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Digital Electronics

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

 3
 2
 4
 1

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Digital Electronics
Which of the following gate is a two-level logic gate

NOT gate
NAND gate
OR gate
EXCLUSIVE OR gate

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

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

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Digital Electronics
A group of four bits is known as

 Byte
 Nibble
 Word
 Bit

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Digital Electronics
The output of a NAND gate is low

 only when at least one input is high
 only when at least one input is low
 only when all the inputs are low
 only when all the inputs are high

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Digital Electronics
Simplified form of the function f = (x+y+xy)(x+z)

 y+xz
 x+y
 x+yz
 x+xyz

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