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Digital Electronics

Digital Electronics
Which logic family provide minimum power dissipation

 JFET
 ECL
 TTL
 CMOS

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Digital Electronics
In a read-only memory information can be stored

 by the user only once during its life time
 at the time of fabrication
 by the user a number of times
 in any of the above ways depending upon the type of memory

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Digital Electronics
An exclusive NOR gate is logically equivalent to

 X-OR gate followed by an inverter
 inverter followed by an X-OR gate
 complement of a NOR gate
 NOT gate followed by a NOR gate

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Digital Electronics
X + X.Y = ?

 X
 1
 0
 Y

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Digital Electronics
The number of comparators in a parallel conversion type 8-bit analog to digital converter is

 256.
  8.
 16.
  255.

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

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

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