Basic Programming C Test : Question 1 of 20

What will be the output of the following C code? (Initial values: x= 7, y = 8)

    #include
    void main()
    {
        float x;
        int y;
        printf("enter two numbers \n", x);
        scanf("%f %f", &x, &y);
        printf("%f, %d", x, y);
    }

What will be the output of the following C code? (Initial values: x= 7, y = 8)

    #include
    void main()
    {
        float x;
        int y;
        printf("enter two numbers \n", x);
        scanf("%f %f", &x, &y);
        printf("%f, %d", x, y);
    }

What will be the output of the following program?

#include

int main()
{
   const int i = 0;
    
   printf("%d\n", i++);
   return 0;
}

What will be the output of the following program?

#include

int main()
{
   const int i = 0;
    
   printf("%d\n", i++);
   return 0;
}

 What will be the output of the following C code?

    #include 
    void main()
    {
        int k = 8;
        int m = 7;
        k < m ? k++ : m = k;
        printf("%d", k);
    }

 What will be the output of the following C code?

    #include 
    void main()
    {
        int k = 8;
        int m = 7;
        k < m ? k++ : m = k;
        printf("%d", k);
    }

What is the output of the following code snippet?

#include

main()
{ 
   int *p = 15; 
   printf("%d",*p);
}

What is the output of the following code snippet?

#include

main()
{ 
   int *p = 15; 
   printf("%d",*p);
}

The default executable generation on UNIX for a C program is ___

The default executable generation on UNIX for a C program is ___

Which of the following variable cannot be used by a switch-case statement?

Which of the following variable cannot be used by a switch-case statement?

Which header file supports the functions - malloc() and calloc()?

Which header file supports the functions - malloc() and calloc()?

What is the output of the following program?

#include

main()
{
   int x = 1;
   
   do
      printf("%d ", x);
   while(x++<=1);
}

What is the output of the following program?

#include

main()
{
   int x = 1;
   
   do
      printf("%d ", x);
   while(x++<=1);
}

What will be the output of the following C code?

errno = 0;
y = sqrt(2);
if(errno == EDOM)
printf("Invalid value\n");
else
printf("Valid value\n");

What will be the output of the following C code?

errno = 0;
y = sqrt(2);
if(errno == EDOM)
printf("Invalid value\n");
else
printf("Valid value\n");

_______ occurs when a result is too large in magnitude to represent errors as a floating-point value of the required type.

_______ occurs when a result is too large in magnitude to represent errors as a floating-point value of the required type.

How to round-off a value “5.77” to 6.0?

How to round-off a value “5.77” to 6.0?

What will be the output of the following C code?

    #include 
    void main()
    {
        float x = 0.1;
        if (x == 0.1)
            printf("Sanfoundry");
        else
            printf("Advanced C Classes");
    }

What will be the output of the following C code?

    #include 
    void main()
    {
        float x = 0.1;
        if (x == 0.1)
            printf("Sanfoundry");
        else
            printf("Advanced C Classes");
    }

What will be the output of the given below code?

#include

int main()
{
   const int *ptr = &i;
   
   char str[] = "Welcome";
   s = str;
   while(*s)
   printf("%c", *s++);
   return 0;
}

What will be the output of the given below code?

#include

int main()
{
   const int *ptr = &i;
   
   char str[] = "Welcome";
   s = str;
   while(*s)
   printf("%c", *s++);
   return 0;
}

A user defined data type, which is used to assign names to integral constants is called ____________

A user defined data type, which is used to assign names to integral constants is called ____________

What will be the output of the following C code?

#include
enum color
{
    blue, red, yellow
};
main()
{
    enum color c;
    c=yellow;
    printf("%d",c);
}

What will be the output of the following C code?

#include
enum color
{
    blue, red, yellow
};
main()
{
    enum color c;
    c=yellow;
    printf("%d",c);
}

There are two groups of string functions defined in the header . What are they?

There are two groups of string functions defined in the header . What are they?

Linker generates ___ file.

Linker generates ___ file.

Point out the error (if any) in the following C code?

#include
enum hello
{
    a,b,c;
};
main()
{
    enum hello m;
    printf("%d",m);
}

Point out the error (if any) in the following C code?

#include
enum hello
{
    a,b,c;
};
main()
{
    enum hello m;
    printf("%d",m);
}

String handling functions such as strcmp(), strcpy() etc can be used with enumerated types.

String handling functions such as strcmp(), strcpy() etc can be used with enumerated types.

What is the output of the following program?

#include

main()
{ 
   char *s = "Abc";
   
   while(*s)
      printf("%c", *s++);
}

What is the output of the following program?

#include

main()
{ 
   char *s = "Abc";
   
   while(*s)
      printf("%c", *s++);
}