6. When is a constructor called?

7. What happens if you dont declare or define a constructor?

8. What do you need to do if you want a standard operator to behave differently than normal?

9. Write the code snippet for declaring a Plane object with both a default constructor and an overloaded constructor. The Plane object will print not overloaded if a Plane object is created with the default constructor and overloaded if created with the overloaded constructor.