For a received sequence of 6 bits, which decoding mechanism deals with the selection of best correlated sequence especially by correlating the received sequence and all permissible sequences? A. Soft Decision Decoding B. Hard Decision Decoding C. Both A and B D. None of the above

Soft Decision Decoding
Hard Decision Decoding
Both A and B
None of the above

The correct answer is: A. Soft Decision Decoding

Soft decision decoding is a type of decoding that uses the information about the likelihood of each possible transmitted symbol to make a decision about the transmitted symbol. This is in contrast to hard decision decoding, which simply decides which symbol is most likely to have been transmitted based on the received signal.

Soft decision decoding can be more accurate than hard decision decoding, but it is also more complex. It is typically used in applications where high accuracy is required, such as in digital communications.

Here is a brief explanation of each option:

  • Soft Decision Decoding: Soft decision decoding is a type of decoding that uses the information about the likelihood of each possible transmitted symbol to make a decision about the transmitted symbol. This is in contrast to hard decision decoding, which simply decides which symbol is most likely to have been transmitted based on the received signal.
  • Hard Decision Decoding: Hard decision decoding is a type of decoding that simply decides which symbol is most likely to have been transmitted based on the received signal. This is in contrast to soft decision decoding, which uses the information about the likelihood of each possible transmitted symbol to make a decision.
  • Both A and B: Both soft decision decoding and hard decision decoding are types of decoding. However, they are different in how they make a decision about the transmitted symbol. Soft decision decoding uses the information about the likelihood of each possible transmitted symbol, while hard decision decoding simply decides which symbol is most likely to have been transmitted.
  • None of the above: None of the above options are correct. The correct answer is: A. Soft Decision Decoding
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