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Digital Electronics

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

 X-NOR
 NAND
 AND
 NOR

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Digital Electronics
Which is the correct order of sequence for representing the input values in K-map?

(00, 10, 11, 01)
(00, 01, 10, 11)
(00, 01, 11, 10)
(00, 10, 01, 11)

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Digital Electronics
A gate is enabled when its enable input is at logic 0. The gate is

 AND
 NAND
 NOR
 none of these

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Digital Electronics
In Boolean algebra, the bar sign (-) indicates ___________.

AND operation
NOT operation
None of these
OR operation

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Digital Electronics
The maximum positive and negative numbers that can be represented in one’s complement using n-bits are respectively

 +2n-1,-(2n-1-1)
 None of these
 +(2n-1-1),-(2n-1-1)
 +(2n-1-1),-2n-1

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Digital Electronics
A latch is ________ sensitive

 both level and edge
 edge
 level
 None

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