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Home » Quiz » C Language Quiz

The #undef directive is used to ________ a macro defined by #define.

Difficulty level
  • declare
  • initialize
  • redefine
  • remove
The #undef directive is used to remove a macro definition created by #define. It essentially "undefines" the macro, making it no longer available for use.
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C Language Quiz
Quiz
The preprocessor directive ________ is used to include libraries in a C program.
The function ________ is used to close a file in C.

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