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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
OR-AND realization of a combinational circuit is equivalent to

 NAND-NOR realization
 NOR-NAND realization
 NAND-NAND realization
 NOR-NOR realization

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Digital Electronics
Which of the following is a digital device

 Regulator of a fan
 Resistance of a material
 Light switch
 Microphone

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Digital Electronics
X' AND X' will result

 1
 X power 2
 0
 X

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Digital Electronics
What is the Boolean expression for a two-input AND gate ?

 A + B
 A & B
 A.B
 A - B

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Digital Electronics
One bit full adder has ________ inputs

 4
 3
 any number
 2

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MORE MCQ ON Digital Electronics

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