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MCQ

Q.

. 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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MCQ

1.

_______codes are special linear block codes with one extra property. If a codeword is rotated, the result is another codeword

A

Non-linear

B

Convolution

C

Cyclic

D

none of the above

Discussion

MCQ

2.

The ________ between two words is the number of differences between corresponding bits

A

Hamming code

B

Hamming distance

C

Hamming rule

D

none of the above

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3.

. 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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4.

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

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5.

We add r redundant bits to each block to make the length n = k + r. The resulting n-bit blocks are called _________

A

datawords

B

blockwords

C

codewords

D

none of the above

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