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Digital Electronics

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

 Gray code
 Excess-3 code
 Truth code
 BCD code

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Digital Electronics
Which of the following is 1’s complement representation of +57

 00000001
 00111001
 01000110
 11000110

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Digital Electronics
When two n-bit binary numbers are added then the sum will contain at most

 (n + 1)-bit
 n-bit
 (n + 2)-bit
 (n + n)-bit

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Digital Electronics
The terms which cannot be combined further in the tabular method are called

 essential prime implicants
 prime implicants
 selective prime implicants
 implicants

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Digital Electronics
The decimal equivalent of hexadecimal number “BEED” is

 48,877
 47,877
 48,777
 none

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Digital Electronics
A multiplexer is a

 1-to-1 device
 N-to-N device
 N-to-1 device
 1-to-N device

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