BPSK in Digital Modulation Techniques - MCQs with answers

BPSK in Digital Modulation Techniques - MCQs with answers

Q1. The probability of error of DPSK is ______________ than that of BPSK.

a) Higher
b) Lower
c) Same
d) Not predictable

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Q2. In Binary Phase Shift Keying system, the binary symbols 1 and 0 are represented by carrier with phase shift of

a) Π/2
b) Π
c) 2Π
d) 0

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Q3. BPSK system modulates at the rate of

a) 1 bit/ symbol
b) 2 bit/ symbol
c) 4 bit/ symbol
d) None of the above

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Q4. The BPSK signal has +V volts and -V volts respectively to represent

a) 1 and 0 logic levels
b) 11 and 00 logic levels
c) 10 and 01 logic levels
d) 00 and 11 logic levels

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Q5. The binary waveform used to generate BPSK signal is encoded in

a) Bipolar NRZ format
b) Manchester coding
c) Differential coding
d) None of the above

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