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Digital Electronics

Digital Electronics
An EPROM is

 non erasable
 programmable and erasable
 volatile
 erasable but not programmable

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Digital Electronics
How many output is high of NOR GATE ?

 3
 2
 4
 1

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Digital Electronics
The following code is not a BCD code.

 8421 code
 XS-3 code
 all of these
 Gray code

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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?

 OR
 X-NOR
 AND
 NAND

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Digital Electronics
A self-complementing code for the decimal digits is created using the weight 4 4 3 -2. The value of 8592 in the code is

 1000 0101 1001 0010
 1100 1001 1111 1000
 1100 0111 1111 0011
 1100 1011 1111 1001

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Digital Electronics
A gate is enabled when its enable input is at logic 1. The gate is

 NAND
 none of these
 OR
 NOR

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MORE MCQ ON Digital Electronics

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