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Digital Electronics

Digital Electronics
An n variable K-map can have

 n2 cells
 2n cells
  nn cells
 n2n cells

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Digital Electronics
Number of 2 input multiplexers need to construct a 210 inputs multiplexer is _________

 32
 9
 129
 1023

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Digital Electronics
The NAND gate is AND gate followed by ___________.

None of these
OR gate
NOT gate
AND gate

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Digital Electronics
NAND. gates are preferred over others because these

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

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Digital Electronics
A gate is disabled when its disable input is at logic 0. The gate is

 AND
 NOR
 none of these
 OR

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Digital Electronics
Why small bubble is given on the output of the NAND gate symbol ?

 Open collector output
None of these
 Output is inverted
 Tristate

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