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Digital Electronics

Digital Electronics
A device which converts 2421 code into 8421code is called a

 code encoder
 code converter
 code decoder
 coder

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Digital Electronics
For checking the parity of a digital word, it is preferable to use

 X-OR gates
 NOR gates
 NAND gates
 AND gates

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Digital Electronics
AND-OR realization of a combinational circuit is equivalent to

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

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Digital Electronics
What is the requirement of fullsubstractor circuit ?

 Two inputs and two outputs
 Three inputs and one output
 Two inputs and three outputs
 Three inputs and two outputs

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Digital Electronics
A byte is equal to ________ bits.

 16
 8
 4
 32

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Digital Electronics
What logic function is produced by adding an inverter to each input and output of an AND gate?

 NOR
 X-OR
 OR
 NAND

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MORE MCQ ON Digital Electronics

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