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Digital Electronics

Digital Electronics
The number of comparators in a parallel conversion type 8-bit analog to digital converter is

 256.
  8.
 16.
  255.

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Digital Electronics
1’s complement of 17 is

 11100.
 10001.
  01110.
 10111.

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Digital Electronics
In Boolean algebra AND is represented by

 -
 ×
 +
 /

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Digital Electronics
A sequence of binary digits is known as

 bit string
 byte string
 input string
 word string

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Digital Electronics
Why decoder is used in the digital electronics ?

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

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

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

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