In this section of Digital Logic Design – Digital Electronics – Number System and Binary Codes MCQs (Multiple Choice Questions and Answers),We have tried to cover the below lists of topics.All these MCQs will help you prepare for the various Competitive Exams and University Level Exams.

  1. IC-Integrate Chip MCQs
  2. Decimal Number System MCQs
  3. Binary Number System MCQs
  4. Octal Number System MCQs
  5. Hexadecimal Number System MCQs
  6. Binary Addition MCQs
  7. Binary multiplication and Division MCQs
  8. Double Precision numbers MCQs
  9. Floating Point Representation MCQs
  10. 1’Complement of Binary number MCQs
  11. Binary Coded Decimal Numbers(BCD) MCQs
  12. Excess-3 Code MCQs
  13. Gray Code MCQs
  14. Alphanumeric Code MCQs
  15. Weighted Codes MCQs
  16. Parity method for Error Detection and Correction MCQs

PRACTICE IT NOW TO SHARPEN YOUR CONCEPT AND KNOWLEDGE

1. The Base of the hexadecimal number systems is

  • 6
  • 8
  • 16
  • 10

2. The Number of digits in a binary number system are

  • 10
  • 2
  • 4
  • 6

3. name the number system which uses alphabets as well as numerals

  • Binary
  • Octal Number System
  • Decimal Number System
  • Hexadecimal Number System

4. Which out of the following Binary numbers is equivalent to decimal number 24

  • 1101111
  • 11000
  • 111111
  • 11001

5. If each Successive Code differs from its preceding code by a single bit only,Then this code is called

  • BCD code
  • Gray Code
  • Weighted Code
  • Binary Code

6. The necessary Condition for a weighted code to be self - complemented is that the sum of its weights must be equal to

  • An Even Number
  • an odd number
  • 9
  • 8

7. The Parity of the Binary Number 100110011

  • is even
  • is odd
  • 4
  • 8

8. The number of digits required to represent a decimal number 31 in equivalent binary form are

  • 2
  • 4
  • 5
  • 6

9. The String of 8 bits is knows as

  • Nibble
  • Byte
  • Octed
  • Quad

10. The ASCII code is basically

  • 5 Bit code
  • 6 bit code
  • 7 bit code
  • 4 bit code

11. The Hamming Code has a minimum distance dm of

  • 3
  • 4
  • 5
  • 6

12. The 1's complement of a binary number is obtained by changing

  • Each 1 to a 0
  • Each 0 to 1
  • Each 1 to 0 and each 0 to 1
  • None of the Above

13. The decimal number 6 in excess-3 code is written as

  • 0110
  • 0011
  • 1101
  • 1001

14. One Nibble contain the number of bits equal to

  • 2
  • 4
  • 8
  • 16
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