What are register variables? What are the advantage of using register variables?


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More C Interview Questions

Do you know what are bitwise shift operators in c programming?

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Explain the difference between call by value and call by reference in c language?

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c programs are converted into machine language with the help of a) an interpreter b) a compiler c) an operatinf system d) none of the above

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what are you see during placement time in the student.

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cin.ignore(80, _ _);This statement a) ignores all input b) ignores the first 80 characters in the input c) ignores all input till end-of-line d) iteration

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what is void pointer?

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how to find binary of number?

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Why is not a pointer null after calling free? How unsafe is it to use (assign, compare) a pointer value after it is been freed?

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what is difference between getchar,putchar functions and printf and scanf function? does putchar show output only when input given to it

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who developed c and why he developed c?

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Is c still used?

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enum { SUNDAY, MONDAY, TUESDAY, }day; main() { day =20; printf("%d",); getch(); } what will be the output of the above program

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