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Digital Electronics

Digital Electronics
X' AND X' will result

 X power 2
 1
 0
 X

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Digital Electronics
In which of the following codes do the successive characters differ in only 1-bit position?

 8421 code
 binary code
 2421 code
 cyclic code

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Digital Electronics
When will be the output of a NOT gate is HIGH ?

None of these
 the input is LOW
 the input is HIGH and LOW
 the input is HIGH

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Digital Electronics
Each term in the standard SOP form is called a

 maxterm
 minterm
 literal
 don’t care

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Digital Electronics
A multiplexer is a

 N-to-1 device
 1-to-N device
 N-to-N device
 1-to-1 device

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Digital Electronics
The voltage levels for positive logic system

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

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