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Digital Electronics

Digital Electronics
For the design of a combinational circuit with four inputs using only NAND gates, the number of K-maps required for the simplification process is

 2
 1
 4
 0

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Digital Electronics
The difference between the diagram of a NOR and OR gate is

 OR is more oval than NOR
 NOR has got a bubble at its output terminal
 OR is more squared than NOR
 OR has got a bubble at its output terminal

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Digital Electronics
Which one of the following is not a vectored interrupt?

 TRAP.
 INTR.
 RST 7.5.
 RST 6.5.

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Digital Electronics
The number of rows in the truth table of a 4-input gate is

 16
 12
 8
 4

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Digital Electronics
A debouncing circuit is

An astable MV
A bistable MV
A monostable MV
A latch

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Digital Electronics
The NOR gate can function as a NOT gate if

 one input is set to 0
 inputs are left open
 one input is set to 1
 all inputs are connected together

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