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Digital Electronics

Digital Electronics
The output of a gate is LOW when at least one of its inputs is HIGH. This is true for

 OR
 AND
 NAND
 NOR

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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?

 OR
 AND
 X-OR
 X-NOR

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Digital Electronics
In MSI, the number of gate circuits per chip is

 12 to 99
 50 to 100
 < 50
 < 500

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Digital Electronics
Odd parity of a bit stream can be tested using ________ gate.

 OR
 AND
 XOR
 NOR

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Digital Electronics
Which of the following gates is known as anticoincidence detector?

 AND gate
 X-OR gate
 X-NOR gate
 OR gate

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Digital Electronics
When will be the output of an AND gate is HIGH if there are three inputs, A, B, and C ?

 A = 1, B = 1, C = 0
 A = 0, B = 0, C = 0
 A = 1, B = 1, C = 1
 A = 1, B = 0, C = 1

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