Which of the following statements is the most appropriate for the private members?

1. They are visible out of the class in which they are defined.
2. They can be used in the sub-classes.
3. They are only visible in the class in which they are declared.
4. None of the above.

Which of the following keywords are used to control access to a class member?

1. Default
2. Abstraction
3. Protected
4. Interface

The maximum number of objects of a class can be created as:

1. 1
2. 2
3. On the user's choice
4. Number of variables

A class contains:

1. Attributes and methods
2. A number of object of same types
3. Data and member function
4. All of the above