections

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39
Q

RJ-45

A

Ethernet connection for wired networks.

similar to RJ-11 connectors (although larger)

8 pin

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40
Q

IEEE 1394

A

FireWire

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41
Q

FireWire

A
  • General Purpose serial bus
  • comparable to USB 2.0 in data rate, but more effiecient for high speed storage and ivdeo connections
  • Largely replaced with USB3.0 and Thunderbold devices
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42
Q

Common Firewire data speeds / standards

A
  • 400 Mbps
  • 800 Mbps
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43
Q

RS-232

A
  • Low Speed serial connection on old PCs
  • Serial Port
  • Uses a D-shaped connector called a D-sub
  • Port on PC is male rather than femail like most motherboard connections
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44
Q

Serial Port sizes

A
  • DB-9
  • DB-25
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45
Q

Parallel

A
  • “Printer Port”
  • faster than serial
  • 25-pin D-sub
  • female on pc side
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46
Q

PS/2

A
  • Dominant standard for mice and keyboards prior to USB
  • Uses round 6 pin connectors
  • Puple for keyboard
  • green for mouse
  • can be split colored for auto device type detection
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47
Q

Purple PS/2

A

Keyboard

48
Q

Green PS/2

A

mouse

49
Q

VGA

A
  • Oldest commonly used display standard
  • Videos Graphics Array
  • Uses 15pin D-sub connector (Usually blue)
  • Analog
  • Not Hot-swapable
  • Can support 24bit color (true color) and 7680x4800 resolution with a 16:10 aspect ratio
50
Q

HDMI

A

High-Definition Multimedia Interface

51
Q

High-Definition Multimedia Interface (HDMI)

A
  • Designed as an enhanced replacement for DVI with features useful for home theater equipment such as
    • Integrated Audio Signal
    • Digital Rights Management (DRM)
    • smaller and more convenient connector
  • Small D shaped connector with two rows of pins
52
Q

HDMI 1.4 amd higher supports

A

100Mbps Eithernet

3D video

53
Q

HDMI 1 supports

A
  • All existing high-definition video formats such as
    • 720 p
    • 1080i
    • 1080p
    • 480p
    • Standard Definition formats such as NTSC or PAL
  • Each successive version adds more resolution options
54
Q

HDMI 2.0 supports video

A
  • Two video streams to drive multiple displays from as single cable
55
Q

HDMI 2.0 supports audio

A
  • 32 channels of high definition audo
    • older version support 8
56
Q

What is comparable in features and performance to HDMI 2.1

A

DisplayPort 1.4

57
Q

Pink Audio Port

A

analog microphone audio input

58
Q

Light Blue audio port

A

analog line level audio input (used for input from line outputs

59
Q

Lime green:

A

Analog line level audio output for the main stereo signal (front speakers or headphones)

60
Q

Black audio port

A

analog line level output for surround speakers, typically read stereo

61
Q

Orange Audio port

A

analog line level audio output for center channel speaker and subwoofer

62
Q

Optical Audio

A

Digital audio signals supporting stereo audio and multichannel Dolby Digital and DTS 5.1 audio surround sound

63
Q

Gray audio port

A

Rear-channel audio out (making the black port side left/right channels)

64
Q

S/PDIF

A

Sony / Philips Digital Interface

65
Q

Sony / Philips Digital Interface

A
  • Can be used for audio inpuit or output.
  • Electrical S/PDIF cables used RCA connectors
  • Optical cables use TOSLINK Connectors
66
Q

MIDI

A

Musical Instrument Digital Interface

67
Q

Musical Instrument Digital Interface

A
  • used to connect synthesizers or other electronic instruments.
  • MIDI ports on audio equipment are round five-pin connectors
  • MIDI ports on sounds cards tend to be larger D-SUB connectors are also used for older game controllers
68
Q

Thunderbolt

A
  • Apple technology developed to replace FireWire
  • Combines PCIe and DisplayPort into one serial bus
  • can transmit and receive:
    • data
    • video
    • audio
    • network data
    • power
  • Allows for external peripheral devices to operate at internal PCIe data speeds
  • Expansion cards are implemented on a PCIe graphics card as it can access DisplayPort data and PCIe connectivity on the motherboard
  • Bi-directional
69
Q

Thunderbolt 1 data transfer rate

A

20Gbits/s … 10Gbits on each of the two data channels

70
Q

Thunderbolt 2 data transfer rate

A

20Gbits/s in a single data channel

71
Q

Thuderbolt 3 data transfer rate

A

40Gbit/s … 10Gbits/s on each of the four data channels

72
Q

Thuderbolt can provide how much power to each connected device

A
  • 1 & 2: 10W of power to each connected device
  • 3: 15W of power to each connected device
73
Q

how many connections can be an USB daisy chain

A

127

74
Q

How many devices can thuderbolt daisy chain

A

6 devices per port

75
Q

Thunderbolt Connectors

A
  • Thunderbolt 1 & thunderbolt 2 use the Mini DisplayPort Adapter
  • Thunderbolt 3 uses the USB Type C connector
76
Q

MDP

A

Mini Display Port

77
Q

Thunderbolt can connect what types of displays using adapters

A
  • DisplayPort
  • DVI
  • HDMI
  • VGA
78
Q

Which Thunderbolt can support dual 4k 60Hz displays

A

Thunderbolt 3

79
Q

Wireless peripheral Interface type

A
  • Bluetooth
  • Near field communications (NFC)
  • Infrared (IR)
80
Q

Bluetooth Class 2

A

operates at 10 meter (33 foot) range

81
Q

Bluetooth class 1

A
  • Gives a longer range,
  • Usually only found on industrial equipment.
  • High Power
82
Q

Bluetooth Class 3

A
  • Low Powered
  • Only works up to a 1 meter range
  • uncommon
83
Q

Bluetooth 2.x

A
  • supports a max data rate of only 2Mbps
  • Older and not very common
84
Q

Bluetooth 3.0

A
  • Supports a data rate of 25Mbps
  • Older but still common
85
Q

Bluetooth 4,x

A
  • Supports a max data rate of 25Mbs
  • Includes a number of features, including more effiecient data transfers
  • Introduced Bluetooth Low Energy(BLE), which is intended for low power use devices powered by coin cells
  • Most devices are Bluetooth 4.0 or 4.1
86
Q

BLE

A

Bluetooth Low Energy

87
Q

Bluetooth 5

A
  • Not referred to as 5.0
  • emerging standard
  • found on newer devices
  • more flexible combos of speed and range than 4.x
  • intended for IOT devices
  • its BLE and audio quality imovements are usefil for headsets
88
Q

IOT

A

internet of things

89
Q

DRM

A

digital rights management

90
Q

SCMS-T

A

Serial Copy Management system

91
Q

NFC

A

near field communication

92
Q

Near field communication

A
  • max data rate is 424 Kbps
  • requires devices to be within 20cm of another
  • Range often reduced to 4 to 5 cm
  • Only requires one device to be powered
    • the active, or initator generates an RF field that sends information buy also powers the passive device
93
Q

IR

A

infrared

94
Q

Infrared

A
  • uses a ray of light to transmit digital data
  • requires line of sight
  • max data transfer speed of 4Mbps
95
Q

Standard HDMI Cable

A
  • Carries video up to 720p or 1080i
  • Standard HDMI with ethernet has a dedicated channel for ethernet networking
96
Q

HighSpeed HDMI

A
  • Carries video resolutions of 1080p, 4k 30Hz, 3D, and deep color
  • High Speed HDMI with ethernet has a dedicated channel for ethernet networking
97
Q

Ultra High Speed HDMI

A
  • Carries video resolutions of 4k, 5k, 8k, and 10k at 120Hz.
  • All Ultra High Speed cables include ethernet
98
Q

The three types of HDMI connector typex

A
  1. Standard HDMI / Type A: measures 13.9mm 3 4.45 mm. For use with most desktops, monitors, and HT devices
  2. Mini-HDMI / Type C: Measures 10.42x2.42mm. For use with portable eltronic devices.
  3. Micro-HDMI/ Type D: Measures 6.4mm x 2.8 mm. For use with smaller form factor computer and devices

All Connectors are 19 pins, and only differ in size. Can be convereted between them with an adapter

99
Q

TMDS

A

transition-mimimized differential signaling

100
Q

DVI-D Dual Link Connector

A
  • 24 pin connector allowing for two TMDS links that can carry more than 10Gbps of digital video.
  • Male connector has pings arranged in three horizontal rows of 8 pins
  • to the side of the 24 pings is a wide flat pin called a ground bar
101
Q

DVI-D Single-Link Connector

A
  • 18 pin connector allowing for one TMDS link.
  • Male connector has pings arranged in two groups of nine (with middle empty)
  • Flat ground bar off to one side of the 18 pins
102
Q

DVI-I Dual Link Connector

A
  • 28 pin connector designed to carry both digital and analog signals
  • allows for two tdms links
  • arranged in three horizontal rows of 8 pins
  • to the side is a wide flat pin called a gound bar
  • 4 pins surround the ground bar
  • Almost identical to the DVI-D dual link except for the 4 pins surrounding the ground bar
103
Q

DVI-I Single Link connector

A
  • An 22 pin connector desgined to carry both digital and analog signals allowing for one TMDS link
  • Pins arranged in two groups of nine
  • Ground bar off to tone side
  • 4 pins surround ground bar
  • Similar to the DVI-D single link except for the 4 ping arround the ground bar
104
Q

DVI-A

A
  • A 17 pin connector carrying only analog signals. It is single-link and there isn’t a dual-link option
  • 4 pins around groun bar
  • group of 8 pins and a group of 5 pins
105
Q

Display Port 1.0/1.1 Bandwidth

A

8.64Gbit/s

106
Q

DisplayPort 1.2 Bandwidth

A

17.28Gbit/s in High Bit Rate 2 (HBR2) mode

107
Q

DisplayPort 1.3 / 1.4 Bandwidth

A

32.3 Gbps in High Bit Rate 3 Mode

108
Q

HBR mode

A

High Bit Rate mode

109
Q

USB Type A Connector

A
  • A flat, rectangular connector with four pins.
  • Downstream connector
  • Transmits both power and data
110
Q

USB Type B connector

A
  • A square connector with slightly beveled corners.
  • Used on peripheral devices such as printers
  • Downstream only (only connects to peripherals)
111
Q

USB Mini A connector

A

Small 5 pin connector that has been deprecated

112
Q

USB Mini B

A
  • Small 5 pin connector
  • 2/3 width of an A connector
  • USB B mini is used for mobile devices
113
Q

Micro USB A connector

A
  • Small rectangular connector with a white colord receptacle and 5 pins
  • Used with USB on-the-go devices such as cellphones, GPS units, PDAs, and digital cameras
114
Q

Micro USB B connector

A
  • Simiar to Micro USB A in shape, size, and number of pins, but with black colored receptacle
  • Used with USB on-the-go devices
115
Q
A

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