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Digital Electronics

Digital Electronics
(1D)16 in BCD 8421 code is

 00011111
 00011101
 00100100
 00101001

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Digital Electronics
How many input and output required for multiplexer ?

 One input and many output
None of these
 Many input and one output
 One input and one output

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Digital Electronics
To add two m-bit numbers, the required number of half adder is

 2m-1
 2m
 2m-1
 2m+1

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Digital Electronics
Latches are ________ circuits.

 pulse triggered
 count triggered
 edge triggered
 level triggered

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Digital Electronics
A NAND gate is called a universal logic element because

All the minization techniques are applicable for optimum NAND gate realization
Many digital computers use NAND gates.
Any logic function can be realized by NAND gates alone
It is used by everybody

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Digital Electronics
Temperature variation is a/an

 None
 Analog quantity
 Either Digital or Analog quantity
 Digital quantity

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