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Communication Systems

Q1:

A discrete zero memory information source has 40 symbols and each symbol is equally likely. The minimum number of bits required to code the source with uniform length code and entropy of the source are

A 5 and 5.03

B 6 and 5.83

C 5 and 6.64

D 6 and 5.32

ANS:D - 6 and 5.32

For 40 symbols it requires 6 bits. If 5 bits max symbols can be 32.

2^n*N ( no. Of symbols).



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