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

1. #include <iostream>
2. using namespace std;
3. int main()
4. {
5. int a;
6.        a = 6 + 3 * 4;
7. cout << a;
8. return 0;
9. }

In the following class declarations:

class sports {};
class test : public student{};
class result : public test, public sports {};

The class result has implemented:

Which of the following is correct?

char inchar = 'A';

switch (inchar)

{

case 'A' :

printf ("choice A \n") ;

case 'B' :

printf ("choice B ") ;

case 'C' :

case 'D' :

case 'E' :

default:

printf ("No Choice") ;

}

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

#include<stdio.h>
int main(int argc, char const *argv[])
{
char a = 'a';
printf("%d\n", (int)sizeof(a));
return 0;
}

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

#include <iostream>
#include <cctype>
using namespace std;
int main(int argc, char const *argv[])
{
char arr[12] = "H3ll0\tW0r1d";
for(int i=0;i<12;i++)
       {
cout<<(bool)isprint(arr[i]);
}
}

#include<stdio.h>

void swap(char *str1, char *str2)

{

char *temp = str1;

str1 = str2;

str2 = temp;

}  

int main()

{

char *str1 = "Abekus";

char *str2 = "Quiz";

swap(str1, str2);

printf("str1 is %s, str2 is %s", str1, str2);

return 0;

}

What is the output of the following code?

#include<stdio.h>

int main()

{

  int a=3;

  switch(a)

  {

    case 1:

           printf("I am in U.S ");

           break;

    case 3:

           printf("I am in India ");

           break;

    default:

           printf("I am at home ");

  }

}

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

#include <iostream>
#include <string>
#include <cstdlib>
 
using namespace std;
 
int main(int argc, char const *argv[])
{
int a = 5;
int *p = &a;
int &q = a;
cout<<*p<<endl;
cout<<*q<<endl;
return 0;
}

#include <iostream>
using namespace std;

template <class T>
class mypair {
   T a, b;
 public:
   mypair (T first, T second)
     {a=first; b=second;}
   T getmax ();
};

template <class T>
T mypair<T>::getmax ()
{
 T retval;
 retval = a>b? a : b;
 return retval;
}

int main () {
 mypair <int> myobject (100, 75);
 cout << myobject.getmax();
 return 0;
}