Digital Communication - Study Mode
[#86] Consider a binary transmission system with the symbol waveforms s 1 (t) = Acos(ω c t), s 2 (t) = -Acos(ω c t). This modulation format is termed as
Correct Answer
(C) Phase Shift Keying
[#87] In PCM system, if quantization level is increased from 2 to 4, then the relative bandwidth required will . . . . . . . .
Correct Answer
(C) be twice
[#88] Source encoding in a data communication system is done in order to
Correct Answer
(A) enhance the information transmission
[#89] The probability of error is minimum for
Correct Answer
(A) PSK
[#90] In FSK the carrier frequency is switched between . . . . . . . . extremes.
Correct Answer
(C) 2