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Digital Electronics

Digital Electronics
A device which converts 2421 code into 8421code is called a

 code converter
 coder
 code encoder
 code decoder

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Digital Electronics
How many entries will be in the truth table of a 3 input NAND gate ?

 6
 3
 8
 9

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Digital Electronics
X' AND X' will result

 X power 2
 1
 X
 0

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Digital Electronics
10’s complement of 63325600 is

 366744399
 36774400
 36674400
 633256600

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Digital Electronics
The decimal equivalent of hexadecimal number of 2A0F is

 17607
 10767
 17067
 17670

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Digital Electronics
What logic function is produced by adding an inverter to each input and output of an OR gate?

 NOR
 NAND
 X-OR
 AND

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