Question

Which method/s of representation of numbers occupies a large amount of memory than others?

(a) Sign-magnitude

(b) 1’s complement

(c) 2’s complement

(d) 1’s & 2’s compliment

The question was asked in an international level competition.

Enquiry is from Numbers and Arithmetic Operations in portion Machine Instructions and Programs of Computer Architecture

Answer 1

Correct option is (a) Sign-magnitude

To elaborate: It takes more memory as one bit used up to store the sign.