Modulation & Equalization Techniques for Mobile Radio - 4 - MCQs with answers

Modulation & Equalization Techniques for Mobile Radio - 4 - MCQs with answers

Algorithms for Adaptive Equalization

Q1. The performance of algorithms for Adaptive Equalization are given by

1. Rate of convergence
2. Computational complexity
3. Numerical properties
4. Frequency change

a. 1) and 2) are correct
b. 1), 2) and 3) are correct
c. 2) and 3) are correct
d. All are correct

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ANSWER: b. 1), 2) and 3) are correct



Q2. Computational complexity of an algorithm refers to the

a. Number of operations for one iteration of algorithm
b. Inaccuracies in the mathematical analysis
c. Noise produced during one complete iteration of algorithm
d. All of the above

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ANSWER: a. Number of operations for one iteration of algorithm



Q3. The algorithms acquired for adaptive equalization are

1. Zero forcing algorithm
2. Least mean squares algorithm
3. Recursive least squares algorithm

a. 1) and 2) are correct
b. 1), 2) and 3) are correct
c. 2) and 3) are correct

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ANSWER: b. 1), 2) and 3) are correct



Q4. Fractionally spaced equalizer act as

a. Matched filter
b. Equalizer
c. Demodulator
d. Both a) and b)
e. All a), b) and c) are correct

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ANSWER: d. Both a) and b)


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