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Digital Electronics

Digital Electronics
A latch is ________ sensitive

 edge
 both level and edge
 level
 None

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Digital Electronics
What is the requirement of fullsubstractor circuit ?

 Two inputs and three outputs
 Three inputs and one output
 Two inputs and two outputs
 Three inputs and two outputs

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Digital Electronics
An AND gate will function as OR if

Either of the inputs is “1”
All the inputs are ‘0’
All the inputs and outputs are complemente'
All the inputs to the gates are “1”

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Digital Electronics
Which one of the following is 2’s complement of -68?

 11000100
 10111100
 01111100
 00111100

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Digital Electronics
How many flip flops are required to build a binary counter circuit to count from 0 to 1023?

  10.
 12.
  6.
 24.

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Digital Electronics
Which of the following is 1’s complement representation of -34?

 10100010
 11011110
 11011101
 01011101

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