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Digital Electronics

Digital Electronics
A device which converts BCD into octal is called

 code converter
 decoder
 demultiplexer
 encoder

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Digital Electronics
A small circle or dot on top of an IC represents

 Pin2
 Pin1
 Pin13
 Pin14

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Digital Electronics
How the digital signals is transmitted through a single conductor ?

 Analog
None of these
 Serial
 Parallel

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Digital Electronics
If clock time period is 1ms, what is its frequency

 1 kHz
 1 MHz
None of these
 1 mHz

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Digital Electronics
The output of a gate is LOW if and only if all its inputs are HIGH. It is true for

 NOR
 X-NOR
 NAND
 AND

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Digital Electronics
The number of Boolean functions that can be generated by n variables is equal to

2n-1
22n
2n
2n

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MORE MCQ ON Digital Electronics

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