Conditional Preprocessor Directives MCQ

Test your knowledge with important Conditional Preprocessor Directives MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Conditional Preprocessor Directives MCQs at Bissoy

• Which of the following is not a preprocessor directive?
  ক

  #error

  খ

  #pragma

  গ

  #if

  ঘ

  #ifelse
• The purpose of the preprocessor directive #error is that ____________
  ক

  It rectifies any error present in the code

  খ

  It rectifies only the first error which occurs in the code

  গ

  It causes the preprocessor to report a fatal error

  ঘ

  It causes the preprocessor to ignore an error
• The preprocessor directive which is used to remove the definition of an identifier which was previously defined with #define?
  ক

  #ifdef

  খ

  #undef

  গ

  #ifndef

  ঘ

  #def
• The preprocessor directive which checks whether a constant expression results in a zero or non-zero value __________
  ক

  #if

  খ

  #ifdef

  গ

  #undef

  ঘ

  #ifndef
• _______________ is the preprocessor directive which is used to end the scope of #ifdef.
  ক

  #elif

  খ

  #ifndef

  গ

  #endif

  ঘ

  #if