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MCQ

Q.

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

A

XOR

B

OR

C

AND

D

none of the above

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MCQ

1.

In modulo-2 arithmetic, we use only ______

A

1 and 2

B

0 and 2

C

0 and 1

D

none of the above

Discussion

MCQ

2.

To guarantee the detection of up to 5 errors in all cases, the minimum Hamming distance in a block code must be _______

A

5

B

6

C

11

D

none of the above

Discussion

MCQ

3.

A simple parity-check code can detect __________ errors

A

an even-number of

B

two

C

no errors

D

an odd-number of

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MCQ

4.

In cyclic redundancy checking, the divisor is _______ the CRC

A

The same size as

B

one bit less than

C

one bit more than

D

none of the above

Discussion

MCQ

5.

Which error detection method uses one's complement arithmetic?

A

Simple parity check

B

Two-dimensional parity check

C

CRC

D

Checksum

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