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Digital Electronics

Digital Electronics
Which of the following gates cannot be used as an inverter?

 AND
 X-NOR
 NAND
 NOR

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Digital Electronics
A 15-bit Hamming code requires

 5 parity bits
 4 parity bits
 none of these.
 15 parity bits

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Digital Electronics
In the toggle mode a JK flip-flop has

 J = 0, K = 1.
 J = 0, K = 0.
 J = 1, K = 0.
 J = 1, K = 1.

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Digital Electronics
The only function of NOT gate is to ___________.

Invert input signal
Act as a universal gate
Stop signal
None of these

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Digital Electronics
Why generic array logic (GAL) device was invented ?

 Reprogrammable
 One-time programmable
 Mask programmable
None of these

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Digital Electronics
A binary number system is of base ________

 4
 1
 10
 2

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