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Question

What is the output of this C code?
#include <stdio.h>
    int main()
    {
        printf("Hello World! %d \n", x);
        return 0;
    }

a.

Hello World! x;

b.

Hello World! followed by a junk value

c.

Compile time error

d.

Hello World!

Answer: (c).Compile time error

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Q. What is the output of this C code? #include <stdio.h> int main() { printf("Hello World! %d \n", x); return 0; }

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