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Digital Electronics

Digital Electronics
What is the minimum number of 2 input NAND gates used to perform the function of 2 input OR gate

 2
 3
 1
 4

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Digital Electronics
An EPROM

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

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Digital Electronics
What logic function is produced by adding inverters to the inputs of an AND gate?

 OR
 NAND
 NOR
 X-OR

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Digital Electronics
In MSI, the number of gate circuits per chip is

 50 to 100
 < 50
 < 500
 12 to 99

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Digital Electronics
To add two m-bit numbers, the required number of half adder is

 2m+1
 2m-1
 2m
 2m-1

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

 X-OR
 AND
 OR
 NAND

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