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Digital Electronics

Digital Electronics
Slowest memory element is

 Cache
 ROM
 Hard Drive
 RAM

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Digital Electronics
NAND. gates are preferred over others because these

have lower fabrication area
provide maximum density in a chip.
consume least electronic power
can be used to make any gate

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

 NAND
 OR
 NOR
 X-OR

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

 cost
 volume
 weight
 size

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Digital Electronics
Which of the following is a self-complementing code?

 cyclic code
 XS-3 code
 Gray code
 Hamming code

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

 > 10,000
 10,000 to 99,999
 50,000 to 99,999
 < 10,000

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