Home Topics Quiz Login

Error Detection and Correction - Digital Communications MCQs

Error Detection and Correction MCQs : Here you will find MCQ Questions related to "Error Detection and Correction" in Digital Communication. These Error Detection and Correction MCQ Questions Will help you to improve your Digital Communication knowledge and will prepare you for various Examinations like Competitive Exams, Placements, Interviews and other Entrance Exmaniations.

Question 1

In layering, n layers provide service to

A. n+1 layer
B. n layer
C. n-1 layer
D. n*n layer

View Answer

Question 2

Which has comparatively high frequency component?

A. Sine wave
B. Cosine wave
C. Square wave
D. None of the above

View Answer

Question 3

Synchronous has?

A. sporadic transmission
B. continuous transmission
C. Both A and B
D. None of the above

View Answer

Question 4

In synchronous transmission, receiver must stay synchronous for?

A. 4 bits
B. 8 bits
C. 9 bits
D. 16 bits

View Answer

Question 5

Which can detect two bit errors?

A. Parity check
B. Cyclic redundancy check
C. Parity & Cyclic redundancy check
D. None of the above

View Answer

Question 6

Error detection needs __________ of data.

A. re-sending
B. sending
C. receiving
D. re-receiving

View Answer

Question 7

Error detection is ____ affected by noise.

A. more
B. depends on noise
C. less
D. Can not say

View Answer

Question 8

____________ is used to provide privacy for the information.

A. Compression coding
B. Source coding
C. M-ary coding
D. Cipher coding

View Answer

Question 9

Digital signals are easy for

A. Storage
B. Handling
C. Time dilation
D. All of the above

View Answer

Question 10

Convolutional codes operates on a continuous stream of data.

C. Can be true or false
D. Can not say

View Answer