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Digital Electronics

Digital Electronics
A + Ā is equal to

 A
 1
 0
 Ā

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

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Digital Electronics
A three-state buffer has the following output states

 High, Low, Float
 1, 0, float
 Set, Reset, Halt
 Both A and B

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Digital Electronics
What is the gray code for the binary 101011?

 110101
 011111
 111110
 101011

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Digital Electronics
A gate is enabled when its enable input is at logic 1. The gate is

 NAND
 OR
 NOR
 none of these

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Digital Electronics
A bubbled NAND gate is equivalent to a

 NAND gate
 NOR gate
 OR gate
 X-OR gate

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MORE MCQ ON Digital Electronics

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