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Digital Electronics

Digital Electronics
How many bits are required to store one BCD digit ?

 3
 2
 1
 4

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Digital Electronics
Master-slave flip flop consists of ________ flip-flop(s).

 1
 3
 2
 4

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Digital Electronics
The voltage levels for negative logic system

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

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Digital Electronics
The output of a NAND gate is low

 only when all the inputs are high
 only when at least one input is high
 only when at least one input is low
 only when all the inputs are low

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Digital Electronics
How the digital signals is transmitted through a single conductor ?

None of these
 Analog
 Parallel
 Serial

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Digital Electronics
Which of the following is equivalant to an ODD function

 NOR
 XNOR
 AND-NOR
 XOR

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MORE MCQ ON Digital Electronics

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