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Digital Electronics

Digital Electronics
For 4 bit parallel addition, we need ________ half adder(s) and ________ full adder(s)

 1 and 4
 0 and 3
 0 and 4
 1 and 3

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Digital Electronics
Which of these circuits will give yield carry with more delay 1. Carry look ahead adder 2. Ripple carry adder

 2.
 1.
 none
 both are same

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Digital Electronics
ASCII and EBCDIC codes are

 numeric codes
 error correcting codes
 alphanumeric codes
 BCD codes

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Digital Electronics
The inverter is ___________

NOT gate
OR gate
AND gate
None of these

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

 TRAP.
 RST 6.5.
 RST 7.5.
 INTR.

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Digital Electronics
A graphical representation of a products in a truth table is called as

 K-Map
 T-Map
 Mapping
 Graphing

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