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Digital Electronics

Digital Electronics
How many output is high of NOR GATE ?

 2
 4
 1
 3

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Digital Electronics
The decimal equivalent of hexadecimal number “BEED” is

 47,877
 48,777
 48,877
 none

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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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Digital Electronics
If two numbers in excess-3 code are added and the result is less than 9, then to get equivalent binary

 0110 is added
 0011 is subtracted
 0110 is subtracted
 0011 is added

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Digital Electronics
In decimal number system what is MSD

 First digit from right to left
 Mean of all digits
 Middle digit
 First digit from left to right

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Digital Electronics
The output of a logic gate is 1 when all its inputs are at logic 1. The gate is either

 an AND or an OR
 an AND or a NOR
 an OR or an X-OR
 a NAND or a NOR

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