cpp//4

2- What is a destructor and how and when it is called?

3- What safe empty state?

4- Having the following class fully implemented: (you can copy the code for mark from name.cpp)

5- Add Two constructors: A- No argument that puts the Name in a safe empty state (It is your call to decide what is a safe empty state for a Mark) B- A 2 argument constructor that sets a Name. C- Add a method calls isEmpty() that returns a Boolean. It returns true if the Mark is in a safe empty state. D- A display function that displays the full name. class Name

{ char buffer[51];

char m_first[21];

char m_last[31];

public: void firstname(const char* value); // sets the name

void lastname(const char* value); // sets the last name

const char* fullname(); // returns a string containing full name };