Digital Logic Design – Digital Electronics MCQs Set-30 Contain the randomly compiled Digital Electronics Multiple Choice Questions Answers from various reference books and Questions papers for those who is preparing for the various Competitive Exams,Interviews and University Level Exams.

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1. Octal number system has ….. symbols.

  • 15
  • 16
  • 10

2. Binary number system has ….. symbols.

  • 15
  • 16
  • 10

3. Decimal number system has ….. symbols.

  • 15
  • 16
  • 2
  • 10

4. The octal equivalent of (13)10 is

  • 18
  • 14
  • 15 
  • 16

5. Convert decimal number (100)10 to octal equivalent will give

  • 100
  • 120
  • 144 
  • 154

6. The result after converting binary number(100011)2 to decimal will be

  • 30
  • 43
  • 35 
  • None

7. The decimal equivalent of sum of two binary numbers is (1010101)2 and (1001010)2

  • 300
  • 200 
  • 326 
  • 226

8. Conversion of hexadecimal number (69)16 to octal equivalent will give

  • 451
  • 351
  • 251 
  • 151

9. Converting binary number (100110)2 to hexadecimal equivalent will give

  • 46
  • 36 
  • 26 
  • 34

10. The difference between two decimal numbers 87 and 63 in binary format will be :

  • 10100 
  • 11000 
  • 10010
  • None
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