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Digital Electronics

Digital Electronics
Positive integers must be represented by

 signed numbers
 None of these
 unsigned number
 Both A and B

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Digital Electronics
An X-OR gate gives a high output

 if there are odd number of 1s
 if it has even number of 0s
 for odd decimal value.
 if the decimal value of digital word is even

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Digital Electronics
How many entries will be in the truth table of a 3 input NAND gate ?

 8
 6
 3
 9

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Digital Electronics
Which of the logical operations is represented by the + sign in Boolean algebra ?

 OR
 AND
 NOT
 NAND

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Digital Electronics
10’s complement of 63325600 is

 366744399
 36674400
 633256600
 36774400

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Digital Electronics
The fast logic family is

  TRL.
  ECL.
  TTL.
  DRL.

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