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Digital Electronics

Digital Electronics
Odd parity of a bit stream can be tested using ________ gate.

 OR
 XOR
 AND
 NOR

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Digital Electronics
Four ROM chips of 16 × 4 size have their address buses connected together. This system will be of size

 16 × 16
 256 × 1
 64 × 4
 32 × 8

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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
The NAND-NAND realization is equivalent to

 AND-NOT realization
 OR-AND realization
 AND-OR realization
 NOT-OR realization

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Digital Electronics
An EPROM

 is non volatile
 is of random-access type
All of these
 is programmable

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Digital Electronics
The number of rows in the truth table of a 4-input gate is

 12
 8
 4
 16

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