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Digital Electronics

Digital Electronics
Unit distance code is the other name of

 XS-3 code
 sequential code
 cyclic code
 self-complementing code

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

 256.
  255.
 16.
  8.

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Digital Electronics
The code used in digital systems to represent decimal digits, letters, and other special characters such as + , – , . , * , etc. is

 ASCII
 octal
 hexadecimal
 natural BCD

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Digital Electronics
Which of the following represents (E3)16 ?

 (2BC)16-(1DE)16
 (1CE)16+(A2)16
 (200)16-(11D)16
 (1BC)16-(DE)16

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Digital Electronics
In Boolean algebra, the bar sign (-) indicates ___________.

NOT operation
None of these
AND operation
OR operation

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Digital Electronics
How many input and output required for demultiplexer ?

None of these
 one input and many output
 one input and one output
 number of selection inputs and one output

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