Download Aptitude Crack
img not found img not found

Digital Electronics - Engineering

Q1:

Using 2's complement, the largest positive and negative number which can be stored with 8 bits are

A +128 and -127

B +128 and -128

C +127 and -128

D +127 and -127

ANS:C - +127 and -128

Largest positive number is 0111 111 = + 127 and largest negative number is 1000 0000 = -128.