Function - C Programming MCQ Questions and Answers

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31.

Comment on the following 2 C programs.

#include <stdio.h> //Program 1
int main()
{
    int a;
    int b;
    int c;
}

#include <stdio.h> //Program 2
int main()
{
    int a;
    {
        int b;
    }
    {
        int c;
    }
}

A. Both are same

B. Scope of c is till the end of the main function in Program 2

C. In Program 1, variables a, b and c can be used anywhere in the main function whereas in Program 2, variables b and c can be used only inside their respective blocks

D. None of the mentioned

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32.

What will be the output of the following C code?

#include <stdio.h>
void main()
{
    static int x;
    printf("x is %d", x);
}

A. 0

B. 1

C. Junk value

D. Run time error

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33.
#include <somefile.h> are . . . . . . . . files and #include "somefile.h" . . . . . . . . files.

A. Library, Library

B. Library, user-created header

C. User-created header, library

D. They can include all types of file

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34.

What will be the output of the following C code snippet?

#include (stdio.h)
void main()
{
    printf("hello");
}

A. hello

B. Nothing

C. Compile time error

D. Depends on compiler

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35.

What will be the output of the following C code?

#include <stdio.h>
#define foo(m, n) m ## n
void myfunc();
int main()
{
    myfunc();
}
void myfunc()
{
    printf("%d\n", foo(2, 3));
}

A. 23

B. 2 3

C. Compile time error

D. Undefined behaviour

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36.
Register storage class can be specified to global variables.

A. True

B. False

C. Depends on the compiler

D. Depends on the standard

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37.

What will be the output of the following C code?

#include <stdio.h>
void main()
{
    m();
    m();
}
void m()
{
    static int x = 5;
    x++;
    printf("%d", x);
}

A. 6 7

B. 6 6

C. 5 5

D. 5 6

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38.
Which of the following are C preprocessors?

A. #ifdef

B. #define

C. #endif

D. all of the mentioned

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39.

What will be the output of the following C code?

#include <stdio.h>
#define MIN 0
#ifdef MIN
#define MAX 10
#endif
int main()
{
    printf("%d %d\n", MAX, MIN);
    return 0;
}

A. 10 0

B. Compile time error

C. Undefined behaviour

D. None of the mentioned

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40.
Which of the following function declaration is illegal?

double func();
int main(){}
double func(){}

double func(){};
int main(){}

int main()
{
    double func();
}
double func(){//statements}

D. None of the mentioned

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31.
Comment on the following 2 C programs.

`#include <stdio.h> //Program 1 int main() { int a; int b; int c; } #include <stdio.h> //Program 2 int main() { int a; { int b; } { int c; } }`

Answer & Solution

32.
What will be the output of the following C code?

`#include <stdio.h> void main() { static int x; printf("x is %d", x); }`

Answer & Solution

33.
#include <somefile.h> are . . . . . . . . files and #include "somefile.h" . . . . . . . . files.

Answer & Solution

34.
What will be the output of the following C code snippet?

`#include (stdio.h) void main() { printf("hello"); }`

Answer & Solution

35.
What will be the output of the following C code?

`#include <stdio.h> #define foo(m, n) m ## n void myfunc(); int main() { myfunc(); } void myfunc() { printf("%d\n", foo(2, 3)); }`

Answer & Solution

36.
Register storage class can be specified to global variables.

Answer & Solution

37.
What will be the output of the following C code?

`#include <stdio.h> void main() { m(); m(); } void m() { static int x = 5; x++; printf("%d", x); }`

Answer & Solution

38.
Which of the following are C preprocessors?

Answer & Solution

39.
What will be the output of the following C code?

`#include <stdio.h> #define MIN 0 #ifdef MIN #define MAX 10 #endif int main() { printf("%d %d\n", MAX, MIN); return 0; }`

Answer & Solution

40.
Which of the following function declaration is illegal?

Answer & Solution

Read More Section(Function)

Function - C Programming MCQ Questions and Answers

31. Comment on the following 2 C programs. #include <stdio.h> //Program 1 int main() { int a; int b; int c; } #include <stdio.h> //Program 2 int main() { int a; { int b; } { int c; } }

Answer & Solution

32. What will be the output of the following C code? #include <stdio.h> void main() { static int x; printf("x is %d", x); }

Answer & Solution

33. #include <somefile.h> are . . . . . . . . files and #include "somefile.h" . . . . . . . . files.

Answer & Solution

34. What will be the output of the following C code snippet? #include (stdio.h) void main() { printf("hello"); }

Answer & Solution

35. What will be the output of the following C code? #include <stdio.h> #define foo(m, n) m ## n void myfunc(); int main() { myfunc(); } void myfunc() { printf("%d\n", foo(2, 3)); }

Answer & Solution

36. Register storage class can be specified to global variables.

Answer & Solution

37. What will be the output of the following C code? #include <stdio.h> void main() { m(); m(); } void m() { static int x = 5; x++; printf("%d", x); }

Answer & Solution

38. Which of the following are C preprocessors?

Answer & Solution

39. What will be the output of the following C code? #include <stdio.h> #define MIN 0 #ifdef MIN #define MAX 10 #endif int main() { printf("%d %d\n", MAX, MIN); return 0; }

Answer & Solution

40. Which of the following function declaration is illegal?

Answer & Solution

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31.
Comment on the following 2 C programs.

`#include <stdio.h> //Program 1 int main() { int a; int b; int c; } #include <stdio.h> //Program 2 int main() { int a; { int b; } { int c; } }`

32.
What will be the output of the following C code?

`#include <stdio.h> void main() { static int x; printf("x is %d", x); }`

33.
#include <somefile.h> are . . . . . . . . files and #include "somefile.h" . . . . . . . . files.

34.
What will be the output of the following C code snippet?

`#include (stdio.h) void main() { printf("hello"); }`

35.
What will be the output of the following C code?

`#include <stdio.h> #define foo(m, n) m ## n void myfunc(); int main() { myfunc(); } void myfunc() { printf("%d\n", foo(2, 3)); }`

36.
Register storage class can be specified to global variables.

37.
What will be the output of the following C code?

`#include <stdio.h> void main() { m(); m(); } void m() { static int x = 5; x++; printf("%d", x); }`

38.
Which of the following are C preprocessors?

39.
What will be the output of the following C code?

`#include <stdio.h> #define MIN 0 #ifdef MIN #define MAX 10 #endif int main() { printf("%d %d\n", MAX, MIN); return 0; }`

40.
Which of the following function declaration is illegal?