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Digital Electronics

Digital Electronics
A Binary number system has how many digits.

 10
 0
 1
 2

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Digital Electronics
A half adder has

 1 input and 1 output
 2 inputs and 1 outputs
 2 inputs and 2 output
 1 input and 2 outputs

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Digital Electronics
A computer has a word length of 8 bits (including sign). It is required to determine the range of integers that can be stored in the computer. If 1’s complement is used to represent the numbers, then the range will be

 -127 to 127
 -256 to 255
 -256 to 256
 -128 to 127

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Digital Electronics
One bit full adder has ________ inputs

 4
 any number
 3
 2

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Digital Electronics
What logic function is produced by adding inverters to the inputs of an OR gate?

 AND
 NAND
 NOR
 X-NOR

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Digital Electronics
1’s complement of 17 is

 10111.
 10001.
 11100.
  01110.

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