MINDTAPV2.0 JAVA PROGRAMMING 2021, 1TERM
9th Edition
ISBN: 9780357505526
Author: FARRELL
Publisher: CENGAGE L
expand_more
expand_more
format_list_bulleted
Expert Solution & Answer
Chapter 1, Problem 1PE
Explanation of Solution
Class identifiers:
- Naming convention for class name is “Capitalize the first letter of each word”. For example: “ComputePerimeter”, “AngleCalc”, and “TestScore”.
Class Identifiers | a | b | c | ||
Legal | Conventional | Legal | Unconventional | Illegal | |
myClass | Yes | Yes, the starting letter of class identifier should be upper case in java | |||
void | Yes, the class identifier is illegal, since “void” is keyword | ||||
Golden Retriever | Yes, it is illegal to have space in class identifiers | ||||
invoice# | Yes, A java class identifier can contain only letters, digits, underscores, or dollar sign... |
Expert Solution & Answer
Trending nowThis is a popular solution!
Students have asked these similar questions
Create a class Book with the data members isbn, title, price. Create a class Special Edition which is
subclass of Book and with a data member discountRate. Create a class BookTest with main() to test
the above classes.
Constructors & Methods:
- Create constructors to give the values to the data members. Values shall come from user.
- Create a method display() in Book class which displays isbn, title and price.
Override the same display() of Book class in Special Edition. This method displays isbn, btitle, price
using super.display() and display the discounted price.
Please help with the following: C# .NET
change the main class so that the user is the one that as to put the name in other words. Write a driver class that prompts for the person’s data input, instantiates an object of class HealtProfile and displays the patient’s information from that object by calling the DisplayHealthRecord, method.
MAIN CLASS----------------------
static void Main(string[] args) { // Instance created holding 6 parameters which are field with value HealthProfile heartRate = new HealthProfile("James","Kill",1978, 79.5 ,175.5, 2021 ); heartRate.DisplayPatientRecord();// call the patient record method }
CLASS HeartProfile-------------------
public class HealthProfile { // attibutes which holds the following value private String _FirstName; private String _LastName; private int _BirthYear; private double _Height; private double _Weigth; private int _CurrentYear; public HealthProfile(string firstName, string lastName, int birthYear, double height, double wt, int…
1. Create a class called Student, with the following attributes/variables:a. studentName (String)b. studentNumber (int)sc. regYear(long)d. faculty(String)e. department(String)2. Add the following methods in Student:a. accessors and mutators for all variablesb. toString methodi. Formulate your toString so that it only shows studentName,studentNumber and faculty3. Create a class called MyFriends, with the following attributes variables:a. studentArray(Student[])4. Add the following methods in MyFriends:a. fillArrayi. Using scanner ask how many students does the user want to inputii. Capture user input for all of his friends(Of course we are assuming all your friends would be similarUWC students, go ask around and meet new friends, alsopreferably not in the same Computer Science department … ifpossible … only if possible)b. maini. Call the fillArray methodii. Count how many Computer Science studentsiii. If half or more students are Computer Science students, thendisplay “You … need more…
Chapter 1 Solutions
MINDTAPV2.0 JAVA PROGRAMMING 2021, 1TERM
Ch. 1 - Prob. 1RQCh. 1 - Prob. 2RQCh. 1 - Prob. 3RQCh. 1 - Prob. 4RQCh. 1 - Prob. 5RQCh. 1 - Prob. 6RQCh. 1 - Prob. 7RQCh. 1 - Prob. 8RQCh. 1 - Prob. 9RQCh. 1 - Prob. 10RQ
Ch. 1 - Prob. 11RQCh. 1 - Prob. 12RQCh. 1 - Prob. 13RQCh. 1 - Prob. 14RQCh. 1 - Prob. 15RQCh. 1 - Prob. 16RQCh. 1 - Prob. 17RQCh. 1 - Prob. 18RQCh. 1 - Prob. 19RQCh. 1 - Prob. 20RQCh. 1 - Prob. 1PECh. 1 - Prob. 2PECh. 1 - Prob. 3PECh. 1 - Prob. 4PECh. 1 - Prob. 5PECh. 1 - Prob. 6PECh. 1 - Prob. 7PECh. 1 - Prob. 8PECh. 1 - Prob. 9PECh. 1 - Prob. 10PECh. 1 - Prob. 11PECh. 1 - Prob. 12PECh. 1 - Prob. 1DECh. 1 - Prob. 1GZCh. 1 - Prob. 1CPCh. 1 - Prob. 2CP
Knowledge Booster
Similar questions
- ASAP!! Solve the written question not the image one Q3 part 3 attached in the image with the table 1 if you want to recreate code then you can Do the following question: Question Write code for an Invoice class for a car sale. Printing an object of the Invoice should print thedetails about the seller, the buyer, the dealer, the date of transaction, the car being sold, the purchase and selling price, the commission earned by the dealer, sales tax, and the total price of the car (calculated given the details in Question 3 part 3). A generation of the invoice object should set the isSold variable of the car class to true. You do not need to write code for any other classes Syntax of the Q3 code is given below: import java.util.*; class Car{ //class car String[] name; int reg_number,eng_number, chassis_num,status; String[] city, model, color, date_reg,date_arr,type; float price; float abstract calculate (float price); } class Dealer extends Car{ //inherits…arrow_forwardPlease follow the steps to complete JAVA PROGRAM Create a class, EmployeeException, that has the following attributes: name: String SSN: String Salary: double The methods required in this class are: A constructor with no arguments that sets the attributes at default values A constructor that passes values for all attributes Accessor, mutator, display method for each attribute. An example of a display method for an attribute is writeOutName(): void, in which you just display the name:System.out.println("Employee Name: " + name); An equals method that has an object of type Employee as argument, and returns true if two employees have the same name, salary, and SSN. Write a driver program for the Employee class that uses an array that can hold up to 100 employees (the array will be of EmployeeException type). However, the user should be free to enter as many employees as needed. The driver class should use two exception classes to signal the user that the SSN entered is not correct.…arrow_forwardZOOM + Press Esc to exit full screen Create a new java project named CH46EX 1. Create a class named Student 1. 2 private instance data fields – student name, student id 2. 1 final and static constant for a COLLEGE, set to "Fullerton" Create one programmer written constructor that accepts parameters for two instance data fields during instantiation Create a static method named demoStaticMethod ()-see output 3. | - print message, print college 4. Create a non-static method named demoObjectMethod ()– see output - print message, college, student name, student id 2. Create an application named StudentDemo 1. Create/instantiate 1 student object 2. Call each method correctly This demo is a static method Fullerton 3. Expected Output > This demo is a non-static method Fullerton Name: Wyle Coyote ID: 456arrow_forward
- Focus on classes, objects, methods and good programming style. Program has to be written in basic python. Your task is to create a BankAccount class. Class name BankAccount Attributes __balance float __pin integer Methods __init_() get_pin() check_pin() deposit() withdraw() get_balance() The bank account will be protected by a 4-digit pin number (i.e. between 1000 and 9999). Thepin should be generated randomly when the account object is created. The initial balance shouldbe 0.get_pin()should return the pin.check_pin(pin) should check the argument against the saved pin and return True if itmatches, False if it does not.deposit(amount) should receive the amount as the argument, add the amount to the accountand return the new…arrow_forwardThe non-static class level variables and non-static methods of a class are known as a. instance members b. object behaviors c. object attributes O d. object referencesarrow_forwardDesign a class named Author with the following members: A field for the author’s name (a String) A field for the author’s year of birth (an int) One or more constructors and appropriate accessor and mutator methods A toString method that displays the author’s info as: Author: Mary Shelley (1797) Save the file as Author.java. Next, create an abstract class named Book with the following members: A field for the book title (a String) A field for the book author (a reference to an Author object) A field for the book price (a double) A constructor that requires the title and author Get methods for the title, author, and price An abstract method named setPrice A toString method that displays the book’s title, author’s info, and price as: Frankenstein Author: Mary Shelley (1797) Price: $23.95 Save the file as Book.java. Create Fiction and NonFiction child classes of Book. Each must include a setPrice method that sets the price for all Fiction books to $23.95 and for all NonFiction books…arrow_forward
- answer for task 2 only the question also refers to some of the stuff on task 1 skip 1 Draw the UML class diagrams for the following classes: An abstract Java class called Person that has the following attributes: a String called idNumber a Date called dateOfBirth representing the date of birth. a String for name A class called VaccineRecord with the following attributes: an enum called type of VaccineType a Date called date a String called batchCode A class called Patient that extends the Person class and has the following attributes and behaviours: an ArrayList that contains VaccineRecord objects called vaccinationRecord a public method called vaccinate that takes a VaccineRecord with the following signature: public void vaccinate(VaccineRecord vaccineRecord); a public boolean method called isVaccinated that returns whether or not the Patient has had a vaccine. A MedicalPractitioner class that extends the Person class and has the following attributes and behaviours: a…arrow_forwardPS: Please say the logic behind it. Thank you! 1. Create a java class Vehicle.a. The class should have two fields:i. no_of_seats and no_of_wheels.b. Create two objectsi. Motorcycle and Car for this class.c. Your output should show the descriptions for Car and Motorcyclearrow_forwardDraw the following Class Structure as a (class digram): 1. NotificationSystem: This is the main class that manages the notification system. It has the following attributes and methods: - Attributes: - users: a list of User objects representing all the users registered in the system - tweets: a list of Tweet objects representing all the tweets posted in the system - Methods: - register_user(user): adds a new user to the system - post_tweet(user, message): posts a new tweet on behalf of a user - get_timeline(user): returns a list of tweets from all users that the specified user follows - get_mentions(user): returns a list of tweets that mention the specified user 2. User: This class represents a user in the system. It has the following attributes and methods: - Attributes: - username: a string representing the username of the user - followers: a list of User objects representing all users who follow this user - following: a list of User objects representing all…arrow_forward
- Which of the following does NOT apply to the strategy design pattern? It can change the behavior of a class at runtime It can eliminate conditional statements It can reduce the communication overhead between objects It provides an alternative to subclassing None of abovearrow_forwardThe default access modifier for the classes data and methods is: Select one: O . Private Ob. Internal Ос. Protected O d. Publicarrow_forwardCreate an abstract class called Movie. The class should declare the following variables: an instance variable that describes the title - String an instance variable that describes the rating - double an instance variable that describes the director - String an instance variable that describes the genre - String an instance variable that describes the year – integer an instance variable that describes the language – String an instance variable that describes the ticket price - double Create the getter and setter methods for each instance variable except setter for ticket price and getter for genre. Create the necessary constructors. Include an abstract method setTicketPrice(double ticketPrice) to determine the ticket price for a movie. Include an abstract method getGenre() to return the genre of the movie. Provide a toString() method that returns the information stored in the above variables. Create three subclasses called ThrillerMovie, ComedyMovie, and ChildrenMovie. These…arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Programming Logic & Design ComprehensiveComputer ScienceISBN:9781337669405Author:FARRELLPublisher:CengageMicrosoft Visual C#Computer ScienceISBN:9781337102100Author:Joyce, Farrell.Publisher:Cengage Learning,EBK JAVA PROGRAMMINGComputer ScienceISBN:9781305480537Author:FARRELLPublisher:CENGAGE LEARNING - CONSIGNMENT
- EBK JAVA PROGRAMMINGComputer ScienceISBN:9781337671385Author:FARRELLPublisher:CENGAGE LEARNING - CONSIGNMENT
Programming Logic & Design Comprehensive
Computer Science
ISBN:9781337669405
Author:FARRELL
Publisher:Cengage
Microsoft Visual C#
Computer Science
ISBN:9781337102100
Author:Joyce, Farrell.
Publisher:Cengage Learning,
EBK JAVA PROGRAMMING
Computer Science
ISBN:9781305480537
Author:FARRELL
Publisher:CENGAGE LEARNING - CONSIGNMENT
EBK JAVA PROGRAMMING
Computer Science
ISBN:9781337671385
Author:FARRELL
Publisher:CENGAGE LEARNING - CONSIGNMENT