☰ Digital Electronics (Electrical Engineering) - MCQs

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Q7.

A ring counter consisting of five flip flops will have

  • A. 5 states
  • B. 10 states
  • C. 32 states
  • D. infinity States
    ✍ Discuss    
Q8.

Minimum number of J-K flip flops needed to construct a BCD counter is

  • A. 2
  • B. 3
  • C. 4
  • D. 5
    ✍ Discuss    
Q9.

Which one of the following can be used as parallel to series converter?

  • A. decoder
  • B. digital counter
  • C. multiplexer
  • D. demultiplexer
    ✍ Discuss    
Q10.

Convert the decimal 41.6875 into octal

  • A. 51.54
  • B. 51.13
  • C. 54.13
  • D. 51.51
    ✍ Discuss    
Q11.

Multiplication two binary numbers A and B is 11011. If A=011, B is

  • A. 0101
  • B. 1100
  • C. 1001
  • D. 1011
    ✍ Discuss    
Q12.

Multiplication two binary numbers A and B is 11011. If A=011, B is

  • A. 0101
  • B. 1100
  • C. 1001
  • D. 1011
    ✍ Discuss    
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