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Free Exam: CDC Volume 2

Number of Questions in Test: 100
Number of Questions in Preview: 5
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Question 1

What purpose of modulation involves modulating low frequency signals for transmission over long distances?

Type: Multiple choice
Points: 1
Randomize answers: Yes

Question 2

What purpose of modulation prevents interference when sharing the same communications path?

Type: Multiple choice
Points: 1
Randomize answers: Yes

Question 3

What factor determines the spacing of the sidebands in an amplitude modulated signal?

Type: Multiple choice
Points: 1
Randomize answers: Yes

Question 4

The relationship of the bandwidth required for double-sideband emitted carrier (DSBEC) AM to the bandwidth of the modulating signal of the AM bandwidth alone in

Type: Multiple choice
Points: 1
Randomize answers: Yes

Question 5

The output of the oscillator in a FM modulator increases in frequency with each

Type: Multiple choice
Points: 1
Randomize answers: Yes

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