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Discussion :: Structures, Unions, Enums

  1. Point out the error in the program?

     #include
 #include
 void modify(struct emp*);
 struct emp 
 {   
    char name[20];  
    int age;
 }; 
 int main()
 {   
     struct emp e = {"Sanjay", 35};      
     modify(&e); 
     printf("%s %d", e.name, e.age);        
     return 0;
 } 
 void modify(struct emp *p) 
 { 
     p ->age=p->age+2; 
 }

    2. A.

    Error: in structure
    B.

    Error: in prototype declaration unknown struct emp
    C.

    No error
    D.

    None of above

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    Workspace

    View Answer

    Answer : Option B

    Explanation :

    The struct emp is mentioned in the prototype of the function modify() before declaring the structure.To solve this problem declare struct emp before the modify() prototype.

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