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Digital Electronics

Digital Electronics
The main equation for a D flip flop is

 Q=0
 Q=D'
 Q=D
 Q=1

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

 XOR
 NOR
 OR
 AND

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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
 X-OR
 X-NOR
 AND

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Digital Electronics
The inverter is ___________

None of these
NOT gate
OR gate
AND gate

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Digital Electronics
The NAND gate is AND gate followed by ___________.

None of these
NOT gate
OR gate
AND gate

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Digital Electronics
How many bits are required to store one BCD digit ?

 3
 2
 4
 1

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