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Digital Electronics

Digital Electronics
The resolution of a 12 bit analog to digital converter in percent in

  0.01220.
 0.04882.
 0.09760.
  0.02441.

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Digital Electronics
The logic expression AB can be implemented by giving the inputs A and B to a two-input

 X-NOR gate
 X-OR gate
 NAND gate
 NOR gate

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Digital Electronics
The largest positive number that can be stored in a computer that has 16-bit word length and uses two’s complement arithmetic is

 32,767
 65,536
 32
 32,768

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Digital Electronics
The number of Boolean functions that can be generated by n variables is equal to

2n-1
2n
2n
22n

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Digital Electronics
The output of a logic gate is 1 when all its inputs are at logic 0. The gate is either

 an OR or a NAND
 a NAND or a NOR
 an X-OR or an X-NOR
 an AND or an X-NOR

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

 2m-1
 2m-1
 2m
 2m+1

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