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
- The decimal equivalent of hex number 1B52 is
- 6994
- 9649
- 9964
- 4699
Answer: 6994
2. The base of the number 537.1510 is
- 2
- 5
- 10
- 15
Answer: 10
3. What is the binary equivalent of the decimal number 364?
- 101110000
- 101111110
- 111010000
- 111100000
Answer: 101110000
4. The hexadecimal decimal equivalent of (654)8 is
- BAC
- 12A
- 1AC
- B1C
Answer: 1AC
5. The decimal equivalent of (159)16
- 159
- 101
- 951
- 345
Answer: 354
6. The addition of 2H and CH is
- 2CH
- (2 + C)H
- EH
- None of the above
Answer: EH
7. A megabyte represents
- 1 million bytes
- 1000 kilobytes
- 100 bytes
- 1100 bytes
Answer: 1 million bytes
8. The information stored and transmitted in a computer is in the form of
- Binary
- ASCII
- Decimal
- Alphanumeric
Answer: Binary
9. The binary representation of hexadecimal ‘C3’ is
- 1111
- 110011
- 110001
- 11000011
Answer: 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
Answer: Hollerith code
11. In the binary number 1110.1010, the fractional part has the value
- 0.50
- 0.25
- 0.125
- 0.625
Answer: 0.125
12. A hexadecimal number ‘A2’ has the decimal value
- 16
- 32
- 162
- 256
Answer: 32
13. The excess -3 code equivalent for 5 is
- 0011
- 0101
- 0111
- 1000
Answer: 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
Answer: One