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Q.

_______ encoding has a transition at the middle of each bit.

A

RZ

B

Manchester

C

Differential Manchester

D

All the above

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_____ substitutes eight consecutive zeros with 000VB0VB

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PCM is an example of _______ conversion.

A

digital-to-digital

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In _______, the peak amplitude of one signal level is 0; the other is the same as the amplitude of the carrier frequency

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OOK

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