CP MB Q34

0. In a certain machine, the sum of an integer and its 1's complement is 226 - 1. Then sizeof intl. in bits, will be

Answer
Comment
Array

Option : D
Explanation :
The sum (or bit-wise OR) of a number and its complement will be all 1's. How many 1's depends on how many bits are needed to represent the number. The sum is 2²⁰ - 1. then the sizeof(int) in bits must be 20.

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