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MCQ

Q.

. Block coding can help in _______ at the receiver.

A

Synchronization

B

Error detection

C

Attenuation

D

(a) and (b)

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Similar Questions

MCQ

1.

In _____ transmission, the phase of the carrier signal is modulated to follow the changing voltage level (amplitude) of the modulating signal.

A

AM

B

PM

C

FM

D

none of the above

Discussion

MCQ

2.

In _______ transmission, bits are transmitted over a single wire, one at a time.

A

asynchronous serial

B

synchronous serial

C

parallel

D

(a) and (b)

Discussion

MCQ

3.

___________ conversion involves three techniques: line coding, block coding, and scrambling.

A

Analog-to-digital

B

Digital-to-analog

C

Analog-to-analog

D

Digital-to-digital

Discussion

MCQ

4.

. Two common scrambling techniques are ________

A

NRZ and RZ

B

AMI and NRZ

C

B8ZS and HDB3

D

Manchester and differential Manchester

Discussion

MCQ

5.

How many carrier frequencies are used in BASK?

A

2

B

1

D

none of the above

Discussion

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