Data Questions

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11.

In a ________ protocol, the data section of a frame is a sequence of characters.

A

bit-oriented

B

character-oriented

C

either (a) or (b)

D

none of the above

Correct Answer: B

None.

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12.

In a _________ protocol, the data section of a frame is a sequence of bits.

A

byte-oriented

B

bit-oriented

C

either (a) or (b)

D

none of the above

Correct Answer: B

None.

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13.

Byte stuffing means adding a special byte to the data section of the frame when there is a character with the same pattern as the ______

A

header

B

trailer

C

flag

D

none of the above

Correct Answer: C

None.

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14.

Bit stuffing means adding an extra 0 to the data section of the frame when there is a sequence of bits with the same pattern as the ________

A

header

B

trailer

C

flag

D

none of the above

Correct Answer: C

None.

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15.

_______ control refers to a set of procedures used to restrict the amount of data that the sender can send before waiting for acknowledgment

A

Flow

B

Error

C

Transmission

D

none of the above

Correct Answer: A

None.

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16.

____ control refers to methods of error detection and correction

A

Flow

B

Error

C

Transmission

D

none of the above

Correct Answer: B

None.

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17.

The Simplest Protocol and the Stop-and-Wait Protocol are for ______ channels

A

noisy

B

noiseless

C

either (a) or (b)

D

neither (a) nor (b)

Correct Answer: B

None.

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18.

. The Stop-And-Wait ARQ, Go-Back-N ARQ, and the Selective Repeat ARQ are for ______ channels

A

noisy

B

noiseless

C

either (a) or (b)

D

neither (a) nor (b)

Correct Answer: A

None.

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19.

The ____ Protocol has neither flow nor error control

A

Stop-and-Wait

B

Simplest

C

Go-Back-N ARQ

D

Selective-Repeat ARQ

Correct Answer: B

None.

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20.

The _______Protocol has flow control, but not error control

A

Stop-and-Wait

B

Simplest

C

Go-Back-N ARQ

D

Selective-Repeat ARQ

Correct Answer: A

None.

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