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Digital Electronics

Digital Electronics
8421 code is

 non-weighted code
 alphanumeric code
 weighted code
 self-complementing code

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Digital Electronics
(1D)16 in BCD 8421 code is

 00011101
 00011111
 00100100
 00101001

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Digital Electronics
Digital computers are more widely used as compared to analog computers, because they are

Easier to maintain
Less expensive
Useful over wider ranges of problem types
Always more accurate and faster

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

 RST 7.5.
 INTR.
 TRAP.
 RST 6.5.

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Digital Electronics
A read only memory in which the present contents must be erased before the new information can be stored is

 ROM
 EAROM
 PROM
All of these

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

 Mask programmable
None of these
 Reprogrammable
 One-time programmable

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MORE MCQ ON Digital Electronics

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