Homework Answers
5.
Inheritance the is-a relationship is implemented through simple association.
Option b
6.
'Don't expose member data in public" is a design guideline.
False
It is possible to expose member data in public is a design guideline.
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The following True/False type question relate to Class Design Guidelines. Question 5 ociation The is a...
Y. Daniel Liang’s 8 Class Design Guidelines were posted on the File Manager and handed out...
Y. Daniel Liang’s 8 Class Design Guidelines were posted on the File Manager and handed out in class. Please choose 5 guidelines and discuss them in depth. For each guideline, use 1 page or more for your discussion. You can use the code provided in class to demonstrate your points. The code should not be more than one-third of your writing. 1. Cohesion • [✓] A class should describe a single entity, and all the class operations should logically fit...
Question 1 10 pts Inheritance is a capability of C++ to represent increased specialization that is...
Question 1 10 pts Inheritance is a capability of C++ to represent increased specialization that is often found in real world relationships. True False Question 2 10 pts Inheritance between a child and parent object exhibits an 'relationship. Question 3 10 pts As you move down an inheritance relationship from parent to child, you typically move from a general to specific description. True False Question 4 10 pts The syntax for declaring DerivedClass to publicly inherit from BaseClass is given...
Question 1 2 pts The preprocessor executes after the compiler. False True Question 2 2 pts...
Question 1 2 pts The preprocessor executes after the compiler. False True Question 2 2 pts What code is human-readable and follows the standards of a programming language? Secret code Source code Key code None of these Machine code Question 3 2 pts What is the symbol that marks the beginning of a one line comment? Question 1 2 pts The preprocessor executes after the compiler. True False Question 5 2 pts A statement that may be used to stop...
QUESTION 1 Each class must be declared in its own .java file True or False? QUESTION...
QUESTION 1 Each class must be declared in its own .java file True or False? QUESTION 2 The keyword this must always be explicitly used when referring to an object's instance variables and methods from within one of its non-static methods. True or False? QUESTION 3 When used in a class' main method the this keyword references the object representing the class itself. True or False? QUESTION 4 Accessor methods that test whether a condition is true or false are...
Question 16 You must put your data in classes if you use C++. True False 2...
Question 16 You must put your data in classes if you use C++. True False 2 points Question 17 Constructors are automatically invoked during class instantiation. True False 2 points Question 18 To make your data accessible to entities outside of your class, declare the members of that class as private. True False 2 points Question 19 You can make arrays of built-in types like int and double, but not of user-defined types. True False 2 points Question 20 One...
C++ PROGRAMMING QUESTION: MULTIPLE/ TRUE OR FALSE In C++, programmers can use a class to create...
C++ PROGRAMMING QUESTION: MULTIPLE/ TRUE OR FALSE
In C++, programmers can use a class to create a large number of variables of that type. 2.Every object shares just a single copy of the member variable's defined by its class. 3.The mutator ("setter") methods of a class are typically marked with the const modifier. 4.The accessor ("getter") methods of a class are typically marked with the const modifier.
Question 60.1 pts Which of the following is true about a concrete class? A concrete class...
Question 60.1 pts Which of the following is true about a concrete class? A concrete class may be extended. A concrete class may be instantiated. A concrete may NOT contain abstract methods. All of the above. None of the above. Flag this Question Question 70.1 pts Which of the following is true? A class extends exactly one other class and may implement any number of interfaces. A class may extend at most one concrete class, may extend any number of...
Question 19 Given the following class: public class Swapper ( private int x; private String y...
Question 19 Given the following class: public class Swapper ( private int x; private String y public int z; public Swapper( int a, String b, int c) ( x-a; y b; zC; public String swap() ( int temp -x; x-z z temp; return y: public String tostring() ( if (x<z) return y: else return" +x+z What would the following code output? Swapper r new Suapper( 5, "no", 10); System.out.printin( r. swap ) ): no no510 510 e 15 Question 20...
In Java Pls Class Design: Donut (Suggested Time Spent: < 15 minutes) The Donut class is intended to be an abstract a...
In Java Pls
Class Design: Donut (Suggested Time Spent: < 15 minutes) The Donut class is intended to be an abstract and simplified representation of a yummy edible donut Class Properties (MUST be private) Name of the donut Type of donut Price of the donut Class Invariants Donut name must not be empty (Default: "Classic") Type of donut can only be one of the following: "Plain," "Filled," or "Glazed" (Default: "Plain") Class Components Public Getter and Private Setter for name,...
For Question 14 - 15, please refer to the following code snippet. 1 class Fitness 2...
For Question 14 - 15, please refer to the following code snippet. 1 class Fitness 2 { 3 int Jumping; int Running; 12 }; 8 class Round ISAShape: public class Fitness 9 { 10 11 int Sleeping; int Eating; 13 }; 14. The following statements are TRUE based on the code snippet above, EXCEPT (A) class RoundISAShape is inheriting from class Fitness (B) class RoundISAShape is the base class for class Fitness (C) class Round ISAShape is considered as the...
Question 1 10 pts Inheritance is a capability of C++ to represent increased specialization that is often found in real world relationships. True False Question 2 10 pts Inheritance between a child and parent object exhibits an 'relationship. Question 3 10 pts As you move down an inheritance relationship from parent to child, you typically move from a general to specific description. True False Question 4 10 pts The syntax for declaring DerivedClass to publicly inherit from BaseClass is given...
C++ PROGRAMMING QUESTION: MULTIPLE/ TRUE OR FALSE
In C++, programmers can use a class to create a large number of variables of that type. 2.Every object shares just a single copy of the member variable's defined by its class. 3.The mutator ("setter") methods of a class are typically marked with the const modifier. 4.The accessor ("getter") methods of a class are typically marked with the const modifier.
Question 19 Given the following class: public class Swapper ( private int x; private String y public int z; public Swapper( int a, String b, int c) ( x-a; y b; zC; public String swap() ( int temp -x; x-z z temp; return y: public String tostring() ( if (x<z) return y: else return" +x+z What would the following code output? Swapper r new Suapper( 5, "no", 10); System.out.printin( r. swap ) ): no no510 510 e 15 Question 20...
In Java Pls
Class Design: Donut (Suggested Time Spent: < 15 minutes) The Donut class is intended to be an abstract and simplified representation of a yummy edible donut Class Properties (MUST be private) Name of the donut Type of donut Price of the donut Class Invariants Donut name must not be empty (Default: "Classic") Type of donut can only be one of the following: "Plain," "Filled," or "Glazed" (Default: "Plain") Class Components Public Getter and Private Setter for name,...
For Question 14 - 15, please refer to the following code snippet. 1 class Fitness 2 { 3 int Jumping; int Running; 12 }; 8 class Round ISAShape: public class Fitness 9 { 10 11 int Sleeping; int Eating; 13 }; 14. The following statements are TRUE based on the code snippet above, EXCEPT (A) class RoundISAShape is inheriting from class Fitness (B) class RoundISAShape is the base class for class Fitness (C) class Round ISAShape is considered as the...
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