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Digital Electronics

Digital Electronics
The complement of a function A is

 Ā
 1
 0
 A

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Digital Electronics
If in a base b number system, 54/4=13, the base of the number is

 6
 7
 8
 9

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Digital Electronics
Choose the option which is not a code conversion standard

 Excess-3 code
 BCD code
 Truth code
 Gray code

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Digital Electronics
Which of the following gates is known as a coincidence detector?

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

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Digital Electronics
Which of the following gate is a two-level logic gate

OR gate
NOT gate
EXCLUSIVE OR gate
NAND gate

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Digital Electronics
The 1’s complement of 11010111 is

 00101000
 10101000
 10101000
 11101000

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