Answer The Following Questions, Answers must be correct this is for an Exam.

1. List the four main principles of Object Oriented Programming and describe each one in a sentence.

2. Consider a class that contains a private float variable named _secret. Write an Accessor function to get the value of _secret and a Mutator function to change the value of _secret.

3. Specify if the type of class variables (Private, Protected, or Public) that each item can access. Member Functions of a class Friend Functions of a class Functions of a derived class Friend Functions of a derived class Functions of a unrelated class The main function in a program

4. Consider a class the holds a fraction with a numerator and denominator. Provide the declaration for the following operator overloads, do not implement the functions. operator+ for the addition of two fraction objects operator for the subtraction of one fraction object from another operator* for multiplying two fraction objects operator* for multiplying a fraction object by an integer

5. What does the keyword virtual mean in the context of a class?