Let's create our first Java file, called Welcome.java, which can be done in any text editor (like Notepad, Notepad++, Visual code, etc.). Open a file and paste the following Java code. public class Main { public static void main(String[] args) { System.out.println("mudau shudufhadzo welcome to BIS2142/ 2542 class"); } } Execute/ run it using a command prompt. Your output should contain a name and welcome to BIS2142/ 2542 class message. Therefore, your display message will look like this "mudau shudufhadzo "welcome to BIS2142/2542 class".

Q: Hello, need help with this exercise in JAVA. We need to use the STATE DESIGN PATTERN.   GIVEN…

A: Sample output

Q: How do I import a image file, for example a flower.png with the image of a sunflower, to a java…

A: How do I import a image file, for example a flower.png with the image of a sunflower, to a java…

Q: Write a class in java with the name AgeMessages , which does the following: a. Ask the user to enter…

A: Java program to solve the given problme is below.

Q: Create a detailed Java code that implements a cipher, where the user would have to input any string…

A: To create a detailed Java code that implements a cipher plaintext: It is the input meesage given by…

Q: 1mport java.uti. Scanner; public class ballons { static void getLength() {…

A: Main output of this code is to find number of balloons you need to fill with volume of room.…

Q: Write a Java program that extracts email addresses from a text file. The program reads the text…

A: For the given program. Create text files source.txt and Emails.txt into the project folder. Declare…

Q: Java programming

A: import java.io.FileNotFoundException; import java.util.Scanner; public class LongestLineMain {…

Q: The local Kids’ League coach keeps some of the baseball team statistics in a text file organized as…

A: Here,is the implemented code

Q: Do the Random2DArray And the tester is at the bottom import java.util.Random; /** * Store a 2-D…

A: java program: import java.util.Random;  class Random2DArray {     public final int LOW_LIMIT = -10;…

Q: need help: Write a complete working java program in a class named Driver that opens a file named…

A: Required: I need help: Write a complete working java program in a class named Driver that opens a…

Q: Write a Java program called ThreeWords that prompts (asks) the user to enter three words, separated…

A:

Q: java  The following code is in a main method in a class. When the class is compiled, we will get a…

A: Explanation is given below :

Q: e for an unknown number of Cars. The file uses a comma-separated file format, as the sample below.…

A: CarList.txt…

Q: Write a Java program that allows the user to specify a file name on the command line and prints the…

A: import java.io.BufferedReader; import java.io.File; import java.io.FileInputStream; import…

Q: use the method setData(String,String,doule,int) to set the employee’s details; and the method…

A: Java is the programming language that applications that can be used for high level languages. In…

Q: Write a complete Java program with comments in main and in each method. Create your own names for…

A: import java.lang.*;import java.io.*; class main{ static ArrayList<String> exam = new…

Q: Write a JAVA program that will maintain a phone directory using Classes, and Objects. The program…

A: Java code for the above question: The PhoneDirectory class: import java.io.*; public class…

Q: Write a JAVA program that will keep track of the purchases made at a store. Assuming that the…

A: When data items are stored in a computer system, they can be stored for varying periods of…

Q: Create a class named TestMovie that creates three movie instances with different values for name and…

A: Algorithm: Created a class,  Movie which holds two data members movieName and rating. Created…

Q: b. Can we override a super class method which is throwing an unchecked exception with checked…

A: Yes, subclass technique abrogate a superclass strategy that tosses an unchecked special case with a…

Q: Write a Java program JoiningNames that uses the Scanner class to read 3 strings from the user: their…

A: Algorithm: Start Read first name i.e fname, middle name i.e mname and last name i.e lname from the…

Q: Write a java program to save information of 5 students in a class called "students" use matrix of…

A: Input : Input name, age, and email of 5 students. Store information in the matrix. Output : Show…

Q: java  Is there anything wrong with the following codes? If any fix them all. a. public class…

A: IO Exception is not defined; No such exception found.  The following is the screenshot      The…

Q: Is the following true or false IN JAVA In java it is possible to throw an exception, catch it, then…

A: In java it is possible to throw an exception, catch it, then re-throw that same exception if it is…

Q: can you please, write it in java.scanner.util and make it so i can copy and past it, thank you.…

A: import java.util.*;import java.lang.*;import java.io.*; interface ColoredShape{ enum ShapeColor{…

Q: You are required to implement a preprocessor in Java. Your preprocessor should be able to…

A: #Code- import java.util.Scanner; class Course{int courseID;String courseName;public Course(){Scanner…

Q: Write a java program and also attach SS of output. Why do we need encapsulation? What happens if…

A: Encapsulation is the process of wrapping the data and code together as a single unit. Because of…

Q: In the main class first Create three departments. Ask the user to input the field values. In the…

A: The question is about designing the classes for Department, Student and University and taking user…

Q: Create a text file in Java, then Write complete Java code to Write the following text to Text file…

A: The below-given java program will obey the following rubrics: Importing necessary header files. In…

Q: Write a Java program to create a class called Shape, from which we will loop 2 objects into one…

A: Write a Java program to create a class called Shape, from which we will loop 2 objects into one…

Q: Write a Java program to read an external file like feedback.txt, parse the victim(ex.…

A: import java.io.*;import java.io.BufferedReader;import java.io.FileReader;import java.io.IOException;…

Q: Write a java program that read from a file ("Students.txt") unknown number of student information.…

A: Algorithm :  Step 1 : declare and initialize variables. Step 2 : open the file and store in…

Q: The author and book classes is given if it is needed. As well as, the sample data file. public…

A: Sample data: author = Author(name='Lisa Unger',age=45)>>> author.save()>>> genre =…

Q: Can Someone help me fix this error the code is written in java...   import java.util.*; class HPF…

A: We are getting invalid method declaration because in our code name of class and name of constructor…

Q: Write a main() program to test the book and tape class by creating instances of them, asking the…

A: Create Publication and two methods in it Create Book and two methods in it Create Tape and two…

Q: Write one word answers for the following: a.On compiling a file with the name “Demo.java” having a…

A: a) In Java, the java file name ought to be continuously a similar as a public category name. whereas…

Q: Create a text file in Java, then Write complete Java code to Write the following text to Text file…

A: Create a class Example.   Create a frame f.     JFrame f= new JFrame("TextField Frame");   Create…

Q: e directory have to be unique. (Note: each person record will store in Classes and Objects) 2.Update…

A: Code: import java.util.*; class Person{String firstname,lastname,city, address,sex,email;String…

Q: Write a Java programme to compute students' marks. A Student has fields for an ID number, the number…

A: Program:class Student{  //Q.4.1 setting the all fields  private int ID;  private int credit;…

Q: Create an enum ShapeColor, which has the following entries: SHAPE_COLOR_RED, SHAPE_COLOR_BLUE,…

A: enum is he keyword used to create an enum in Java

Q: Write a java program to demonstrate the knowledge of students in File handling.    Eg., Define a…

A: Given: Write a java program to demonstrate the knowledge of students in File handling.  Eg., Define…

Q: Based on the java source code given , how can i add a simple  payment system in the code. Please…

A: Errros

Q: Write a complete Java program with comments in main and in each method. Create your own names for…

A: import java.util.*;import java.lang.*;import java.io.*; class main{ static ArrayList<String>…

Q: Hi, can i please get assistance with the following Java class to read data below? Add anything…

A: *** I have made a small change inside the Book class.It's been highlighted in bold*** Book class:…

Q: What is the output of the following code? ( Assume each class is defined in a separate java file).…

A: According to the Question below the solution:

Q: the Card.java class file, write a program to simulate a Deck of Cards. See Programming Project 8.7…

A: It is defined as a class-based object-oriented programming language for building web and desktop…

Q: Please someone hlep me, based on the java code given how can i make the change to program run like…

A: I have answer this question in step 2.

Q: Write a program in the Java language requires the management of university students, where student…

A: Program Explanation: Create a class principal. Create a private or public variable for data like…

Q: Given main(), complete the car class (in file Car.java) with methods to set and get the purchase…

A: 1.Start 2.In Car.java file declare variables modelYear,purchasePrice,currentValue. 3.Define methods…

Q: In this code which part I will keep main.java file and which part I will keep…

A: Note : Save the code below as unsortedArrayAccess.java in the compiler. SOURCE CODE import…