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C Preprocessor
Every C program will contain at least one preprocessor directive.
True
Correct Answer:
False
Explanation:
False, the preprocessor directive is not mandatory in any c program.
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C Preprocessor
A header file contains macros, structure declaration and function prototypes.
In a macro call the control is passed to the macro.
A preprocessor directive is a message from compiler to a linker.
A macro must always be defined in capital letters.
Macros with arguments are allowed
Macros have a local scope.
There exists a way to prevent the same file from getting #included twice in the same program.
Will the following program print the message infinite number of times? #include
#define INFINITELOOP while(1) int main() { INFINITELOOP printf("CuriousTab"); return 0; }
Will the program compile successfully? #include
int main() { #ifdef NOTE int a; a=10; #else int a; a=20; #endif printf("%d\n", a); return 0; }
Would the following typedef work? typedef #include l;
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