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MCQ

Q.

There are three sampling methods: __________

A

quantized, sampled, and ideal

B

ideal, sampled, and flat-top

C

ideal, natural, and flat-top

D

none of the above

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MCQ

1.

. _______ conversion is the process of changing one of the characteristics of an analog signal based on the information in the digital data.

A

Digital-to-analog

B

Analog-to-analog

C

Analog-to-digital

D

Digital-to-digital

Discussion

MCQ

2.

If the bit rate for an FSK signal is 1200 bps, the baud rate is ________.

A

300

B

400

C

600

D

1200

Discussion

MCQ

3.

In ________, the amplitude of the carrier signal is varied to create signal elements. Both frequency and phase remain constant.

A

ASK

B

PSK

C

FSK

D

QAM

Discussion

MCQ

4.

In ______ transmission, we send 1 start bit (0) at the beginning and 1 or more stop bits (1s) at the end of each byte.

A

synchronous

B

asynchronous

C

isochronous

D

none of the above

Discussion

MCQ

5.

In _______ transmission, a start bit and a stop bit frame a character byte

A

asynchronous serial

B

synchronous serial

C

parallel

D

(a) and (b)

Discussion

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