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Digital Electronics

Digital Electronics
A group of four bits is known as

 Byte
 Nibble
 Bit
 Word

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Digital Electronics
What is the logic which controls a stair case light associated with two switches A and B located at the bottom and top of the stair case respectively?

 X-OR
 AND
 OR
 X-NOR

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Digital Electronics
Temperature variation is a/an

 None
 Either Digital or Analog quantity
 Digital quantity
 Analog quantity

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Digital Electronics
Why small bubble is given on the output of the NAND gate symbol ?

 Open collector output
 Tristate
 Output is inverted
None of these

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Digital Electronics
Why encoder is used in the digital electronics ?

None of these
 To convert non coded information into coded form
 To convert coded information into non coded form
 It is used to separate address bus and data bus

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Digital Electronics
The fast logic family is

  DRL.
  ECL.
  TTL.
  TRL.

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