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Digital Electronics

Digital Electronics
For 4 bit parallel addition, we need ________ half adder(s) and ________ full adder(s)

 0 and 3
 1 and 3
 1 and 4
 0 and 4

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Digital Electronics
A Binary number system has how many digits.

 0
 10
 2
 1

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Digital Electronics
The most suitable gate to check whether the number of 1s in a digital word is even or odd is

 NAND
 AND, OR, and NOT
 NOR
 X-OR

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Digital Electronics
A latch is ________ sensitive

 level
 None
 edge
 both level and edge

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Digital Electronics
The inputs of a NAND gate are connected together. The resulting circuit is ___________.

AND gate
NOT gate
None of these
OR gate

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Digital Electronics
The logic expression AB can be implemented by giving the inputs A and B to a two-input

 NAND gate
 NOR gate
 X-OR gate
 X-NOR gate

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