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Digital Electronics

Digital Electronics
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Digital Electronics
The momentary change in the output/state of the flip-flops is known as

 tri-state
 trigger
 inverter
 unstable state

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Digital Electronics
The state of a flip-flop can be switched by changing its ________ signals.

 triggering
 clearing
 output
 input

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Digital Electronics
The voltage levels for negative logic system

 may be negative or positive
 must necessarily be positive
 must necessarily be negative
 must necessarily be 0 V and –5 V

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Digital Electronics
Which one of the following is correct sequence of the numbers represented in the series(2)3, (10)4, (11)5, (14)6, (22)7,…………….

 2, 3, 4, 5, 6, ….
 2, 4, 6, 10, 12, …
 2, 4, 6, 10, 16……..
 2, 4, 6, 8, 10, …..

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

 011111
 111110
 110101
 101011

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