Q.20) Please show the complete solution and solve all of them for a great review

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Q.20) Please show the complete solution and solve all of them for a great review. Thanks a lot.

Q.30) Please show the complete solution and solve all of them for a great review. Thanks a lot

2. Determine the decimal value of the following numbers assuming that the numbers are encoded as a unsigned binary, b) 1's complement, and c) 2's complement. (a) (10110101)2 (b) (4317)8 (c) (D31F 16 3. Convert the following decimal numbers into 12-bit numbers encoded in a) l's complement, and b 2's com- plement: (a) 584 (b) -789 (c) -57

Explanation / Answer

1.

a. unsigned to decimal : 181

signed to decimal : -75

2's compliment to decimal : -75

b. decimal equivalent is 2255

c. decimal equivalent is 54047

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