Assume the following code, then select the code that creates toString() method? (toString). class aaa { private int aa;
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- 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 ;Home Task: 1. Implement the following class and test its methods: - numerator: int - denominator: int Fraction + Fraction(numerator: Int, denominator: int) + getNumerator(): int + getDenominator(): int + setNumerator(numerator: Int): void + setDenominator(denominator: Int): void + to String(): String + add(fraction: Fraction); void + sub(fraction: Fraction); void + multiplication (fraction: Fraction); void + division(fraction: Fraction): voldExamples: dayOfWeek(1) -> "Sunday" dayOfWeek(4) -> "Wednesday" Your Answer: 1 public String dayOfWeek (int dayNum) 2 { 5 I F Yo it
- JAVAA7-Write a class with a constructor that accepts a String object as its argument. The class should have a method that returns the number of vowels in the string, and another method that returns the number of consonants in the string. Demonstrate the class in a program by invoking the methods that return the number of vowels and consonants. Print the counts returned.amples: dayOfWeek (1) -> "Sunday" dayOfWeek (4) -> "Wednesday" Your Answer: 1 public String dayOfWeek (int dayNum) 2 { 3 4}PLEASE HELP ME! ? Maximize and use alternative method to this code! package com.btech.pf101; import java.io.bufferedreader; import java.io.inputstreamreader; import java.util.calendar; import java.util.date; public class pawnshopcode { private static final bufferedreader br = new bufferedreader(new inputstreamreader(system.in)); private static string name; private static int age; private static string address; private static string contactno; private static int itemtype; private static string itemtypename; private static final int itemtype_gagdet = 1; private static final int itemtype_jewelry = 2; private static final int itemtype_musicinstrument = 3; private static final int itemtype_homeequipment = 4; private static final int itemtype_landtitle = 5; private static string itemdescription; private static int periodtype; private static string periodtypename; private static final int periodtype_days = 1; private…
- Repeating String Write a method that takes a String and an int and return a String that is the original String repeated n times. For example, repeatString("Famous", 3) should return "FamousFamousFamous" The method signature should be public String repeatString(String str, int n) public String repeatString(String str, int n) { //declare a string variable //set up statements for repeating n number of times //create the appropriate return statement }5 points Save Answer QUESTION 4 What is printed? public class Puppy { private int puppyAge; private String puppyName; Puppy(String name){ puppyName = name ;} public void setAge( int age ) { puppyAge = ++age; } public int getAge(){ return puppyAge; } %3D public class TestPuppy{ public static void main(String []args) { Puppy myPuppy = new Puppy( "tommy" ); myPuppy.setAge( 2 ); System.out.print("Puppy's age is :" + myPuppy.getAge()); System.out.print(" %3D Name chosen is :" + myPuppy.puppyNname ); D Puppy's age is : 2 Name chosen is : tommy Puppy's age is : 3 Name chosen is : tommy O Syntax Error O Run Time Error Save All Answers Close Window Save and Submit - Save and Submit to save and submit. Click Save All Answers to save all answers. MacBook Pro 888 ES F6 F3 96 7A GradeBook Example : In this example ,GradeBook class has one attributeand some methods to access this attribute data:public class GradeBook { private String cname; public void setName(String name){ cname=name;}public String getName(){return cname;} public void showMessage(){System.out.printf("Welcome to the Grade Book of %s \n", getName());}} //End of ClassTest Class Example that uses GradeBook class:public class GradeBookTest {public static void main(String[] args) { GradeBook b1=new GradeBook();GradeBook b2=new GradeBook(); System.out.printf("Course Name %s \n",b1.getName());System.out.printf("Course Name %s \n",b2.getName()); b1.setName("Object Oriented Programming");b2.setName("Data Structure using Java"); System.out.printf("Course Name %s \n",b1.getName());System.out.printf("Course Name %s \n",b2.getName()); b1.showMessage();b2.showMessage();}}//End class Exercise:You need to include another two attribute with name“marks” and “totalstudents” in GradeBook Class, Usefunctions to…
- /* TestCarSensor.java - program to test the CarSensor class.*/public class TestCarSensor{public static void main (String[] args){CarSensor generic = new CarSensor();CarSensor tempCel = new CarSensor("temperature sensor", -50, +300, "C"); CarSensor speed = new CarSensor("speed sensor", 0, 200, "km/h"); CarSensor speed2 = new CarSensor("speed sensor 2", 0, 200, "m/h"); // 2. test changing desc and limitsSystem.out.println ();System.out.println ( generic ); // display generic sensor (zero)generic.setDesc ("special sensor"); // change descriptiongeneric.setLimits (-5,5,"units"); // change limitsSystem.out.println ( generic ); // display generic sensor again// 3. test displaying object (calling .toString() )System.out.println ();System.out.println ( tempCel );System.out.println ( speed );System.out.println ( speed2 );// 4. test setlimits() ruleSystem.out.println ();System.out.println ( generic ); generic.setLimits (10, -10, "blah"); System.out.println ( generic ); generic.setLimits (-10,…Q1. amount the same, y, n, why? public class CheckingAct { private String actNum; private String nameOnAct; private int balance; . . . . public void processDeposit( int amount ) { balance = balance + amount ; } // modified toString() method public String toString() { return "Account: " + actNum + "\tName: " + nameOnAct + "\tBalance: " + amount ; } } Q2. amount the same, y, n, why? public class CheckingAct { private String actNum; private String nameOnAct; private int balance; . . . . public void processDeposit( int amount ) { // scope of amount starts here balance = balance + amount ; // scope of amount ends here } public void processCheck( int amount ) { // scope of amount starts here int charge; incrementUse(); if ( balance < 100000 ) charge = 15; else charge = 0; balance = balance - amount - charge ; // scope of amount ends here }…1 a. is the amount the same, yes or no, why? public class CheckingAct { private String actNum; private String nameOnAct; private int balance; . . . . public void processDeposit( int amount ) { balance = balance + amount ; } // modified toString() method public String toString() { return "Account: " + actNum + "\tName: " + nameOnAct + "\tBalance: " + amount ; } } b. public class CheckingAct { private String actNum; private String nameOnAct; private int balance; . . . . public void processDeposit( int amount ) { // scope of amount starts here balance = balance + amount ; // scope of amount ends here } public void processCheck( int amount ) { // scope of amount starts here int charge; incrementUse(); if ( balance < 100000 ) charge = 15; else charge = 0; balance = balance - amount - charge ; // scope of amount ends here } } c. is the…