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Digital Electronics

Digital Electronics
A gate is disabled when its disable input is at logic 0. The gate is

 NOR
 none of these
 AND
 OR

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Digital Electronics
Why encoder 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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Digital Electronics
Boolean algebra is also known as

 Counting algebra
 Switching algebra
 Transistor algebra
 Gate algebra

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Digital Electronics
An 8-square eliminates

 8 variables
 3 variables
 2 variables
 4 variables

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Digital Electronics
The output of a logic gate is 1 when all its inputs are at logic 0. The gate is either

 an OR or a NAND
 an AND or an X-NOR
 a NAND or a NOR
 an X-OR or an X-NOR

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Digital Electronics
Which of the following logic circuits is the fastest ?

 TTL.
 DTL.
 RTL.
 All have same speed.

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MORE MCQ ON Digital Electronics

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