Vidyalelo
Computer Fundamentals · Q385

Computer fundamental

Computer Related · Computer Fundamentals · question 385

Q385

The 2's complement of a binary no. is obtained by adding.....to its 1's complement.

A.
0
B.
1
Answer
C.
10
D.
12
E.
None of the above

Answer: Option B

Solution

Answer: Option B
Solution:
Two's complement of a binary number is obtained by adding one to the one's complement of a binary number i.e. 1's complement + 1. One's complement of a binary number is obtained by reversing the digits of the binary number i.e. transforming 1 with 0 and 0 with 1.