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QUESTION 23 Match the definitions with the terms. . Encapsulation . Inheritance A. A single object contains both its data and behaviors and can hide
QUESTION 23 Match the definitions with the terms. . Encapsulation . Inheritance A. A single object contains both its data and behaviors and can hide some from other objects. B. A class can take advantage of the attributes and methods defined by the another class. C. Similar objects can respond to the same message in different ways. - - Polymorphism Composition D. An object is built from other objects. QUESTION 24 Constructors are specifications that define how objects are created. As such, object-oriented languages require that every class have a constructor that defines how to create and initialize objects. True False QUESTION 25 Which of the following is true about a class consructor? A constructor is a special variable that is used to reference the object. A constructor is a special method used to call other methods in a class. A constructor is a special method with the same name as the class and it is used to create class objects using the class definition as a blueprint. A constructor is a special method used to stop the execution of a program. QUESTION 26 A subclass does not have the ability to redefine methods from a superclass. True False QUESTION 27 Assume that a Java class implements a specific interface, such as the Animal class below, Assume that we do not explicitly define a constructor for the Animal class. When we create an Animal object, which class constructor is called? public class Animal implements Walkable {...} No constructor is called, since we did not define a constructor. The constructor of Walkable is called because Animal implements the Walkable interface. The constructor of Object class is called since Animal is a subclass of Object. The constructor of both the object class and the constructor of Walkable are called
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