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Digital Electronics

Digital Electronics
How many bits are required to store one BCD digit ?

 2
 1
 3
 4

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Digital Electronics
The fast logic family is

  TTL.
  TRL.
  ECL.
  DRL.

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Digital Electronics
Digital circuit can be made by the repeated use of ___________

NAND gates
None of these
OR gates
NOT gates

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Digital Electronics
When will be the output of an exclusive-OR gate is HIGH ?

 All inputs are LOW
 All inputs are HIGH
 The inputs are different
 The inputs are equal

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Digital Electronics
The output of a logic gate is 0 when all its inputs are at logic 0. The gate is either

 an OR or an X-NOR
 an AND or a NOR
 an OR or an X-OR
 a NAND or an X-OR

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Digital Electronics
What is the minimum number of 2 input NAND gates used to perform the function of 2 input OR gate

 1
 3
 2
 4

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