Structure in C Language - Quiz

Q: What is the output of this C code?

    #include <stdio.h>
    struct student
    {
        char *name;
    };
    void main()
    {
        struct student s, m;
        s.name = "st";
        m = s;
        printf("%s%s", s.name, m.name);
    }

Q: What is the output of this C code?

    #include <stdio.h>
    struct student
    {
        char *name;
    };
    struct student s;
    struct student fun(void)
    {
        s.name = "newton";
        printf("%s\n", s.name);
        s.name = "alan";
        return s;
    }
    void main()
    {
        struct student m = fun();
        printf("%s\n", m.name);
        m.name = "turing";
        printf("%s\n", s.name);
    }

Q: What will be the output of the following C code?

    #include <stdio.h>
    struct temp
    {
        int a;
    } s;
    void func(struct temp s)
    {
        s.a = 10;
        printf("%d\t", s.a);
    }
    main()
    {
        func(s);
        printf("%d\t", s.a);
    }

Q: Which of the following operation is illegal in structures?

Q: What is the output of this C code?

    #include <stdio.h>
    struct student
    {
        int no;
        char name[20];
    }
    void main()
    {
        struct student s;
        s.no = 8;
        printf("hello");
    }

Q: What is the output of this C code?

    #include <stdio.h>
    struct
    {
        int k;
        char c;
    };
    int main()
    {
        struct p;
        p.k = 10;
        printf("%d\n", p.k);
    }

Q: What is the output of this C code?

    #include <stdio.h>
    struct p
    {
        int k;
        char c;
        float f;
    };
    int p = 10;
    int main()
    {
        struct p x = {1, 97};
        printf("%f %d\n", x.f, p);
    }

Q: What is the output of this C code(according to C99 standard)?

    #include <stdio.h>
    struct p
    {
        int k;
        char c;
        float f;
    };
    int main()
    {
        struct p x = {.c = 97};
        printf("%f\n", x.f);
    }

Q: What is the output of this C code?

    #include <stdio.h>
    struct point
    {
        int x;
        int y;
    };
    struct notpoint
    {
        int x;
        int y;
    };
    void foo(struct point);
    int main()
    {
        struct notpoint p1 = {1, 2};
        foo(p1);
    }
    void foo(struct point p)
    {
        printf("%d\n", p.x);
    }

Q: What is the output of this C code?

    #include <stdio.h>
    struct student
    {
        char *name;
    };
    struct student fun(void)
    {
        struct student s;
        s.name = "alan";
        return s;
    }
    void main()
    {
        struct student m = fun();
        printf("%s", m.name);
    }