Answer: Option [C]

23D -> 0010 0011 1101 and 9AA -> 1001 1010 1010

So the sum of two hexadecimal numbers is 1011 1110 0111 i.e. BE7

use coupon codes at checkout and get additional discount

Questions

6
The sum of two hexadecimal numbers 23D and 9AA gives the hexadecimal number

Answer: Option [C]

23D -> 0010 0011 1101 and 9AA -> 1001 1010 1010

So the sum of two hexadecimal numbers is 1011 1110 0111 i.e. BE7

7
When the value 37H is divide by 17H, the remainder is

Answer: Option [D]

37 H means 00110111

17 H means 00010111

On division of 37 H by 17 H the remainder is 09 H

8
The numbers in the range -23 to +31 is represented by the minimum number of bits :

Answer: Option [A]

31 can be represented by 5 bits and the 1 bit needed for sign bit.

9
The largest integer that can be represented in signed-2's complement representation using n bits is

Answer: Option [D]

2^{n}-1 is the largest integer in 2's complement representation using n bits.

10
The least negative value that the product of two 8-bit two's complement numbers can take is

Answer: Option [B]

-2^{15} is the least negative value for the two 8-bit 2's complement numbers.