Digital Communications Multiple Choice Questions on “Random signals”. 1. Random variables give relationship between _____A. Two random eventsB. Probability of […]
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Digital Communications Multiple Choice Questions on “Sampling and quantization”. 1. Which signals are function of time?A. Random signalB. Deterministic signalC.
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Digital Communications Multiple Choice Questions on “Convolution encoding and decoding”. 1. The measure of the amount of redundancy is given
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Digital Communication Questions for campus interviews on “TDM vs FDM”. 1. Companding is used toA. Increase the information transmission rateB.
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Digital Communications Multiple Choice Questions on “Protocols”. 1. Protocol is a set of A. Formats B. Procedures C. Formats &
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Digital Communication Puzzles on “Baseband System and Signal Transmission through Linear Systems”. 1. The process of data conversion along with
Digital Communication Questions & Answers for experienced on “Sampling and Quantization”. 1. Which filter does not have sharp output?A. Linear
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Digital Communication Multiple Choice Questions & Answers on “Properties of Convolution Codes and Reed-Solomon Codes”. 1. Which distance is related
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Digital Communications Multiple Choice Questions on “Spread spectrum and CDMA”. 1. Some advantages of spread spectrum areA. Low susceptibilityB. Immunity
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Digital Communications Multiple Choice Questions on “Random processes”. 1. Which method is much better and efficient?A. Vector quantizationB. Scalar quantizationC.
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Digital Communications Multiple Choice Questions on “Noise”. 1. SQNR can be improved by _______ sampling rate.A. IncreasingB. DecreasingC. Does not
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Digital Communications Multiple Choice Questions on “Signals and Noises”. 1. The term heterodyning refers toA. Frequency conversionB. Frequency mixingC. Frequency
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Digital Communications Multiple Choice Questions on “Concatenated and interleaving codes and its application in CD”. 1. Compact disc is used
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Digital Communications Multiple Choice Questions on “Pseudo-noise sequence and jamming”. 1. Pseudorandom signal ________ predicted.A. Can beB. Cannot beC. maybeD.
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Digital Communications Multiple Choice Questions on “Error detection and correction 1”. 1. In layering, n layers provide service toA. n
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