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Digital Electronics

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

 2
 4
 1
 0

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Digital Electronics
When will be the output of a NOT gate is HIGH ?

 the input is HIGH and LOW
None of these
 the input is HIGH
 the input is LOW

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Digital Electronics
2's Complement of 10101011 is

 01010101
 00111100
 10101011
 10101100

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Digital Electronics
In simplification of a Boolean function of n variables, a group of 2m adjacent 1s leads to a term with

 m – 1 literals less than the total number of variables
 n – m literals
 m + 1 literals less than the total number of variables
 n + m literals

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Digital Electronics
In LSI, the number of gate circuits per chip is

 100 to 9,999
 100 to 999
 1000 to 10,000
 < 10,000

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Digital Electronics
The complement of a function A is

 0
 Ā
 1
 A

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