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Digital Electronics

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

 OR
 NAND
 AND
 NOT

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Digital Electronics
An AND gate will function as OR if

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

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Digital Electronics
The address bus with a ROM of size 1024 × 8 bits is

 12 bits
 8 bits
 10 bits
 16 bits

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Digital Electronics
The fast logic family is

  DRL.
  ECL.
  TRL.
  TTL.

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Digital Electronics
Which of the following gates cannot be used as an inverter?

 AND
 NAND
 X-NOR
 NOR

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Digital Electronics
Excess-3 code is known as

Self-complementing code
Algebraic code
Weighted code
Cyclic redundancy code

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MORE MCQ ON Digital Electronics

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