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Digital Electronics

Digital Electronics
Consider the operation 24+17 = 40 .What is the correct base of number so that operation is correct?

 12
 10
 11
 13

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Digital Electronics
When will be the output of an AND gate is LOW ?

 When any input is LOW
 When all input is LOW
 When all inputs are HIGH
 When any input is HIGH

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Digital Electronics
The main criterion in the design of a digital circuit is reduction of

 size
 weight
 volume
 cost

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Digital Electronics
The most suitable gate to check whether the number of 1s in a digital word is even or odd is

 NOR
 X-OR
 NAND
 AND, OR, and NOT

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

 1
 3
 4
 2

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Digital Electronics
Why decoder is used in the digital electronics ?

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

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