2. Implement the following classes:PersonEmployeename: Stringage: intaddress: Stringdepartment: Stringdesignation: Stringconstructor accessor mutator */constructor accessor, mutator */PartTimeEmployeeFullTimeEmployeehours: doublebasic: doublerate: doubleallowance: double* constructor */* accessor-mutator "/toString */+ salary(): double* constructor */* accessor-mutator /* toString */+ salary(): doubleThe relationship is as follows:Employee extends PersonPartTimeEmployee extends EmployeeFullTimeEmployee extends EmployeeCreate an object for PartTimeEmployee and FullTimeEmployee and print their salary.For FullTimeEmployee, basic is the base salary, i.e. 15000.Allowance is usually provided as percentage, i.e. 25%.So the total salary of a full time employee = 15000 + 25% of 15000 = 18750%3D

Answer: Java Source Code: Main.java: public class Main{ public static void main (String[] args) {…

2. Implement the following classes: Person Employee name: String age: int address: String department: String designation: String constructor accessor mutator constructor, accessor, mutator / PartTimeEmployee FullTimeEmployee hours: double rate: double basic: double allowance: double " constructor / r accessor-mutator "/ * constructor */ " accessor-mutator / * toString */ + salary(): double " toString / + salary(): double The relationship is as follows: Employee extends Person PartTimeEmployee extends Employee FullTimeEmployee extends Employee Create an object for PartTimeEmployee and FullTimeEmployee and print their salary. For FullTimeEmployee, basic is the base salary, i.e. 15000. Allowance is usually provided as percentage, i.e. 25%. So the total salary of a full time employee 15000 + 25% of 15000 18750

2. Implement the following classes: Person Employee name: String age: int address: String department: String designation: String constructor accessor mutator constructor, accessor, mutator / PartTimeEmployee FullTimeEmployee hours: double rate: double basic: double allowance: double " constructor / r accessor-mutator "/ * constructor / " accessor-mutator / toString */ + salary(): double " toString / + salary(): double The relationship is as follows: Employee extends Person PartTimeEmployee extends Employee FullTimeEmployee extends Employee Create an object for PartTimeEmployee and FullTimeEmployee and print their salary. For FullTimeEmployee, basic is the base salary, i.e. 15000. Allowance is usually provided as percentage, i.e. 25%. So the total salary of a full time employee 15000 + 25% of 15000 18750

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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•Person Class: Person class has attributes: String name, address and int age. Write setperson() function to set values and getPerson() to Print attributes. Also write appropriate constructors.•Employee Class: Write another class Employee having attributes department and salary of type string and double. Write methods setEmployee(), getEmployee() and appropriate constructors for Employee class.•Student Class:•Write a class Student having attributes registration number and GPA of type string and float. Also write setStudent(), getStudent() methods and required constructors. Use the concept of inheritance to achieve the above functionality. Write a main() function to display the information of employee and student.• Note: Call the constructors/methods of parent class in child class where required in java code
C- Create the sub class UsedBook that is derived from the super class Book and has the following instance variables, constructor, and functions: title ( String) isbn ( String) authors (String) publisher (String) edition ( int) published_year (int) price_new (double) // the price of the book if it is new age (int) // how old the book is in years Constructor that takes all of the above variables as input parameters. set/get functions calculate_price method // the price is calculated as price_new * (1- 0.10*age) print function that prints all information related to the old book. D- Create the Testing class that has the main method and does the following: aa- Use the constructor to create instance of NewBook class and name it as new. Call compute_price function. bb- Use the constructor to create instance of usedBook class and name it used. Call compute_price function. cc- Print the related information of new and used objects using print functions. Use this following code: class…
A class variable does not belong to a particular object. It belongs to the entire class. Which field below is an example of a class variable? public class Pizza { private static int numPizzas; private static int numRestaurants; private static double reheatTemperature; private static string foodGroup; private string name; private string[] toppings; private double calories; private double price; } price foodGroup calories name
In C++ Language: Suppose I have a class named Person. Here is how I would like to use the class: //Create a person named Dave Smith Person dave("Smith", "Dave", 'R'); //Create a person named Gal Gadot Person gal("Gadot", "Gal", 'G'); //Dave and Gal gets married gal = dave + gal; dave = dave + gal; //print Gal and Dave's new married name cout << gal << endl; cout << dave << endl; This will output the following: Gal Smith-Gadot Dave Smith-Gadot Write the class declaration for Person
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6. class PPP int H: protected : int S; public : void input (int); void out (); }; class Q0Q : private PPP int T; protected : int U; public : void indata (int, int); void outdata (); }; class RRR : public Q0Q int M; public : void disp (); }; int main () 002 objl; RRR obj2; return 0; a. In the above code, is the member function out() accessible by obj1? b. Name the member function(s), which can be accessed from the obj2? c. Name the data member(s) that can be accessed from function disp().
please explain the flowchart:
C++ OOP use classes only..
"CommissionEmployee" class: package commissions; import employees.Employee; public class CommissionEmployee extends Employee { private double gross_sales; private double rate; public CommissionEmployee(String fname, String lname, String SSN, double gross_sales, double rate) { super(fname, lname, SSN); this.gross_sales = gross_sales; this.rate = rate; } public double getGross_sales() { return gross_sales; } public void setGross_sales(double gross_sales) { this.gross_sales = gross_sales; } public double getRate() { return rate; } public void setRate(double rate) { this.rate = rate; } public double earnings() { return gross_sales*rate; } @Override public String toString() { return super.toString()+"[gross_sales=" + gross_sales + ", rate=" + rate + "]"; } } Update the code in JAVA to include the following: "BasePlusCommissionEmployee" class that inherits from "CommissionEmployee" class. A BasePlusCommissionEmployee has a…