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Digital Electronics

Digital Electronics
For a code to be self-complementing, the sum of all its weights must be

 12
 10
 9
 6

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Digital Electronics
What logic function is produced by adding an inverter to each input and output of an AND gate?

 X-OR
 OR
 NAND
 NOR

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Digital Electronics
An EPROM is

 erasable but not programmable
 programmable and erasable
 volatile
 non erasable

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Digital Electronics
A sequence of binary digits is known as

 bit string
 input string
 byte string
 word string

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Digital Electronics
Which of these sets of logic gates are designated as universal gates?

 OR, NOT, AND.
 NOR, NAND, XNOR.
 XOR, NOR, NAND.
 NOR, NAND.

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Digital Electronics
The output of a gate is LOW if and only if all its inputs are HIGH. It is true for

 NAND
 AND
 NOR
 X-NOR

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MORE MCQ ON Digital Electronics

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