Digital Communications Multiple Choice Questions on “Receiver synchronization”. 1. Phase locked loops consists ofA. Phase detectorsB. Loop filterC. Voltage controlled […]
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Digital Communications Multiple Choice Questions on “Pretty good privacy”. 1. Pretty good privacy (PGP) security system usesA. Public key cryptosystemB.
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Digital Communication online test on “Bandwidth Efficiency Plane and Bandwidth Efficient Modulation”. 1. QPSK is a composite of A. Two
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Digital Communication Questions & Answers for freshers on “Uniform and Non Uniform Quantization”. 1. The size of the quantile interval
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Digital Communications Multiple Choice Questions on “Waveform Coding”. 1. Channel coding relates to area such asA. Waveform codingB. Structured sequenceC.
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Digital Communication Questions for entrance exams on “Spread Spectrum, TDMA and FDMA”. 1. In which modulation schemes, the spreading of
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Digital Communications Multiple Choice Questions on “Mobile radio propagation”. 1. What is the source for performance degradation?A. Thermal noiseB. Man
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Digital Communications Multiple Choice Questions on “Digital Communication Signal Processing”. 1. Which circuit is called as regenerative repeaters?A. Analog circuitsB.
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Digital Communications Multiple Choice Questions on “Baseband transmission – 1”. 1. Which waveforms are also called as line codes?A. PCMB.
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Digital Communications Multiple Choice Questions on “Structured sequence”. 1. Structured sequences areA. Block codesB. Convolutional codesC. Turbo codesD. All of
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Digital Communications Multiple Choice Questions on “Multiple access techniques for LAN and access algorithms”. 1. A local area network can
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Digital Communications Multiple Choice Questions on “Signal time spreading”. 1. Multiple isolated peaks in multipath components is called asA. FingersB.
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Digital Communications Multiple Choice Questions on “Classification of Signals”. 1. What is the period of a signal x(t)?A. TB. 2TC.
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Digital Communication Interview Questions & Answers for freshers on “Baseband Transmission”. 1. Application of phase encoded binary signals areA. Optical
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Digital Communication MCQs on “Error Detecting and Correcting Capability and Sampling”. 1. Hamming distance can be given by the number
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