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Digital Electronics

Digital Electronics
The complement of a function A is

 0
 A
 1
 Ā

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Digital Electronics
A combinational circuit can be designed using only

 AND gates
 OR and X-NOR gates
 NOR gates
 OR gates

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Digital Electronics
What logic function is produced by adding inverters to the inputs of an AND gate?

 NOR
 NAND
 X-OR
 OR

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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

 X-NOR
 NAND
 NOR
 AND

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Digital Electronics
A device which converts decimal number into BCD form is called

 decoder
 encoder
 multiplexer
 code converter

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Digital Electronics
A device which converts BCD into octal is called

 encoder
 demultiplexer
 code converter
 decoder

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