Hardware: Compare and contrast various PC connection interfaces, their characteristics, and purpoes

Question 1

What interface is only used for digital audio signals?

Answer 1

S/PDIF (Sony/Philips Digital Interface Format)

Question 2

Which hard drive interface connects to a motherboard using a 7 wire cable with a single interface?

Answer 2

Serial ATA (SATA)

Question 3

What is the operating range for Class 2 Bluetooth devices?

Answer 3

10 meters or 33 feet

Question 4

What are the main differences between VGA and DVI connectors?

Answer 4

• VGA carry analog signals, while DVI can carry analog and digital
• VGA and DVI video signals travel at different speeds

Question 5

What is the greatest distance that can separate the USB 2.0 device from the computer?

Answer 5

5 meters

Question 6

What device would use a DVI-D connection?

Answer 6

Monitor

Question 7

Which operating frequency band is used by Bluetooth technology?

Answer 7

2.4 GHz to 2.485 GHz

Question 8

A notebook supports USB, Bluetooth, FireWire, and IEEE 1284, how would you connect it to a cell phone if you don’t have cables to connect the two devices?

Answer 8

Bluetooth

Question 9

Which hard drive specification has the fastest theoretical bus speed?

Answer 9

SATA3

Capable of about 6.0GB/second

Question 10

Which type of communication is an HDMI port and cable designed to transmit?

Answer 10

Audio and video