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Digital Electronics

Digital Electronics
Digital circuit can be made by the repeated use of ___________

OR gates
None of these
NOT gates
NAND gates

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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
Which logic family provide minimum power dissipation

 ECL
 TTL
 JFET
 CMOS

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Digital Electronics
NOT gates are to be added to the inputs of which gate to convert it to a NAND gate?

 AND
 NOT
 X-OR
 OR

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Digital Electronics
The universal gate is ___________

NAND gate
None of these
OR gate
AND gate

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Digital Electronics
The number A = 01110000 and B = 10101111 are in 2’s complement form .Addition of above two number is

 011100001
 11100000
 10101111
 00011111

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