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Digital Electronics

Digital Electronics
Which of the following is 2’s complement of +12?

 00001000
 00000011
 00001100
 01110011

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Digital Electronics
AND operation of (79)10 & (-56)10 is

 50H
 08H
 48H
 42H

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Digital Electronics
An AND gate will function as OR if

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

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Digital Electronics
The base of the number system for the addition operation 24 + 14 = 41 to be true is

 7
 8
 6
 5

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Digital Electronics
Logic circuits are

 none of these
 analog circuits
 hybrid circuits
 digital circuits

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Digital Electronics
What will be Excess - 3 code for decimal ( 584 )?

  (0111 0100 1000).
  (1000 1011 0111).
 (1011 0111 1000).
 (1000 0111 1110).

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