Objects and Classes

A. Friend keyword can be used for a function in the public section of a class.

B. Friend keyword can be used for a function in the private section of a class.

C. Friend keyword can be used on main().

D. Friend keyword can be used in the class to allow access to another class.

Correct! Wrong!

A. Destructor of base class should always be virtual.

B. Destructor of base class should not be virtual.

C. Destructor of base class should always be private.

D. Destructor of base class should always be static.

Correct! Wrong!

A. A class object and a class.

B. A class and a member of that class.

C. A class object and a member of that class.

D. A class member and a class object.

Correct! Wrong!

A. By making at least one member function as pure virtual function.

B. By declaring it abstract using the static keyword.

C. By declaring it abstract using the virtual keyword.

D. By making all member functions constant.

Correct! Wrong!