# Objective Questions on Number System

## Objective Questions on Number System

Objective Questions on Number System in digital electronics, multiple-choice questions on the number system, MCQ on number system in a computer, Engineering MCQ, Multiple Choice Question based on Engineering, Digital Electronics MCQ

### Multiple Choice Questions

1. The decimal equivalent of hex number 1B52 is
• 6994
• 9649
• 9964
• 4699

2. The base of the number 537.1510 is

• 2
• 5
• 10
• 15

3. What is the binary equivalent of the decimal number 364?

• 101110000
• 101111110
• 111010000
• 111100000

4. The hexadecimal decimal equivalent of (654)8 is

• BAC
• 12A
• 1AC
• B1C

5. The decimal equivalent of (159)16

• 159
• 101
• 951
• 345

6. The addition of 2H and CH is

• 2CH
• (2 + C)H
• EH
• None of the above

7. A megabyte represents

• 1 million bytes
• 1000 kilobytes
• 100 bytes
• 1100 bytes

8. The information stored and transmitted in a computer is in the form of

• Binary
• ASCII
• Decimal
• Alphanumeric

9. The binary representation of hexadecimal ‘C3’ is

• 1111
• 110011
• 110001
• 11000011

10. The punch card that used to store and encode alphanumeric data were coded in

• Alphanumeric code
• Hollerith code
• Binary code
• Excess 3 code

11. In the binary number 1110.1010, the fractional part has the value

• 0.50
• 0.25
• 0.125
• 0.625

12. A hexadecimal number ‘A2’ has the decimal value

• 16
• 32
• 162
• 256

13. The excess -3 code equivalent for 5 is

• 0011
• 0101
• 0111
• 1000

14. The ASCII is expanded as

• American Standard Code for Information Interchange
• American Stock Code for Information Interchange
• All Standard Code for Information Interchange
• All Standard Code for Information Interlink

Answer: American Standard Code for Information Interchange

15. In Gray code, for every bit added to the decimal number ________ bit changes.

• 2
• One
• No
• All