design a class named Stock that contains:■■ A string data field named symbol for the stock’s symbol.■■ A string data field named name for the stock’s name.■■ A double data field named previousClosingPrice that stores the stockprice for the previous day.■■ A double data field named currentPrice that stores the stock price for thecurrent time.■■ A constructor that creates a stock with the specified symbol and name.■■ A method named getChangePercent() that returns the percentage changedfrom previousClosingPrice to currentPrice.Draw the UML diagram for the class then implement the class. Write a test programthat creates a Stock object with the stock symbol ORCL, the name OracleCorporation, and the previous closing price of 34.5. Set a new current price to34.35 and display the price-change percentage.

design a class named Stock that contains:■■ A string data field named symbol for the stock’s symbol.■■ A string data field named name for the stock’s name.■■ A double data field named previousClosingPrice that stores the stockprice for the previous day.■■ A double data field named currentPrice that stores the stock price for thecurrent time.■■ A constructor that creates a stock with the specified symbol and name.■■ A method named getChangePercent() that returns the percentage changedfrom previousClosingPrice to currentPrice.Draw the UML diagram for the class then implement the class. Write a test programthat creates a Stock object with the stock symbol ORCL, the name OracleCorporation, and the previous closing price of 34.5. Set a new current price to34.35 and display the price-change percentage.

EBK JAVA PROGRAMMING

9th Edition

ISBN:9781337671385

Author:FARRELL

Publisher:FARRELL

Chapter4: More Object Concepts

Section: Chapter Questions

Problem 11PE

See similar textbooks

Similar questions

1. Employee Class Write a class named Employee that has the following fields: name. The name field references a String object that holds the employee's name. •idNumber. The idNumber is an int variable that holds the employee's ID number. • department. The department field references a string object that holds the name of the department where the employee works. • position. The position field references a string object that holds the employee's job title. The class should have the following constructors: • A constructor that accepts the following values as arguments and assigns them to the appropriate fields: employee's name, employee's ID number, department, and position. • A constructor that accepts the following values as arguments and assigns them to the appropriate fields: employee's name and ID number. The department and position fields should be assigned an empty string ("*). • A no-arg constructor that assigns empty strings ("") to the name, department, and position fields, and…
PYTHON CLASSES AND OBJECT (The Stock class) Design a class named Stock to represent a company’s stock that contains: ■A private string data field named symbol for the stock’s symbol. ■A private string data field named name for the stock’s name. ■A private float data field named previousClosingPrice that stores the stockprice for the previous day. ■A private float data field named currentPrice that stores the stock price for the current time. ■A constructor that creates a stock with the specified symbol, name, previousprice, and current price. ■A get method for returning the stock name. ■A get method for returning the stock symbol. ■Get and set methods for getting/setting the stock’s previous price. ■Get and set methods for getting/setting the stock’s current price. ■A method named getChangePercent() that returns the percentage changed from previous ClosingPrice to currentPrice.Write a test program that creates a Stock object with the stock symbol INTC, the name Intel Corporation, the…
Part I - Design a class named Business that contains: JavaDoc comments on the entire class definition only JavaDoc at the top of the class application only A String attribute named name for the Business name A String attribute named symbol for the Business’s stock symbol A double attribute named lastPrice that stores the stock price one month ago A double attribute named currentPrice that stores the stock price for the current time A default constructor An overloaded constructor that creates a Business with a specified Business stock symbol and name An overloaded constructor with all attributes Accessors and mutators for each attribute A copy Constructor An Equals Method A toString() method to display current state of the object, formatted! Create a BusinessDriver application. You will have at least 4 methods in this application main() – setBusinessData() - this reads the data from the file (call the file businessData.txt) displayBusinessData() - this displays the data to…
1. Employee Class Write a class named Employee that has the following fields: • name. The name field references a String object that holds the employee's name. • idNumber. The idNumber is an int variable that holds the employee's ID number • department. The department field references a String object that holds the no of the department where the employee works. • position. The position field references a String object that holds the employee's job title. The class should have the following constructors: • A constructor that accepts the following values as arguments and assigns them to the appropriate fields: employee's name, employee's ID number, department, and position. • A constructor that accepts the following values as arguments and assigns them to the appropriate fields: employee's name and ID number. The department and position fields should be assigned an empty string (""). • A no-arg constructor that assigns empty strings ("") to the name, department, and position fields, and…
Exercise 1-Account class • Design a class named Account that contains : • A private int data field named id for the account • A private double data field named balance for the account • A privet Date data field named dateCreated that stores the date when the account was created • A no-arg constructor that creates a default account • A constructor that creates an account with the specified id and initial balance • The getters (i.e., accessors) and setters (i.e., mutators) methods for id and balance • The getter method for dateCreated • A method named withdraw that withdraws a specified amount from the account • A method named deposit that deposits a specified amount to the account
A. Car Class Create a Python Program where you write a class named Car that has the following data attributes: • _ _year_model (for the car's year model) • __make (for the make of the car) • _ _speed (for the car's current speed) The Car class should have an _init_ method that accepts the car's year model and make as arguments. These values should be assigned to the object's _year_model and make data attributes. It should also assign 0 to the __speed data attribute. The class should also have the following methods: accelerate() The accelerate method should add 5 to the speed data attribute each time it is called. brake() The brake method should subtract 5 from the speed data attribute each time it is called. • get_speed() The get_speed method should return the current speed. Next, design a program that creates a Car object then calls the accelerate method five times. After each call to the accelerate method, get the current speed of the car and display it. Then call the brake method…
Account class • Design a class named Account that contains:• A private int data field named id for the account• A private double data field named balance for the account• A private Date data field named dateCreated that stores the datewhen the account was created• A no-arg constructor that creates a default account• A constructor that creates an account with the specified id andinitial balance• The getters (i.e., accessors) and setters (i.e., mutators) methods forid and balance• The getter method for dateCreated• A method named withdraw that withdraws a specified amount fromthe account• A method named deposit that deposits a specified amount to the account TestAccount class• Write a test program named TestAccount that performsthe following:• Create an Account object with an account ID of 1122 and abalance of 20,000 S.R.• Use the withdraw method to withdraw 2,500 S.R.• Use the deposit method to deposit 3,000 S.R.• Print the balance and the date when this account was created
Create a class named Person, which contains A function named print() Two data fields i.e. personName and age A class named Patient inherits Person class, which contains Two data fields i.e. diseaseType and recommendedMedicine Overridden function print() to display all details relevant to a patient A class named MedicarePatient inherited from class Patient, which holds A data field representing the name of the hospital A data filed representing the name of the ward A data field representing room number Overridden function print() to display all details relevant to a patient In the main function, create instances of derived classes to access respective print() function using dynamic binding.in Java
arrow_back Starting Out With Visual C# (5th Edition) 5th Edition Chapter 11, Problem 1PP arrow_back_ios PREVIOUS NEXT arrow_forward_ios Question share_out_linedSHARE SOLUTION Chapter 11, Problem 1PP Program Plan Intro Employee and ProductionWorker Classes Program plan: Design the form: Place a three text boxes control on the form, and change its name and properties to get the employee name, number, and hourly pay rate from the user. Place a four label boxes control on the form, and change its name and properties. Place a two radio buttons control on the form, and change its name and properties. Place a one group box control on the form, and change its name and properties. Place a command button on the form, and change its name and properties to retrieve the object properties and then display the values into label box. In code window, write the code: Program.cs: Include the required libraries. Define the namespace “Program11_1”. Define a class “Program”. Define a constructor for the…
Problem: Course information System Super Class Attributes Methods : Student Studentid, StudentName, Address, Level Set the student details using constructor Display the Student details Sub class : Course Attributes Methods Coures1, Course2, Credit1, Credit 2, Mark1, Mark2 Set the course details using constructor Calculate the total number of credits Calculate the total number of marks Display the course details Driver Class : Display the student details and course details. The following information are required for the assignment Properties with proper data types Methods with proper return types and scope Demonstration of OOP feature- (Inheritance) Demonstration of user defined package Proper naming convention Proper comments in each program and within program Purpose of each code should be explained. Program Execution (output) Presentation (Word Document) 56S1740
2. Car Class Write a class named Car that has the following data attributes: _ _year_model (for the car’s year model) _ _make (for the make of the car) _ _speed (for the car’s current speed) The Car class should have an _ _init_ _ method that accepts the car’s year model and make as arguments. These values should be assigned to the object’s _ _year_model and _ _make data attributes. It should also assign 0 to the _ _speed data attribute. The class should also have the following methods: accelerate The accelerate method should add 5 to the speed data attribute each time it is called. brake The brake method should subtract 5 from the speed data attribute each time it is called. get_speed The get_speed method should return the current speed. Next, design a program that creates a Car object then calls the accelerate method five times. After each call to the accelerate method, get the current speed of the car and display it. Then call the brake method five times. After…
Design a class named Account that contains:■■ A private int data field named id for the account (default 0).■■ A private double data field named balance for the account (default 0). ■■ A private double data field named annualInterestRate that stores the currentinterest rate (default 0). Assume that all accounts have the same interest rate.■■ A private Date data field named dateCreated that stores the date when theaccount was created.■■ A no-arg constructor that creates a default account.■■ A constructor that creates an account with the specified id and initial balance.■■ The accessor and mutator methods for id, balance, and annualInterestRate.■■ The accessor method for dateCreated.■■ A method named getMonthlyInterestRate() that returns the monthlyinterest rate.■■ A method named getMonthlyInterest() that returns the monthly interest.■■ A method named withdraw that withdraws a specified amount from theaccount.■■ A method named deposit that deposits a specified amount to the account.Draw…