26. What will be the output of the following C code?
    

    #include <stdio.h>
        double fun();
        int main()
        {
            fun();
            return 0;
        }
        fun()
        {
            printf("250");
            return 250;
        }
    

1. 1. 250

   
   
   

   2. Depends on compiler

   
   
   

   3. Garbage value

   
   
   

   4. Compilation Error

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   Compilation Error
   

   main.c:8:5: warning: return type defaults to ‘int’ [-Wimplicit-int]
        fun()
        ^~~
   main.c:8:5: error: conflicting types for ‘fun’
   main.c:2:12: note: previous declaration of ‘fun’ was here
        double fun();
   

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27. Functions can return structure in C?

1. 1. Depends on the standard

   
   
   

   2. Depends on the compiler

   
   
   

   3. True

   
   
   

   4. False

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   True

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28. Functions can return enumeration constants in C?

1. 1. depends on the standard

   
   
   

   2. depends on the compiler

   
   
   

   3. false

   
   
   

   4. true

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   true

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29. What will be the output of the following C code?
    

    #include <stdio.h>
        enum color{Red, Yellow, Green};
        enum color fun();
        int main()
        {
            enum color n = fun();
            printf("%d\n", n);
        }
        int  fun()
        {
            return Red;
        }
    

1. 1. Red

   
   
   

   2. Yellow

   
   
   

   3. Green

   
   
   

   4. Compilation Error

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   Compilation Error
   

   main.c:9:10: error: conflicting types for ‘fun’
        int  fun()
             ^~~
   main.c:3:16: note: previous declaration of ‘fun’ was here
        enum color fun();
   

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30. What will be the output of the following C code?
    

    #include <stdio.h>
        struct Employee
        {
            char name[20];
        };
        void main()
        {
            struct Employee emp[] = {"AJIT", "KUMAR"};
            printf("%c", emp[0].name[1]);
        }
    

1. 1. A

   
   
   

   2. J

   
   
   

   3. I

   
   
   

   4. K

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   J

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