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Digital Electronics

Digital Electronics
The output of a gate is LOW when at least one of its inputs is HIGH. This is true for

 OR
 AND
 NOR
 NAND

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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

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

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Digital Electronics
If in a base b number system, 54/4=13, the base of the number is

 9
 8
 6
 7

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Digital Electronics
Which of the following is 1’s complement representation of -34?

 01011101
 11011110
 10100010
 11011101

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Digital Electronics
A Binary number system has how many digits.

 10
 0
 2
 1

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Digital Electronics
A bubbled NOR gate is equivalent to a

 X-OR gate
 NOR gate
 NAND gate
 AND gate

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