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IT > Quiz 10 > Flashcards

Quiz 10 Flashcards

1
Q

How many devices can a single USB host controller theoretically support?

a. 256
b. 63
c. 255
d. 127

A

d. 127

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2
Q

What is the maximum data transfer speed that USB 2.0 can handle?

a. a5 Mbps
b. 5 Gbps
c. 480 Mbps
d. 480 Gbps

A

c. 480 Mbps

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3
Q

What is the maximum data transfer speed that USB 3.0 can handle?

a. 1.5 Gbps
b. 5 Gbps
c. 10 Gbps
d. 10 Mbps

A

b. 5 Gbps

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4
Q

What type of USB ports and connectors are used for interfacing with a PC?

a. Micro ports and macro connectors
b. USB B ports and connectors
c. Macro ports and micro connectors
d. USB A ports and connectors

A

d. USB A ports and connectors

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5
Q

What type of USB cable is especially popular on smartphones?

a. CODEC connector
b. Macro connector
c. Micro connector
d. FireWire connector

A

c. Micro connector

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6
Q

On USB 1.1 and 2.0 cables, the A and B ports and connectors use _______________ pins.

a. six
b. nine
c. five
d. four

A

d. four

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7
Q

What is the maximum cable length allowed by USB 1.1 and USB 2.0 specifications?

a. 5 meters
b. 1.5 meters
c. 10 meters
d. 3 meters

A

a. 5 meters

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8
Q

What port color signifies USB 3.1?

a. Blue
b. White
c. Teal
d. Black

A

c. Teal

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9
Q

What is another term for FireWire?

a. Thunderbolt
b. eSATA
c. CDFS
d. IEEE 1394

A

d. IEEE 1394

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10
Q

Thunderbolt 3 uses a USB _______________ connector.

a. Type A
b. micro-B
c. Type-C
d. micro-B

A

c. Type-C

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11
Q

Thunderbolt 3 offers throughput up to _______________ Gbps at half the power consumption of Thunderbolt 2.

a. 40
b. 20
c. 10
d. 30

A

a. 40

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12
Q

What device is used to scan the chip embedded in devices such as ID badges?

a. USB bridge
b. FireWire controller
c. Smart card reader
d. USB reader

A

c. Smart card reader

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13
Q

What is the most common removable storage media used in modern digital cameras?

a. Compact flash (CF) unit
b. Secure Digital (SD) card
c. CD ROM
d. USB flash drive

A

b. Secure Digital (SD) card

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14
Q

Digital cameras plug directly into a(n) _______________ port.

a. HDMI
b. USB
c. DVI-D
d. VGA

A

b. USB

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15
Q

Which characteristic of sound refers to its loudness?

a. Wavelength
b. Amplitude
c. Frequency
d. Timbre

A

b. Amplitude

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16
Q

What common file extension refers to the Fraunhoffer MPEG-1 Layer 3 codec?

a. MP3
b. MOV
c. MIDI
d. WAV

A

a. MP3

17
Q

What is the storage capacity of a Secure Digital Extended Capacity (SDXC) card?

a. 32 GB to 2 TB
b. 128 MB to 2 GB
c. 4 GB to 32 GB
d. 4 MB to 4 GB

A

a. 32 GB to 2 TB

18
Q

CDs store data by using _______________ pits burned into a glass master CD with a powerful laser.

a. bubble
b. wave
c. synthetic
d. microscopic

A

d. microscopic

19
Q

Why did CD-ROM makers invent the ISO-9660 file system?

a. CD-ROM makers wanted non-PC devices to read CDs.
b. The royalties required by Microsoft and Apple were becoming prohibitive.
c. CD-ROM makers wanted to collect royalties with the ISO technology.
d. FAT and NTFS formats failed on CD-ROM media.

A

a. CD-ROM makers wanted non-PC devices to read CDs.

20
Q

The CD-RW format essentially takes CD-media to the functional equivalent of a(n) _______________flash-media drive.

a. 850-MB
b. 700-MB
c. 650-MB
d. 4.37 GB

A

c. 650-MB

21
Q

Because both CD-R and CD-RW drives require a powerful _______________, making a drive that could burn CD-Rs and CD-RWs became a simple process, and plain CD-R drives disappeared almost overnight.

a. driver
b. disk
c. laser
d. light

A

c. laser

22
Q

An 8×4×32× CD-RW drive reads at a speed of _______________.

a. 24×
b. 8×
c. 32×
d. 4×

A

c. 32×

23
Q

The highest capacity DVD versions store roughly _______________ of data.

a. 24 GB
b. 32 GB
c. 8 GB
d. 16 GB

A

d. 16 GB

24
Q

Which type of DVD media has a storage capacity of 7.95 GB?

a. DVD-5
b. DVD-9
c. DVD-18
d. DVD-10

A

b. DVD-9

25
Q

DVD-ROM is the DVD-equivalent of the standard _______________ data format.

a. CD-R
b. CD-RAM
c. CD-ROM
d. CD-RW

A

c. CD-ROM

26
Q

What is the storage capacity of a single-layer Blu-ray Disc?

a. 50 GB
b. 7.8 GB
c. 25 GB
d. 35 GB

A

c. 25 GB

27
Q

How much data can a dual-layer Blu-ray disc store?

a. 16 GB
b. 80 GB
c. 50 GB
d. 25 GB

A

c. 50 GB

28
Q

What are the two Blu-ray Disc writable formats?

a. BD-ROM and BD-RW
b. BD-R and BD-RE
c. BD-R and BD-RW
d. BD-RW and BD-RE

A

b. BD-R and BD-RE

29
Q

Most internal optical drives use _______________.

a. Thunderbolt
b. Mini DIN
c. DVI-I
d. SATA

A

d. SATA

30
Q

External optical drives often use USB or _______________ connections.

a. DVI-I
b. VGA
c. Mini DIN
d. Thunderbolt

A

d. Thunderbolt

IT (13 decks)

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