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Digital Electronics

Digital Electronics
What logic function is produced by adding an inverter to each input and output of an OR gate?

 NOR
 AND
 NAND
 X-OR

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Digital Electronics
A full adder has

 2 inputs, 2 outputs
 3 inputs, 2 outputs
 2 inputs, 1 output
 3 inputs, 1 output

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Digital Electronics
What is/are the configurable functions of each and every IOBs connected around the FPGA device from the operational point of view?

Input operation
Bi-directional I/O pin access
All of these
Tristate output operation

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Digital Electronics
The data bus width of a ROM of size 2048 × 8 bits is

 16
 8
 12
 10

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Digital Electronics
Master-slave flip flop consists of ________ flip-flop(s).

 4
 1
 2
 3

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

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