1. What does an ideal channel coding scheme achieve? 2. Give an example of a block error code used with character data. 3. Compute the Hamming distance for the following pairs: ( 0000, 0001 ), ( 0101,...

1. What does an ideal channel coding scheme achieve?

2. Give an example of a block error code used with character data.

3. Compute the Hamming distance for the following pairs: ( 0000, 0001 ), ( 0101, 0001 ), ( 1111, 1001 ), and ( 0001, 1110 ).

4. Define the concept of Hamming distance.