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Digital Electronics

Digital Electronics
Logic circuits are

 analog circuits
 none of these
 hybrid circuits
 digital circuits

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Digital Electronics
X + X.Y = ?

 0
 Y
 X
 1

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Digital Electronics
Which of the logical operations is represented by the + sign in Boolean algebra ?

 NOT
 AND
 OR
 NAND

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Digital Electronics
In digital systems, 1 byte is equal to ________ bit(s).

 4
 1
 2
 8

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Digital Electronics
At which the digital data can be applied to a a gate is known as ________ frequency.

 Truth
 Run-time
 Operating
 Propagation

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Digital Electronics
A NAND gate is called a universal logic element because

It is used by everybody
Any logic function can be realized by NAND gates alone
Many digital computers use NAND gates.
All the minization techniques are applicable for optimum NAND gate realization

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