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Digital Electronics

Digital Electronics
Which logic family provide minimum power dissipation

 CMOS
 ECL
 TTL
 JFET

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Digital Electronics
Why generic array logic (GAL) device was invented ?

None of these
 Reprogrammable
 Mask programmable
 One-time programmable

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Digital Electronics
The voltage levels for negative logic system

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

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Digital Electronics
The X-OR and X-NOR gates can have how many inputs?

 any number
 2
 1
 4

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Digital Electronics
In the boolean algebra, a variable has ________ different state(s)/value(s).

 1
 2
 3
 4

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

 RST 7.5.
 TRAP.
 RST 6.5.
 INTR.

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