CPP Classes MCQ Objective Quiz

Subjects

एम एस सी आई टी

MSCIT

CPP

Classes has 9 Questions

What does your class can hold?

data

functions

both a & b

none of the mentioned

How many specifiers are present in access specifiers in class?

Which is used to define the member of a class externally?

none of the mentioned

Which other keywords are also used to declare the class other than class?

struct

union

object

both a & b

What is the output of this program?

```
    #include 
```
```
    using namespace std;
```
```
    class CDummy
```
```
    {
```
```
        public:
```
```
        int isitme (CDummy& param);
```
```
    };
```
```
    int CDummy::isitme (CDummy& param)
```
```
    {
```
```
        if (&param == this)
```
```
            return true;
```
```
        else
```
```
            return false;
```
```
    }
```
```
    int main ()
```
```
    {
```
```
        CDummy a;
```
```
        CDummy *b = &a;
```
```
        if (b->isitme(a)) {
```
```
            cout << "execute";
```
```
        }
```
```
        else
```
```
        {
```
```
            cout<<"not execute";
```
```
        }
```
```
        return 0;
```
```
    }
```

execute

not execute

none of the mentioned

both a & b

Which of the following is a valid class declaration?

class A { int x; };

class B { }

public class A { }

object A { int x; };

The fields in the class in c++ program are by default

protected

private

public

none of the mentioned

Constructors are used to

initalize the objects

construct the data members

both a & b

none of the mentioned

When struct is used instead of the keyword class means, what will happen in the program?

access is public by default

access is private by default

access is protected by default

none of the mentioned