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Digital Electronics

Digital Electronics
What is the minimum number of two-input NAND gates used to perform the function of 2-input OR gate?

 one
 four
 three
 two

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

 NAND
 AND
 NOR
 X-OR

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Digital Electronics
Latches are ________ circuits.

 level triggered
 pulse triggered
 count triggered
 edge triggered

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Digital Electronics
The set of which logic gates is designated as universal gate?

 NOT, OR , AND.
 XNOR, NOR, NAND.
  NOR , NAND.
 XNOR, NOR, NAND.

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Digital Electronics
What is the difference between xor gate and exor gate.

 xor gives two outputs while exor gives one
 xor gives one output while exor gives two
 both are same
 xor and exor are complement of each other

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

 OR
 X-NOR
 NAND
 AND

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