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A+ 901 > Essential Peripherals > Flashcards

Essential Peripherals Flashcards

1
Q

Max Speed USB 1.1 (low speed)

A

1.5 Mbps

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2
Q

Max Speed USB 1.1 (full speed)

A

12 Mbps

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3
Q

Max Speed USB 2.0

A

480 Mbps

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4
Q

Max Speed USB 3.0

A

5 Gbps

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5
Q

Max Speed USB 3.1

A

10 Gbps

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6
Q

Another name for USB Adapter cards

A

USB cards

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7
Q

Max Speed IEEE 1394a

A

400 Mbps

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8
Q

Max Speed IEEE 1394b

A

800 Mbps

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9
Q

Data amount in each sector for the CD-ROM format

A. 1095 bytes
B. 2353 bytes
C. 1024 bytes
D. 2500 bytes

A

B. 2353 bytes

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10
Q

Name for the CD-ROM format

A

ISO-9660 or CD File System

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11
Q

Disk capacities of the CD-R format

A

650 MB and 700 MB

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12
Q

DVD-5 SS/SL capacity

  1. 37 GB
  2. 90GB
  3. 95 GB
  4. 65 GB
A

4.37 GB

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13
Q

DVD-9 SS/SL capacity

  1. 37 GB
  2. 95 GB
  3. 48 GB
  4. 74 GB
A

7.95 GB

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14
Q

DVD-10 DS/SL capacity

  1. 90GB
  2. 37 GB
  3. 37 GB
  4. 74 GB
A

8.74 GB

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15
Q

DVD-18 DS/DL capacity

  1. 37 GB
  2. 90GB
  3. 74 GB
  4. 85 GB
A

15.90GB

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16
Q

Single Layer Standard Blu Ray Disc capacity

A

25 GB

17
Q

Dual Layer Standard Blu Ray Disc capacity

A

50 GB

18
Q

Single Layer Mini Blu Ray Disc capacity

A

7.8 GB

19
Q

Dual Layer Mini Blu Ray Disc capacity

A

15.6 GB

20
Q

When triggered, which of the following sends a signal to the computer to start recording?

A. Smart card
B. Motion sensor
C. KVM switch
D. Digitizer

A

B. Motion sensor

21
Q

What happens to bus speed and power usage when you plug multiple devices into a USB hub?

A. The bus speed stays constant, but power usage increases
B. The bus speed increases because each device brings a little burst; power usage increases
C. The bus speed decreases because all devices share the same total bandwidth; power usage increases
D. The bus speed decreases because all devices share the same total bandwidth; power usage decreases

A

C. The bus speed decreases because all devices share the same total bandwidth; power usage increases

22
Q

Which port type offers the fastest transfer speed?

A. IEEE 1394a
B. SuperSpeed USB
C. Full-Speed USB
D. Hi-Speed USB

A

B. SuperSpeed USB

23
Q

You take a tech call from a user who complains that she gets an error message, “Hub power exceeded,” when she plugs her new thumb drive into her USB keyboard’s external USB port. Worse, the device won’t work. What’s most likely the problem?

A. Her USB port is defective
B. She has a defective thumb drive
C. She plugged a Hi-Speed device into a Full-Speed port.
D. She plugged one too many devices into the USB hub

A

D. She plugged one too many devices into the USB hub

24
Q

What is the fastest speed that Hi-Speed USB 2.0 can go?

A. 12 Mbps
B. 120 Mbps
C. 400 Mbps
D. 480 Mbps

A

D. 480 Mbps

25
Q

What is the maximum cable length for USB 2.0?

A. 1.2 meters
B. 1.2 yards
C. 5 meters
D. 5 feet

A

C. 5 meters

26
Q

How many speakers are in a Dolby Digital 5.1 setup?

A. Five speakers plus a subwoofer
B. Six speakers plus a subwoofer
C. Seven speakers plus a subwoofer
D. Eight speakers plus a subwoofer

A

A. Five speakers plus a subwoofer

27
Q

What type of file is a MIDI file?

A. Audio
B. Binary
C. MP3
D. Text

A

D. Text

28
Q

Which optical disc type offers the most capacity for writing and rewriting data files?

A. DVD-R
B. DVD+R DL
C. BD-RE
D. BD-RW

A

C. BD-RE

29
Q

Jack wants to watch television through his computer. He has a cable television subscription. What else doe he need?

A. A cable card installed in his system
B. TV tuner card installed in his system
C. Smart TV added to his system
D. A set-top box connected to his system

A

B. TV tuner card installed in his system

30
Q

Thunderbolt v1 Throughput

A

10 Gbps per channel, 20 Gbps total

31
Q

Thunderbolt v2 Throughput

A

20 Gbps aggregated

32
Q

Thunderbolt v3 Throughput

A

40 Gbps

33
Q

Max Distance Thunderbolt ( Coppper)

A

3 meters

34
Q

Max Distance Thunderbolt (optical)

A

60 meters

A+ 901 (15 decks)

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