Practice Quiz in Error Detection and Correction Part 2

Online Practice Quiz in Error Detection and Correction part 2 from the book Data Communications and Networking 4th Edition by Behrouz A. Forouzan.

Practice Quiz in Error Detection and Correction

This is the Online Practice Quiz in Error Detection and Correction part 2 from the book, Data Communications and Networking 4th Edition by Behrouz A. Forouzan. If you are looking for a reviewer in Electronics Systems and Technologies (Communications Engineering) this will definitely help you test your knowledge and skill before taking the Board Exam.

Continue Part II of the Online Practice Quiz

Quiz in Error Detection and Correction

Question 11. In modulo-2 arithmetic, we use the ______ operation for both addition and subtraction.

A. OR

B. XOR

C. AND

D. None of these


Question 12. In _____ coding, we divide our message into blocks, each of k bits, called ______.

A. block; blockwords

B. block; datawords

C. linear; datawords

D. none of these


Question 13. In block coding, if n = 5, the maximum Hamming distance between two codewords is ________.

A. 5

B. 3

C. 2

D. none of these


Question 14. Adding 1 and 1 in modulo-2 arithmetic results in _________.

A. 0

B. 1

C. 2

D. none of these


Question 15. We can divide coding schemes into two broad categories: ________ and ______coding.

A. linear; nonlinear

B. block; convolution

C. block; linear

D. None of these


Question 16. In ________ error correction, the receiver corrects errors without requesting retransmission.

A. onward

B. forward

C. backward

D. none of these


Question 17. The Hamming distance between equal codewords is _________.

A. 0

B. 1

C. n

D. none of these


Question 18. If the Hamming distance between a dataword and the corresponding codeword is three, there are _____ bits in error.

A. 5

B. 4

C. 3

D. None of these


Question 19. In modulo-2 arithmetic, we use only ______.

A. 1 and 2

B. 0 and 1

C. 0 and 2

D. None of these


Question 20. Checksums use _________ arithmetic.

A. one's complement arithmetic

B. two's complement arithmetic

C. either (a) or (b)

D. none of these

More Practice Quiz in Error Detection and Correction

Practice Quiz Part 1

Practice Quiz Part 2

Practice Quiz Part 3

Complete Practice Quiz in Data Communications and Networking

Note: After taking this particular quiz, you can proceed to check all the topics.


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