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Digital Electronics

Digital Electronics
A group of four bits is known as

 Nibble
 Byte
 Bit
 Word

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Digital Electronics
When will be the output of an OR gate is LOW ?

 When any input is LOW
 When all input is LOW
 When any input is HIGH
 When all inputs are HIGH

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Digital Electronics
The maximum positive and negative numbers that can be represented in one’s complement using n-bits are respectively

 None of these
 +(2n-1-1),-2n-1
 +2n-1,-(2n-1-1)
 +(2n-1-1),-(2n-1-1)

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Digital Electronics
In which of the following base systems is 123 not a valid number?

Base 10
Base 8
Base 16
Base 3

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Digital Electronics
A digital voltmeter has a read out range from 0 to 999 counts, the resolution is

  1 mV.
 0.01 V.
 1 V.
 1.1 V.

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Digital Electronics
The fast logic family is

  ECL.
  TTL.
  DRL.
  TRL.

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