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nVisit Below Link, To Download This Course:nnhttps://www.tutorialsservice.net/product/cis-247-devry-week-6-quiz-latest/nnOr nEmail us onnSUPPORT@TUTORIALSSERVICE.NETnnCIS 247 DeVry Week 6 Quiz LatestnCIS247nCIS 247 DeVry Week 6 Quiz Latestn1. Question : (TCO 7) An instance of an abstract class can be created using _____.n• the new operatorn• encapsulationn• a public accessorn• None of the abovenQuestion 2. Question : (TCO 7) An abstract _____ is used only to form related subclasses using inheritance since it cannot be instantiated.n• methodn• classn• objectn• attributen

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cis 247 devry week 6 quiz latest

CIS 247 DEVRY WEEK 6 QUIZ LATEST

Visit Below Link, To Download This Course:

https://www.tutorialsservice.net/product/cis-247-devry-week-6-quiz-latest/

Or

Email us on

SUPPORT@TUTORIALSSERVICE.NET

CIS 247 DeVry Week 6 Quiz Latest

CIS247

CIS 247 DeVry Week 6 Quiz Latest

1. Question : (TCO 7) An instance of an abstract class can be created using _____.

the new operator

encapsulation

a public accessor

None of the above

Question 2. Question : (TCO 7) An abstract _____ is used only to form related subclasses using

inheritance since it cannot be instantiated.

method

class

object

attribute

Question 3. Question : (TCO 7) Which of the following statements is false?

An abstract method is a method signature without a method body and can be found in an abstract

class.

If a subclass extends an abstract base class, the subclass must implement the abstract

method(s) from the base class, or else call itself abstract also.

Any method in an abstract class is considered an abstract method.

Abstract methods are inherited.

Question 4. Question : (TCO 7) Which of the following classes is most likely an abstract class?

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Vehicle

Blue Spruce

Hand Saw

Goldfish

Question 5. Question : (TCO 7) In terms of object-oriented programming, a(n) _____ is a mechanism

that forces a programmer to adhere to specific rules when developing an application.

contract

base class

requirements analysis

method signature

None of the above

Question 6. Question : (TCO 7) _____ and _____ can contain abstract methods.

Abstract classes; base classes

Abstract classes; interfaces

Interfaces; base classes

None of the above

Question 7. Question : (TCO 7) Multiple inheritance is defined as the ability to do what?

Identify multiple superclasses for a single class

Create multiple subclasses from a single superclass

Override multiple methods in a base class

Overload multiple superclasses for a single class

Question 8. Question : (TCO 7) Which of the following class definitions defines a legal abstract class?

class abstract Dog { void grow(); }

public abstract class Dog { void eat (){} }

abstract private class Dog { void eat (); }

public class abstract Dog { void eat (){} }

Question 9. Question : (TCO 7) Which of the following declares an abstract method in an abstract Java

class?

public abstract calc();

public abstract void calc();

public void calc() {}

public void abstract calc();

Question 10. Question : (TCO 7) Which of the following statements is true?

Interfaces contain a list of already implemented methods.

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Interfaces contain a list of pre-defined attributes with default values .

All methods defined in an interface must be implemented by any class that chooses to implement

the interface.

At least one of the methods defined in an interface must be implemented by any class that

chooses to implement the interface.