IT Essential
9 Questions
| Attempts: 296
Basic knowledge of computer.
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Questions and Answers
- 1.
Whichof these connectors can you use to connect a keyboard to a PC? Select Two
- A.
Mini-DIN
- B.
9-pin serial
- C.
25-pin parallel
- D.
USB
Correct Answer(s)
A. Mini-DIN
D. USB -
- 2.
Which of these connectors can you use to connect a CRT monitors to a PC?
- A.
25-pin serial
- B.
9-pin serial
- C.
15-pin D-sub in two rows
- D.
15-pin D-Sub in three rows
Correct Answer
D. 15-pin D-Sub in three rows -
- 3.
Which of the following ports can be found on network cards?
- A.
HDMI
- B.
Parallel
- C.
RJ-45
- D.
USB
Correct Answer
C. RJ-45 -
- 4.
How is data transferred in serial communications?
- A.
10 bits at a time
- B.
01 bit at a time
- C.
01 byte ata time
- D.
10 byts at a time
Correct Answer
B. 01 bit at a time -
- 5.
In theory, how many USB devices can you daisy-chain together?
- A.
1
- B.
2
- C.
127
- D.
63
Correct Answer
C. 127 -
- 6.
Which connector provides high-quality video and audio?
- A.
HDMI
- B.
S/PDIF
- C.
S-Video
- D.
VGA
Correct Answer
A. HDMI -
- 7.
To what does a Type A USB connctor connect?
- A.
To a USB port on the PC
- B.
To a USB device
- C.
To a serial port on the back of your PC
- D.
To a USB modem
Correct Answer
A. To a USB port on the PC -
- 8.
What is the top data transfer speed possible under the IEEE 1394a satandard?
- A.
50 megabits per second
- B.
400 megabits per second
- C.
400 megabytes pers second
- D.
800 megabits per second
Correct Answer
B. 400 megabits per second -
- 9.
How many devices can you daisy-chain on a single FireWire connections?
- A.
63
- B.
65
- C.
127
- D.
64
Correct Answer
A. 63 -
Quiz Review Timeline +
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Current Version
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Dec 13, 2012Quiz Edited by
ProProfs Editorial Team -
Oct 23, 2008Quiz Created by
Srcnetwork
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