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Digital Electronics

Digital Electronics
8421 code is

 non-weighted code
 weighted code
 self-complementing code
 alphanumeric code

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Digital Electronics
In the boolean algebra, a variable has ________ different state(s)/value(s).

 1
 4
 2
 3

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

 48,877
 47,877
 none
 48,777

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Digital Electronics
16’s complement of BABA is?

 4445
 4446
 4544
 4546

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Digital Electronics
The binary number 110011.11 is equivalent to decimal number

 51.75
 50.75
 51.65
 50.65

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Digital Electronics
A demultiplexer is a

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

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