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Digital Electronics

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

 AND
 NAND
 X-NOR
 NOR

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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 2’s complement is used to represent the numbers, then the range will be

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

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Digital Electronics
In which of the following codes do the successive characters differ in only 1-bit position?

 8421 code
 2421 code
 binary code
 cyclic code

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Digital Electronics
1s Complement of 11001010 is

 00110111
 00110101
 11001001
 11001011

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Digital Electronics
The decimal equivalent of hexadecimal number of 2A0F is

 17067
 10767
 17670
 17607

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Digital Electronics
A debouncing circuit is

A latch
A bistable MV
A monostable MV
An astable MV

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MORE MCQ ON Digital Electronics

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