Computers use the _____ number system to store data and perform calculations.



[ A ]    hexadecimal
[ B ]    decimal
[ C ]    binary right
[ D ]    None of these
[ E ]    octal
Answer : Option C
Explanation :
Binary numbers are closely related to digital electronics. With digital electronics, a '1' means that current is present and a '0' means it is not present. The different parts of a computer communicate through pulses of current (1s and 0s) . Computers can calculate complex equations and perform complex calculations. Calculating using only 1s and 0 s is called Binary system. A computer can process only 1s and 0 s.
Computer Awareness Questions And Answers for competitive exams

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