Consider the following class definition: class circle { public: void print() const; void setRadius(double); void setCenter(double, double); void getCenter(double&, double&); double getRadius(); double area(); circle(); circle(double, double, double); double, double); private: double xCoordinate; double yCoordinate; double radius; } class cylinder: public circle { public: void print() const; void setHeight(double); double getHeight(); double volume(); double area(); cylinder(); cylinder(double, double, private: double height; } Suppose that you have the declaration: cylinder newCylinder;   Write the definitions of the member functions of the classes circle and cylinder. Identify the member functions of the class cylinder that overrides the member functions of the class circle

Public classTestMain {     public static void main(String [ ] args)     {          Car myCar1, myCar2;          Electric Car myElec1, myElec2;          myCar1 = new Car( );          myCar2 = new Car("Ford", 1200, "Green");          myElec1 = new ElectricCar( );          myElec2 = new ElectricCar(15);          } }

Public Class SavingsAccount { float interest; float FixedDeposit;   SeniorAccount(float interest, float FixedDeposit) { this. interest = interest; this.fixedDeposit= FixedDeposit;   }   float calculateInterest(); { System.out.println(“Calculating Savings Account Interest”); return(FixedDeposit*interest/100); } }   Public Class SeniorAccount extends SavingAccount { float seniorInterest;   SeniorAccount(float interest, float FixedDeposit) {  this.seniorInterest=interest;  super(interest, FixedDeposit) }    float calculateInterest() { System.out.println(“Calculating Savings Account Interest”); return(FixedDeposit*seniorinterest/10); }   }   Public static void main(String args[]) { SavingsAccount saving = new SavingsAccount(6,100000); System.out.println(saving.calculateinterest());   SeniorAccount senior=new seniorAccount(10,100000); System.out.println(Senior.calculateInterest());   } Correct the syntax and logical error

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[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…

Based on Figure 3, create a class named Child that inherits the Father class. Declare an instance name location (String) for class Child. [3 marks]

UML for the following Code: public class ProductOrder {     private int numBook = 0;     private int numCD = 0;     private int numDVD = 0;         public ProductOrder(int numBook, int numCD, int numDVD){      this.numBook = numBook;      this.numCD = numCD;      this.numDVD = numDVD;     }       public int getBook(){         return numBook;     }     public void setBook(int numBook){         this.numBook = numBook;     }           public int getCD(){         return numCD;     }       public void setCD(int numCD){         this.numCD = numCD;     }           public int getDVD(){         return numDVD;     }           public void setDVD(int numDVD){         this.numDVD = numDVD;     }           public int getProductTotal(){         return getBook() + getCD() + getDVD();     } }

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 StairViewer public static void main(String(] args) // Step 2: Create a rectangle and draw it as the // top step of the stair // location: (20, 10) // size: (20, 20) 18 // Step 3: Create a rectangle and draw it as the 19 // middle step of the stair 20 // location: below the top step, aligned on left // size: (40, 20) 21 22 23 24 // Step 4: Create a rectangle and draw it as the 25 // bottom step of the stair 26 // location: below the middle step, aligned on left // size: (60, 20) 27 28 29 30 } 31 32