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 } }

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   }…

[java program] public class ScenarioAnalysis { // Instance variables privateVehicle[] vehicles; // all vehicless being analyzed privatedoublegasPrice; // price of one gallon of gas in dollars privatedoubleelectricityPrice; // price of 1 kWh in cents of a dollar, c$/kWh publicScenarioAnalysis ( doublegasPrice, doubleelectricityPrice ) { this.gasPrice = gasPrice; this.electricityPrice = electricityPrice; } /* * Updates the price of gas * Call computeCO2EmissionsAndCost() whenever there is an update on gas prices */ publicvoidsetGasPrice ( doublegasPrice ) { this.gasPrice = gasPrice; computeCO2EmissionsAndCost(); } /* * Returns the gas price */ publicdoublegetGasPrice () { returngasPrice; } /* * Updates the price of electricity * Call computeCO2EmissionsAndCost() whenever there is an update on electricity prices */ publicvoidsetElectricityPrice ( doubleelectricityPrice ) { this.electricityPrice = electricityPrice; }   /* * Returns electricity price */ publicdoublegetElectricityPrice…

public class LabProgram {   public static void main(String args[]) {   Course course = new Course(); String first;  // first name       String last;   // last name       double gpa;    // grade point average              first = "Henry";       last = "Cabot";       gpa = 3.5;       course.addStudent(new Student(first, last, gpa));  // Add 1st student              first = "Brenda";       last = "Stern";       gpa = 2.0;       course.addStudent(new Student(first, last, gpa));  // Add 2nd student              first = "Jane";       last = "Flynn";       gpa = 3.9;       course.addStudent(new Student(first, last, gpa));  // Add 3rd student              first = "Lynda";       last = "Robison";       gpa = 3.2;       course.addStudent(new Student(first, last, gpa));  // Add 4th student   course.printRoster(); }     } // Class representing a student public class Student {   private String first;  // first name private String last;   // last name private double gpa;    // grade point average…

Question 13 What is outpout? public class Vehicle { public void drive(){ System.out.println("Driving vehicle"); } } public class Plane extends Vehicle { @Override public void drive(){ System.out.println("Flying plane"); } public static void main(String args[]) { Vehicle myVehicle= = new Plane(); myVehicle.drive(); } Driving vehicle syntax error Flying plane Driving vehicle Flying plane }

public class Animal { public static int population; private int age; } public Animal (int age) { this.age = age; population++; } + msg); public void say (String msg) { System.out.print("Saying: " System.out.print(" for "); System.out.print(getHuman Years()); System.out.println(" years."); } public int getHuman Years() { return age; } public class Mammal extends Animal { private String species; public Mammal(String species, int age) { super (age); this. species species; } } } = public int getHuman Years() { if (species.equals("dog")) 1 else return super.getHumanYears() * 7; return super.getHumanYears(); €

// This class discounts prices by 10% public class DebugFour4 {    public static void main(String args[])    {       final double DISCOUNT_RATE = 0.90;       int price = 100;       double price2 = 100.00;       tenPercentOff(price DISCOUNT_RATE);       tenPercentOff(price2 DISCOUNT_RATE);    }    public static void tenPercentOff(int p, final double DISCOUNT_RATE)    {       double newPrice = p * DISCOUNT_RATE;       System.out.println("Ten percent off  " + p);       System.out.println("  New price is " + newPrice);    }    public static void tenPercentOff(double p, final double DISCOUNT_RATE)    {       double newPrice = p * DISCOUNT_RATE;       System.out.println"Ten percent off " + p);       System.out.println("  New price is " + newprice);    } }

public static class Lab2{public static void Main(){int idNum;double payRate, hours, grossPay;string firstName, lastName;// prompt the user to enter employee's first nameConsole.Write("Enter employee's first name => ");firstName = Console.ReadLine();// prompt the user to enter employee's last nameConsole.Write("Enter employee's last name => ");lastName = Console.ReadLine()// prompt the user to enter a six digit employee numberConsole.Write("Enter a six digit employee's ID => ");idNum = Convert.ToInt32(Console.ReadLine());// prompt the user to enter the number of hours employeeworkedConsole.Write("Enter the number of hours employee worked =>");// prompt the user to enter the employee's hourly pay rateconsole.Write("Enter employee's hourly pay rate: ");payRate = Convert.ToDouble(Console.ReadLine());// calculate gross paygrossPay = hours * payRate;// output resultsConsole.WriteLine("Employee {0} {1}, (ID: {2}) earned {3}",firstName, lastName, idNum,…

What is outpout? public class Vehicle { public void drive(){ System.out.println("Driving vehicle"); } public class Plane extends Vehicle { @Override public void drive(){ System.out.println("Flying plane"); } public static void main(String args[]) { Vehicle myVehicle myVehicle.drive(); } } = new Plane(); syntax error Driving vehicle Flying plane Flying plane O Driving vehicle

// Simulates a simple car with operations to drive and check the odometer.public class SimpleCar {      // Number of miles driven   private int miles;      public SimpleCar(){      miles = 0;   }    public void drive(int dist){      miles = miles + dist;   }    public void reverse(int dist){      miles = miles - dist;   }      public int getOdometer(){      return miles;   }    public void honkHorn(){      System.out.println("beep beep");   }    public void report(){      System.out.println("Car has driven: " + miles + " miles");   }   }