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Digital Electronics

Digital Electronics
What logic function is produced by adding inverters to the inputs of an OR gate?

 AND
 NOR
 X-NOR
 NAND

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Digital Electronics
Which of the following gate is a two-level logic gate

EXCLUSIVE OR gate
NAND gate
OR gate
NOT gate

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Digital Electronics
In the boolean algebra, a variable has ________ different state(s)/value(s).

 2
 1
 3
 4

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Digital Electronics
Complement of NOR and OR gate is ________ and ________ respectively.

 OR, NOR
 AND, NAND
 NOR, OR
 NAND, AND

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Digital Electronics
A gate is inhibited when its inhibit input is at logic 1. The gate is

 none of these
 AND
 NAND
 OR

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Digital Electronics
Why decoder is used in the digital electronics ?

 To convert coded information into non coded form
None of these
 To convert non coded information into coded form
 It is used to separate address bus and data bus

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