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Digital Electronics

Digital Electronics
The complement of a function A is

 0
 1
 Ā
 A

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Digital Electronics
The 1’s complement of 11010111 is

 00101000
 11101000
 10101000
 10101000

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Digital Electronics
NOT gates are to be added to the inputs of which gate to convert it to a NAND gate?

 X-OR
 OR
 AND
 NOT

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Digital Electronics
How many input and output required for multiplexer ?

 Many input and one output
None of these
 One input and one output
 One input and many output

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Digital Electronics
A full adder has

 2 inputs, 2 outputs
 2 inputs, 1 output
 3 inputs, 2 outputs
 3 inputs, 1 output

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Digital Electronics
How many entries will be in the truth table of a 3 input NAND gate ?

 8
 6
 3
 9

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