Homework Answers
Answer
Eve ts
Eve a
Eve b
Sam ts
Eve a
Eve a Sam b
Sam ts Sam ts
Lucas a Sam ts Sam ts
Lucas a Sam ts Sam ts Sam b
Josh ts
Lucas a Josh ts
Josh b Lucas a Josh ts Sam b
Code output
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public class Eve public void a print("Eve a ": public void bo print("Eveb...
please answer correctly. Language/Type Java Inheritance polymorphism Assume that the following classes have been defined: public...
please answer correctly.
Language/Type Java Inheritance polymorphism Assume that the following classes have been defined: public class George extends Elaine ( public void method1() { print("George 1 "); public class Jerry { public void method10) { print("Jerry 1 "); public void method20 { print("Jerry 2 "); public String toString() { return "Jerry": public class Elaine extends Kramer public String toString() { return "Elaine " + super.toString(); public class Kramer extends Jerry public void method1() { super.method1(); print ("Kramer 1"); public...
The method m() of class B overrides the m() method of class A, true or false?...
The method m() of class B overrides the m() method of class A, true or false? class A int i; public void maint i) { this.is } } class B extends A{ public void m(Strings) { 1 Select one: True False For the following code, which statement is correct? public class Test { public static void main(String[] args) { Object al = new AC: Object a2 = new Object(); System.out.println(al); System.out.println(a): } } class A intx @Override public String toString()...
Write in java and the class need to use give in the end copy it is...
Write in java and the class need to use give in the end copy it is fine. Problem Use the Plant, Tree, Flower and Vegetable classes you have already created. Add an equals method to Plant, Tree and Flower only (see #2 below and the code at the end). The equals method in Plant will check the name. In Tree it will test name (use the parent equals), and the height. In Flower it will check name and color. In...
What is the output of following program: public class Test{ public static void main(String[] args) {...
What is the output of following program: public class Test{ public static void main(String[] args) { A a = new A(): a method B(): } } class A{ public A(){ System out println("A's constructor is executed"): } public void method(){ System out printin ("methodA is executed"): } public void methodAB(){ System out printin ("As methodAB is executed"): } } class B extends A { private int num = 0: public B (){ super(): System out printin ("B's constructor is executed"):...
The current code I have is the following: package uml; public class uml { public...
The current code I have is the following: package uml; public class uml { public static void main(String[] args) { // TODO Auto-generated method stub } } class Account { private String accountID; public Account(String accountID) { this.accountID = accountID; } public String getAccountID() { return accountID; } public void setAccountID(String accountID) { this.accountID = accountID; } @Override public String toString() { return "Account [accountID=" + accountID + "]"; } } class SuppliesAccount extends Account { private...
Hello! I have a problem in my code please I need help, I don't know How I can wright precondition, so I need help about assertion of pre_condition of peek. Java OOP Task is! Improve the circular a...
Hello! I have a problem in my code please I need help, I don't know How I can wright precondition, so I need help about assertion of pre_condition of peek. Java OOP Task is! Improve the circular array implementation of the bounded queue by growing the elements array when the queue is full. Add assertions to check all preconditions of the methods of the bounded queue implementation. My code is! public class MessageQueue{ public MessageQueue(int capacity){ elements = new Message[capacity];...
In Java Create a testing class that does the following to the given codes below: To...
In Java Create a testing class that does the following to the given codes below: To demonstrate polymorphism do the following: Create an arraylist to hold 4 base class objects Populate the arraylist with one object of each data type Code a loop that will process each element of the arraylist Call the first ‘common functionality’ method Call the second ‘common functionality’ method Call the third ‘common functionality’ method Verify that each of these method calls produces unique results Call...
*PLEASE HELP ASAP* Pet.java /* * Class Pet * * * */ public class Pet {...
*PLEASE HELP ASAP*
Pet.java
/*
* Class Pet
*
*
*
*/
public class Pet
{
/*
* Instance variables
*/
private String name;
private String species;
private String parent;
private String birthday;
/*
* Constructors
*/
public Pet( )
{
// This is a null or default constructor
} //e end null constructor
public Pet( String aName,
String aSpecies,
String aParent,
String aBDay )
{
setName( aName );
setSpecies( aSpecies );
setParent( aParent );
setBirthday( aBDay );
} //...
COVERT TO PSEUDOCODE /****************************Vacation.java*****************************/ public abstract class Vacation { /* * private data field...
COVERT TO PSEUDOCODE /****************************Vacation.java*****************************/ public abstract class Vacation { /* * private data field */ private double cost; private double budget; private String destination; /** * * @param cost * @param budget * @param destination */ public Vacation(double cost, double budget, String destination) { super(); this.cost = cost; this.budget = budget; this.destination = destination; } //getter and...
java Use the classes given in the previous question and write the output tha t is...
java
Use the classes given in the previous question and write the output tha t is generated when this program is run. You may write your answer as "Elaine 2 Jerry 1" or "Compiler Error" or "Runtime Error" If there is an error then explain why. public class Main{ public static void main(String args[]){ Object o = new Kramer(); ((George)(o)).method1(); ((Jerry)(o)). method1(); 0.method2(); public class George extends Elaine {! public void method1() { System.out.print("George 1 "); public class Jerry {...
please answer correctly.
Language/Type Java Inheritance polymorphism Assume that the following classes have been defined: public class George extends Elaine ( public void method1() { print("George 1 "); public class Jerry { public void method10) { print("Jerry 1 "); public void method20 { print("Jerry 2 "); public String toString() { return "Jerry": public class Elaine extends Kramer public String toString() { return "Elaine " + super.toString(); public class Kramer extends Jerry public void method1() { super.method1(); print ("Kramer 1"); public...
The method m() of class B overrides the m() method of class A, true or false? class A int i; public void maint i) { this.is } } class B extends A{ public void m(Strings) { 1 Select one: True False For the following code, which statement is correct? public class Test { public static void main(String[] args) { Object al = new AC: Object a2 = new Object(); System.out.println(al); System.out.println(a): } } class A intx @Override public String toString()...
What is the output of following program: public class Test{ public static void main(String[] args) { A a = new A(): a method B(): } } class A{ public A(){ System out println("A's constructor is executed"): } public void method(){ System out printin ("methodA is executed"): } public void methodAB(){ System out printin ("As methodAB is executed"): } } class B extends A { private int num = 0: public B (){ super(): System out printin ("B's constructor is executed"):...
*PLEASE HELP ASAP*
Pet.java
/*
* Class Pet
*
*
*
*/
public class Pet
{
/*
* Instance variables
*/
private String name;
private String species;
private String parent;
private String birthday;
/*
* Constructors
*/
public Pet( )
{
// This is a null or default constructor
} //e end null constructor
public Pet( String aName,
String aSpecies,
String aParent,
String aBDay )
{
setName( aName );
setSpecies( aSpecies );
setParent( aParent );
setBirthday( aBDay );
} //...
java
Use the classes given in the previous question and write the output tha t is generated when this program is run. You may write your answer as "Elaine 2 Jerry 1" or "Compiler Error" or "Runtime Error" If there is an error then explain why. public class Main{ public static void main(String args[]){ Object o = new Kramer(); ((George)(o)).method1(); ((Jerry)(o)). method1(); 0.method2(); public class George extends Elaine {! public void method1() { System.out.print("George 1 "); public class Jerry {...
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