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Digital Electronics

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

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

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Digital Electronics
A graphical representation of a products in a truth table is called as

 Mapping
 K-Map
 Graphing
 T-Map

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Digital Electronics
Why small bubble is given on the output of the NAND gate symbol ?

 Tristate
 Output is inverted
 Open collector output
None of these

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Digital Electronics
Which mechanism allocates the binary value to the states in order to reduce the cost of the combinational circuits?

State Minimization
State Evaluation
State Assignment
State Reduction

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Digital Electronics
The main criterion in the design of a digital circuit is reduction of

 cost
 volume
 size
 weight

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Digital Electronics
One bit full adder has ________ inputs

 4
 2
 3
 any number

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