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MCQ

Q.

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

A

backward

B

onward

C

forward

D

none of the above

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MCQ

1.

. A generator that contains a factor of ____ can detect all odd-numbered errors.

A

x

B

x + 1

C

1

D

none of the above

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2.

The Hamming distance between equal codewords is _________

A

1

B

n

D

none of the above

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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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4.

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

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5.

In modulo-2 arithmetic, __________ give the same results.

A

addition and multiplication

B

addition and division

C

addition and subtraction

D

none of the above

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