Consider the following code:

 int x = 50;
 int &n = x;

What can you conclude about &n and &x?

Consider the following code snippet:

Student *s1 = new Student;

Student s2;

What is the key difference between s1 and s2?

Consider the following code:

int Wallet::showBalance() {

    return balance;

}

If this function is defined outside the class definition, what is this called?

To define a member function outside of the class definition, you need to use the class name followed by the operator.

Answer: ____

When you create an object using the `new` keyword in C++, the memory is allocated in the _______ and you must use _______ to deallocate it to avoid memory leaks.

In the Wallet class example, if you want to create a wallet with an initial balance of 500, you would need a constructor that takes the balance as a parameter.

Answer: ____

The process of defining multiple functions with the same name but with different parameter lists within the same class is called .

Answer: ____

What is the main advantage of making data members private and methods public in a class?