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Digital Electronics

Digital Electronics
A latch is ________ sensitive

 edge
 level
 None
 both level and edge

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Digital Electronics
Excess-3 code is known as

Weighted code
Self-complementing code
Cyclic redundancy code
Algebraic code

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Digital Electronics
The voltage levels for negative logic system

 must necessarily be positive
 must necessarily be negative
 must necessarily be 0 V and –5 V
 may be negative or positive

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Digital Electronics
The 1’s complement of 11010111 is

 11101000
 10101000
 10101000
 00101000

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Digital Electronics
The NOR gate is OR gate followed by ___________.

None of these
AND gate
NAND gate
NOT gate

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Digital Electronics
Positive integers must be represented by

 signed numbers
 None of these
 Both A and B
 unsigned number

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