c++

Question 22

A _____ of a base class expects to be overridden in a derived class.

	constructor function
	destructor function

	static function
	virtual function

Question 23

When member functions behave differently, depending upon which object performed the call, this is an example of _____.

	chaos theory
	virtual insubordination

	polymorphism
	encapsulation

Question 24

Abstract class references can be used in polymorphism if _____.

	all objects created in the abstract references are child (derived) objects
	all objects created in the abstract references use the new keyword

	all objects created in the abstract references are created on the memory stack
	It is not possible to use abstract class references in polymorphism.

Question 25

These are used to signal errors or unexpected events that occur while a program is running.

	Virtual functions
	Destructors

	Exceptions
	Templates