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Digital Electronics

Digital Electronics
Which of the following is 2’s complement of +12?

 01110011
 00001000
 00001100
 00000011

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Digital Electronics
Switching circuits are

 analog circuits
 hybrid circuits
 none of these
 digital circuits

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Digital Electronics
The codes in which each successive code word differs from the preceding one in only one bit position are called

 cyclic codes
 sequential codes
 self-complementing codes
 BCD codes

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Digital Electronics
A bubbled OR gate is equivalent to a

 NOR gate
 X-OR gate
 NAND gate
 AND gate

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Digital Electronics
Which is the correct order of sequence for representing the input values in K-map?

(00, 01, 10, 11)
(00, 10, 01, 11)
(00, 10, 11, 01)
(00, 01, 11, 10)

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

 48,877
 48,777
 none
 47,877

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