CPP Value Return MCQ Objective Quiz

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एम एस सी आई टी

एम एस सी आई टी

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CPP

Value Return has 8 Questions

What will you use if you are not intended to get a return value?

static

const

volatile

void

Where does the return statement returns the execution of the program?

main function

caller function

same function

none of the mentioned

What is the output of this program?

```
    #include 
```
```
    using namespace std;
```
```
    int max(int a, int b )
```
```
    {
```
```
        return ( a > b ? a : b );
```
```
    }
```
```
    int main()
```
```
    {
```
```
        int i = 5;
```
```
        int j = 7;
```
```
        cout << max(i, j );
```
```
        return 0;
```
```
    }
```

5

7

either a or b

none of the mentioned

What is the output of this program?

```
    #include 
```
```
    using namespace std;
```
```
    double & WeeklyHours()
```
```
    {
```
```
        double h = 46.50;
```
```
        double &hours = h;
```
```
        return hours;
```
```
    }
```
```
    int main()
```
```
    {
```
```
        double hours = WeeklyHours();
```

        cout << "Weekly Hours: " << hours;

```
        return 0;
```
```
    }
```

46.5

6.50

compile time error

none of the mentioned

What is the output of this program?

```
    #include 
```
```
    using namespace std;
```
```
    int mult (int x, int y)
```
```
    {
```
```
        int result;
```
```
        result = 0;
```
```
        while (y != 0) {
```
```
            result = result + x;
```
```
            y = y - 1;
```
```
        }
```
```
        return(result);
```
```
    }
```
```
    int main ()
```
```
    {
```
```
        int x = 5, y = 5;
```
```
        cout  << mult(x, y) ;
```
```
        return(0);
```
```
    }
```

20

25

30

35

When will we use the function overloading?

same function name but different number of arguments

different function name but same number of arguments

same function name but same number of arguments

different function name but different number of arguments

What is the output of this program?

```
    #include 
```
```
    using namespace std;
```
```
    int gcd (int a, int b)
```
```
    {
```
```
        int temp;
```
```
        while (b != 0) {
```
```
            temp = a % b;
```
```
            a = b;
```
```
            b = temp;
```
```
        }
```
```
        return(a);
```
```
    }
```
```
    int main ()
```
```
    {
```
```
        int x = 15, y = 25;
```
```
        cout << gcd(x, y);
```
```
        return(0);
```
```
    }
```

15

25

375

5

How many types of returning values are present in c++?

1

2

3

4