Exam 11: Inheritance and Composition

____ is the ability to use the same expression to denote different operations.

____ is a "has-a" relationship.

In ____________________ (aggregation),one or more members of a class are objects of another class type.

In multiple inheritance,the derived class has more than one base class.

Suppose that bClass is a class.Which of the following statements correctly derives the class dClass from bClass?

The new classes that we create from existing classes are called ____ classes.

Classes can create new classes from existing classes.This important feature ____.

In object-oriented design,we debug ____________________; in structured programming,we debug functions.

A derived class can directly access the protected members of the base class.

Which of the following is true about inheritance?

Inheritance is an example of a(n)____ relationship.

OOP implements ____.

A derived class cannot directly access public members of a base class.

Which of the following statements about inheritance is true if memberAccessSpecifier is protected?

C++ provides ____________________ functions as a means to implement polymorphism in an inheritance hierarchy.

If inheritance is private,all members of the base class,including private members,become private members of the derived class.

Which of the following class definitions makes the public members of the class aClass become the public members of the class bClass?

The term ____________________ is used to describe the ability to create new objects from existing objects.

Consider the following class definitions: class bClass { Public: Void setX(int a); //Postcondition: x = a; Void print()const; Private: Int x; }; Class dClass: public bClass { Public: Void setXY(int a,int b); //Postcondition: x = a; y = b; Void print()const; Private: Int y; }; Which of the following correctly sets the values of x and y?

In the case of composition,the ____________________ name is used to invoke the constructor.