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C Programming :: C Preprocessor

C Preprocessor - General Questions
C Preprocessor - Point Out Errors
C Preprocessor - Yes / No Questions
C Preprocessor - C Preprocessor MCQs
C Preprocessor - Find Output of Program
C Preprocessor - True / False Questions
C Preprocessor - Point Out Correct Statements

  1. Point out the error in the program

     #include
 #define SI(p, n, r) float si; si=p*n*r/100;
 int main()
 {    
    float p=2500, r=3.5;  
    int n=3;     
    SI(p, n, r);   
    SI(1500, 2, 2.5);     
    return 0;
 }

     

    2. A.

    26250.00 7500.00
    B.

    Nothing will print
    C.

    Error: Multiple declaration of si
    D.

    Garbage values

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  2. Point out the error in the program

      #include
  int main()
  {     
      int i;  
      #if A     
         printf("Enter any number:");          
         scanf("%d", &i); 
    #elif B   
      printf("The number is odd");       
   return 0;
 }

    3. A.

    Error: unexpected end of file because there is no matching #endif
    B.

    The number is odd
    C.

    Garbage values
    D.

    None of above

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