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Digital Electronics

Digital Electronics
What is the minimum number of NOR gates required realizing an X-OR gating?

 6
 4
 5
 3

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Digital Electronics
Which of the following operations is commutative but not associative?

 AND
 OR
 NAND
 X-OR

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Digital Electronics
The NAND-NAND realization is equivalent to

 NOT-OR realization
 OR-AND realization
 AND-NOT realization
 AND-OR realization

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

 AND
 X-OR
 NAND
 NOR

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Digital Electronics
In the boolean algebra, a variable has ________ different state(s)/value(s).

 1
 2
 3
 4

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Digital Electronics
An EPROM

 is non volatile
 is programmable
 is of random-access type
All of these

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