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Digital Electronics

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

 > 50,000
 > 1,00,000
 1,00,000 to 10,00,000
 50,000 to 99,999

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Digital Electronics
The number of parity bits in a 12-bit Hamming code is

 8
 4
 6
 5

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Digital Electronics
NOT gates are to be added to the inputs of which gate to convert it to a NOR gate?

 AND
 X-NOR
 NAND
 OR

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Digital Electronics
An X-OR gate gives a high output

 if it has even number of 0s
 if there are odd number of 1s
 if the decimal value of digital word is even
 for odd decimal value.

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Digital Electronics
What is the logic which controls a stair case light associated with two switches A and B located at the bottom and top of the stair case respectively?

 X-NOR
 OR
 AND
 X-OR

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Digital Electronics
Logic circuits are

 analog circuits
 none of these
 digital circuits
 hybrid circuits

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