11. The signal-to-quantisation noise ratio in a PCM system depends upon :
(a) Sampling rate
(b) Number of quantisation levels
(c) Message signal bandwidth
(d) None of the above
12. For transmission the normal speech signal, the PCM channel needs a band width of …. kHz.
(a) 2
(b) 4
(c) 8
(d) 64
13. …… is the main advantage of PCM.
(a) Lower noise
(b) Lower power
(c) Lower bandwidth
(d) None of the above
14. For the transmission of normal speech, the PCM channel needs a bandwidth of …. kHz
(a) 2
(b) 4
(c) 16
(d) 64
15. ….. is the main advantage of PCM system.
(a) Lower noise
(b) Lower bandwidth
(c) Lower power
(d) Any of the above
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