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Digital Electronics

Digital Electronics
A + Ā is equal to

 Ā
 0
 1
 A

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Digital Electronics
The number of cells in a 6 variable K-map is

 12
 6
 64
 36

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

 NOR
 NAND
 AND
 OR

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Digital Electronics
2's Complement of 10101011 is

 01010101
 10101100
 10101011
 00111100

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

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

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Digital Electronics
What is the minimum number of NOR gates required realizing an X-OR gating?

 3
 5
 6
 4

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