IT Essential

1. Which of the following ports can be found on network cards?

HDMI

Parallel

RJ-45

USB

2. In theory, how many USB devices can you daisy-chain together?

1

2

127

63

3. Which connector provides high-quality video and audio?

HDMI

S/PDIF

S-Video

VGA

4. To what does a Type A USB connctor connect?

To a USB port on the PC

To a USB device

To a serial port on the back of your PC

To a USB modem

5. How is data transferred in serial communications?

10 bits at a time

01 bit at a time

01 byte ata time

10 byts at a time

6. Whichof these connectors can you use to connect a keyboard to a PC? Select Two

Mini-DIN

9-pin serial

25-pin parallel

USB

Submit

7. How many devices can you daisy-chain on a single FireWire connections?

63

65

127

64

8. Which of these connectors can you use to connect a CRT monitors to a PC?

25-pin serial

9-pin serial

15-pin D-sub in two rows

15-pin D-Sub in three rows

9. What is the top data transfer speed possible under the IEEE 1394a satandard?

50 megabits per second

400 megabits per second

400 megabytes pers second

800 megabits per second