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Digital Electronics

Digital Electronics
NOT gates are to be added to the inputs of which gate to convert it to a NOR gate?

 NAND
 X-NOR
 OR
 AND

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Digital Electronics
X + X.Y = ?

 Y
 0
 1
 X

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Digital Electronics
Choose the option which is not a code conversion standard

 Truth code
 BCD code
 Gray code
 Excess-3 code

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Digital Electronics
NAND. gates are preferred over others because these

have lower fabrication area
provide maximum density in a chip.
can be used to make any gate
consume least electronic power

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Digital Electronics
Convert the binary number (1111000011110000) to hexadecimal number

 5050
 F0F0
 7070
 1010

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Digital Electronics
In Boolean algebra, OR is represented by

 +
 /
 ×
 -

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