Congestion Control and Quality of Service Questions

MCQ bookmark_border

1.

In ________ we try to avoid traffic congestion.

A

congestion control

B

quality of service

C

either (a) or (b)

D

both (a) and (b)

Correct Answer: A

None.

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

2.

In _________, we try to create an appropriate environment for the traffic

A

congestion control

B

quality of service

C

either (a) or (b)

D

both (a) and (b)

Correct Answer: B

None.

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

3.

Traffic ______ are qualitative values that represent a data flow.

A

controls

B

descriptors

C

values

D

none of the above

Correct Answer: B

None.

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

4.

The _______ defines the maximum data rate of the traffic

A

peak data rate

B

maximum burst size

C

effective bandwidth

D

none of the above

Correct Answer: A

None.

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

5.

The________ normally refers to the maximum length of time the traffic is generated at the peak rate.

A

peak data rate

B

maximum burst size

C

effective bandwidth

D

none of the above

Correct Answer: B

None.

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

6.

The ________ is a function of three values: average data rate, peak data rate, and maximum burst size.

A

peak data rate

B

maximum burst size

C

effective bandwidth

D

none of the above

Correct Answer: C

None.

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

7.

A _________ traffic model has a data rate that does not change.

A

constant bit rate

B

variable bit rate

C

bursty

D

none of the above

Correct Answer: A

None.

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

8.

In the ________ traffic model, the rate of the data flow changes in time, with the changes smooth instead of sudden and sharp.

A

constant bit rate

B

variable bit rate

C

bursty

D

none of the above

Correct Answer: B

None.

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

9.

In the ______ traffic model, the data rate changes suddenly in a very short time.

A

constant bit rate

B

variable bit rate

C

bursty

D

none of the above

Correct Answer: C

None.

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

10.

. _______ happens in any system that involves waiting.

A

Congestion

B

Jamming

C

Error

D

none of the above

Correct Answer: A

None.

Check Answer report_problem Report forum Discussion