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Digital Electronics

Digital Electronics
To get an excess-3 code from BCD code

 0110 is added
 0110 is subtracted
 0011 is added
 0011 is subtracted

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Digital Electronics
For the design of a combinational circuit with four inputs using only NAND gates, the number of K-maps required for the simplification process is

 1
 0
 4
 2

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Digital Electronics
In decimal number system what is MSD

 Mean of all digits
 First digit from right to left
 First digit from left to right
 Middle digit

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Digital Electronics
The logic expression AB can be implemented by giving the inputs A and B to a two-input

 X-NOR gate
 NAND gate
 X-OR gate
 NOR gate

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Digital Electronics
In which code do the successive code characters differ in only one position?

 8421 code
 Hamming code
 Gray code
 XS-3 code

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Digital Electronics
OR-AND realization of a combinational circuit is equivalent to

 NOR-NAND realization
 NAND-NAND realization
 NAND-NOR realization
 NOR-NOR realization

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MORE MCQ ON Digital Electronics

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