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Digital Electronics

Digital Electronics
A ROM has a 16-bit address bus. The number of locations in this memory is

 32
 16
 65536
 1024

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Digital Electronics
Which of the following BCD codes with an odd parity bit included in the end of code group, have error in the code? (I)1001010110000 (II)0100011101100 (III)0111110000011 (IV)1000011000101

 Both (II)&(III)
 Only (II)
 Both (I) & (II)
 Both (I)&(IV)

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Digital Electronics
For checking the parity of a digital word, it is preferable to use

 AND gates
 X-OR gates
 NOR gates
 NAND gates

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Digital Electronics
In the toggle mode a JK flip-flop has

 J = 1, K = 0.
 J = 1, K = 1.
 J = 0, K = 0.
 J = 0, K = 1.

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Digital Electronics
The number of Boolean functions that can be generated by n variables is equal to

2n
2n
22n
2n-1

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Digital Electronics
The NAND-NAND realization is equivalent to

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

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