Quiz 10 Flashcards
How many devices can a single USB host controller theoretically support?
a. 256
b. 63
c. 255
d. 127
d. 127
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
c. 480 Mbps
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
b. 5 Gbps
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
d. USB A ports and connectors
What type of USB cable is especially popular on smartphones?
a. CODEC connector
b. Macro connector
c. Micro connector
d. FireWire connector
c. Micro connector
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
d. four
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. 5 meters
What port color signifies USB 3.1?
a. Blue
b. White
c. Teal
d. Black
c. Teal
What is another term for FireWire?
a. Thunderbolt
b. eSATA
c. CDFS
d. IEEE 1394
d. IEEE 1394
Thunderbolt 3 uses a USB _______________ connector.
a. Type A
b. micro-B
c. Type-C
d. micro-B
c. Type-C
Thunderbolt 3 offers throughput up to _______________ Gbps at half the power consumption of Thunderbolt 2.
a. 40
b. 20
c. 10
d. 30
a. 40
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
c. Smart card reader
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
b. Secure Digital (SD) card
Digital cameras plug directly into a(n) _______________ port.
a. HDMI
b. USB
c. DVI-D
d. VGA
b. USB
Which characteristic of sound refers to its loudness?
a. Wavelength
b. Amplitude
c. Frequency
d. Timbre
b. Amplitude
What common file extension refers to the Fraunhoffer MPEG-1 Layer 3 codec?
a. MP3
b. MOV
c. MIDI
d. WAV
a. MP3
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. 32 GB to 2 TB
CDs store data by using _______________ pits burned into a glass master CD with a powerful laser.
a. bubble
b. wave
c. synthetic
d. microscopic
d. microscopic
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. CD-ROM makers wanted non-PC devices to read CDs.
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
c. 650-MB
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
c. laser
An 8×4×32× CD-RW drive reads at a speed of _______________.
a. 24×
b. 8×
c. 32×
d. 4×
c. 32×
The highest capacity DVD versions store roughly _______________ of data.
a. 24 GB
b. 32 GB
c. 8 GB
d. 16 GB
d. 16 GB
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
b. DVD-9
DVD-ROM is the DVD-equivalent of the standard _______________ data format.
a. CD-R
b. CD-RAM
c. CD-ROM
d. CD-RW
c. CD-ROM
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
c. 25 GB
How much data can a dual-layer Blu-ray disc store?
a. 16 GB
b. 80 GB
c. 50 GB
d. 25 GB
c. 50 GB
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
b. BD-R and BD-RE
Most internal optical drives use _______________.
a. Thunderbolt
b. Mini DIN
c. DVI-I
d. SATA
d. SATA
External optical drives often use USB or _______________ connections.
a. DVI-I
b. VGA
c. Mini DIN
d. Thunderbolt
d. Thunderbolt