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Digital Electronics

Digital Electronics
Extended Binary Coded Decimal Interchange Code is an ________ bit code.

 32
 16
 7
 8

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Digital Electronics
The code used for labeling the cells of a K-map is

 gray
 octal
 hexadecimal
 8-4-2-1 binary

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

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

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

 AND
 OR
 NAND
 NOT

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Digital Electronics
Which is the example of digital device from the given option ?

 Thermistors
 Microprocessors
 Sensors
 Record players

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Digital Electronics
What is the logic which controls a stair case light associated with two switches A and B located at the bottom and top of the stair case respectively?

 X-OR
 X-NOR
 OR
 AND

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