Online Test

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What is the output of this program?

#include <iostream.h>
    using namespace std;
    int add(int a, int b);
    int main()
    {
        int i = 5, j = 6;
        cout << add(i, j) << endl;
        return 0;
    }
    int add(int a, int b )
    {
        int sum = a + b;
        a = 7;
        return a + b;
    }

 


What is the output of this program?

    #include <iostream.h>
    #include <deque.h> 
    using namespace std;
    int main ()
    {
        unsigned int i;
        deque<int> mydeque;
        mydeque.push_back ( 100 );
        mydeque.push_back ( 200 );
        mydeque.push_back ( 300 );
        for (deque<int> :: iterator it = mydeque.begin(); it != mydeque.end(); ++it)
            mydeque.clear();
        cout << ' ' << *it;
    }

What is the output of this program?

    #include <iostream>
    using namespace std;
    int main()
    {
        double a = 21.09399;
        float b = 10.20;
        int c ;
        c = (int) a;
        cout << c ;
        c = (int) b;
        cout << c ;
        return 0;
    }

Which operators are part of RTTI?


 What is the output of this program?

   #include <iostream.h>
    using namespace std;
    #define MAX 10
    int main()
    {
        int num;
        num = ++MAX;
        cout << num;
        return 0;
    }

What is the output of this program?

     #include <iostream.h>
    using namespace std;
    #define MIN(a,b) (((a)<(b)) ? a : b)
    int main ()
    {
        float i, j;
        i = 100.1;
        j = 100.01;
        cout <<"The minimum is " << MIN(i, j) << endl;
        return 0;
    }

What is the output of this program?

 #include <iostream.h>
    using namespace std;
    int func(int m = 10, int n)
    {
        int c;
        c = m + n;
        return c;
    }
    int main()
    {
        cout << func(5);
        return 0;
    }

What will happen while using pass by reference


 Where does the exceptions are used?


Which option is best to eliminate the memory problem?


The difference between x and ‘x’ is


What do we need to do to pointer for overloading the subscript operator?


Which is used for manually writing lookup table?


What is the output of this program?

   #include <iostream.h>
    using namespace std;
    void print(int i)
    {
        cout << i;
    }
    void print(double  f)
    {
        cout << f;
    }
    int main(void)
    {
        print(5);
        print(500.263);
        return 0;
    }

To what kind of elements does non-modifying sequence algorithm can be
applied?

 

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