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Digital Electronics

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

 RST 6.5.
 INTR.
 RST 7.5.
 TRAP.

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Digital Electronics
NAND. gates are preferred over others because these

provide maximum density in a chip.
consume least electronic power
have lower fabrication area
can be used to make any gate

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Digital Electronics
The output of a NAND gate is low

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

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Digital Electronics
In which of the following base systems is 123 not a valid number?

Base 3
Base 10
Base 16
Base 8

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Digital Electronics
How many entries will be in the truth table of a 3 input NAND gate ?

 8
 6
 9
 3

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Digital Electronics
A + Ā is equal to

 0
 1
 A
 Ā

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