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Digital Electronics

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

 1
 3
 2
 4

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Digital Electronics
A demultiplexer is a

 1-to-1 device
 N-to-N device
 1-to-N device
 N-to-1 device

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

 12 bits
 16 bits
 10 bits
 8 bits

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Digital Electronics
Why decoder is used in the digital electronics ?

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

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Digital Electronics
The fast logic family is

  TRL.
  DRL.
  TTL.
  ECL.

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Digital Electronics
NAND. gates are preferred over others because these

have lower fabrication area
can be used to make any gate
provide maximum density in a chip.
consume least electronic power

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MORE MCQ ON Digital Electronics

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