class Point{private:int x,y ;public:: x(u), y(v) {}Point (int u, int v)int getX) { return x; }int getY () { return y; }void doubleVal(){*= 2:y*= 2;}};int main (){const Point myPoint (5, 3)myPoint.doubleVal() ;cout << myPoint.getX() << " "return 0;<< myPoint.getY() << "\n";}

Corrected Program: #include<iostream.h> #include<conio.h> class Point { private: int…

Answered: private: int x, у;

Engineering

Computer Science

private: int x, у;

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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26. Assume the declaration of Exercise 24. A. Write the statements that derive the class dummyClass from class base as a private inheritance. (2 lines are { and }.) "A1 is { "A2 is "A3 is )) B. Determine which members of class base are private, protected, and public in class dummyClass. "B1 is dummyClass is a de
public class Application { public static void main(String[] args) { Employee empl = new Employee(); empl.firstName = "Ali"; empl.lastName = "Omar"; empl.salary = 20000; Employee emp2 = new Employee(); emp2.firstName = "Mohamed"; emp2.lastName = "Nour"; emp2.salary = 30000; System.out.println("- System.out.printin("- empl.employeeSalary(); System.out.println("- empl.checkEmployeeSalary(emp1.salary, emp2.salary); System.out.printin("- System.out.println("- printEmployee(emp2); System.out.printin("- Employee employeeArr[] = new Employee[2]: employeeArr[0] = empl; employeeArr[1] = emp2; Application a = new Åpplication(); a.printArrayofEmployee(employeeArr); Non static (instance) start to call Static function to print ---------"); "); - Non Static function to print - --"); Non static (instance) start to call same class Static function to print --------); -"); Non Static function to print ----); System.out.println("- System.out.printin("- System.out.printin("Salary : " + Employee.salary);…
Trace through the following program and show the output. Show your work for partial credit. public class Employee { private static int empID = 1111l; private String name , position; double salary; public Employee(String name) { empID ++; this.name 3 пате; } public Employee(Employee obj) { empID = obj.empĪD; пате %3D оbj.naте; position = obj.position; %3D public void empPosition(String empPosition) {position = empPosition;} public void empSalary(double empSalary) { salary = empSalary;} public String toString() { return name + " "+empID + " "+ position +" $"+salary; public void setName(String empName){ name = empName;} public static void main(String args[]) { Employee empOne = new Employee("James Smith"), empTwo; %3D empOne.empPosition("Senior Software Engineer"); етрOпе.етpSalary(1000); System.out.println(empOne); еmpTwo empTwo.empPosition("CEO"); System.out.println(empOne); System.out.println(empTwo); %3D етpОпе empOne ;
Class Quiz public Quiz (int quesList, int quesMissed) {quesList = this.quesList;quesMissed = this.quesMissed;} private void calculate(){// get the point worth of each question and calculate final scorepointsPerQues = (100/quesList);scoreQuiz = quesList - quesMissed;} Class PassFailQuiz public PassFailQuiz (int quesList, int quesMissed, int scoreQuiz) { super(quesList, quesMissed);} How do I move scoreQuiz from private void calculate() to equal the third constructor value in PassFailQuiz?
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class Test { char paper[20]; int marks; public: Test () // Function 1 { strcpy (paper, "Computer"); marks = 0; } Test (char p[]) // Function 2 { strcpy(paper, p); marks = 0; } Test (int m) // Function 3 { strcpy(paper,"Computer"); marks = m; } Test (char p[], int m) // Function 4 { strcpy (paper, p); marks = m; } }; i. Write statements in C++ that would execute Function 1, Function 2, Function 3 and Function 4 of class Test. ii. Which feature of Object Oriented Programming is demonstrated using Function 1, Function 2, Function 3 and Function 4 together in the above class Test?
For the following four classes, choose the correct relationship between each pair. public class Room ( private String m type; private double m area; // "Bedroom", "Dining room", etc. // in square feet public Room (String type, double area) m type type; m area = area; public class Person { private String m name; private int m age; public Person (String name, int age) m name = name; m age = age; public class LivingSSpace ( private String m address; private Room[] m rooms; private Person[] m occupants; private int m countRooms; private int m countoccupants; public LivingSpace (String address, int numRooms, int numoccupants) m address = address; new int [numRooms]; = new int [numOceupants]; m rooms %3D D occupants m countRooms = m countOccupants = 0; public void addRoom (String type, double area)
Public Class SavingsAccount { float interest; float FixedDeposit; SeniorAccount(float interest, float FixedDeposit) { this. interest = interest; this.fixedDeposit= FixedDeposit; } float calculateInterest(); { System.out.println(“Calculating Savings Account Interest”); return(FixedDeposit*interest/100); } } Public Class SeniorAccount extends SavingAccount { float seniorInterest; SeniorAccount(float interest, float FixedDeposit) { this.seniorInterest=interest; super(interest, FixedDeposit) } float calculateInterest() { System.out.println(“Calculating Savings Account Interest”); return(FixedDeposit*seniorinterest/10); } } Public static void main(String args[]) { SavingsAccount saving = new SavingsAccount(6,100000); System.out.println(saving.calculateinterest()); SeniorAccount senior=new seniorAccount(10,100000); System.out.println(Senior.calculateInterest()); } Correct the syntax and logical error
Public Class SavingsAccount { float interest; float FixedDeposit; SeniorAccount(float interest, float FixedDeposit) { this. interest = interest; this.fixedDeposit= FixedDeposit; } float calculateInterest(); { System.out.println(“Calculating Savings Account Interest”); return(FixedDeposit*interest/100); } } Public Class SeniorAccount extends SavingAccount { float seniorInterest; SeniorAccount(float interest, float FixedDeposit) { this.seniorInterest=interest; super(interest, FixedDeposit) } float calculateInterest() { System.out.println(“Calculating Savings Account Interest”); return(FixedDeposit*seniorinterest/10); } } Public static void main(String args[]) { SavingsAccount saving = new SavingsAccount(6,100000); System.out.println(saving.calculateinterest()); SeniorAccount senior=new seniorAccount(10,100000); System.out.println(Senior.calculateInterest()); } Rubric: Correct the syntax and logical errors Proper working code
class Node { int key; Node l, r; public Node(int item) { key = item; l = r = null; }} class Main{ Node root; Main() { root = null; } void Postorder(Node node) { if (node == null) return; Postorder(node.l); Postorder(node.r); System.out.print(node.key + " "); } void Inorder(Node node) { if (node == null) return; Inorder(node.l); System.out.print(node.key + " "); Inorder(node.r); } void Preorder(Node node) { if (node == null) return; System.out.print(node.key + " "); Preorder(node.l); Preorder(node.r); } void Postorder() { Postorder(root); } void Inorder() { Inorder(root); } void Preorder() { Preorder(root); } public static void main(String[] args) { Main tree = new Main(); tree.root = new Node(27); tree.root.l =…