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Digital Electronics

Digital Electronics
Storage of 1 KB means the following number of bytes

964
1000
1064
1024

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Digital Electronics
NAND. gates are preferred over others because these

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

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Digital Electronics
9’s complement of 52784630 is

 48225469
 47215369
 57316379
 58326479

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

 AND
 X-OR
 NAND
 OR

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Digital Electronics
When will be the output of an exclusive-OR gate is HIGH ?

 The inputs are equal
 All inputs are HIGH
 The inputs are different
 All inputs are LOW

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Digital Electronics
8421 code is

 weighted code
 self-complementing code
 non-weighted code
 alphanumeric code

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