Question 18 What is output? public abstract class People { protected String name; protected int age; public abstract void PrintInfo(); public void PrintInformation() { System.out.println("In Base Class People"); } } public class Teacher extends People { private int experience; public void PrintInfo() { System.out.println("In Child Class Teacher"); } } public class Principal extends Teacher { public void PrintInformation() { System.out.println("In Child Class Principal"); } public static void main(String args[]) { Principal tim; tim = new Principal(); tim.PrintInfo(); } } Error: Compiler error In Base Class People O In Child Class Teacher O In Child Class Principal

True or False A subclass can override methods from its superclass.

Find the error(s) in the following class definition: public class Circle private double radius; public double setRadius(double a) { radius = a; public void getRadius() { return radius;

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Question p    .Full explain this question and text typing work only     We should answer our question within 2 hours takes more time then we will reduce Rating Dont ignore this line

Find the error(s) in the following class definition: public class TestClass private int value1; private int value2; public void TestClass(int num1, int num2) { value1= num1; value2 = num2; }

class Bug {    private final int orgPosition = 0;    private int currentPosition;    private boolean direction;     public Bug() {        direction = true;        currentPosition = orgPosition;    }     public void move() {        if (direction) {            ++currentPosition;        } else {            --currentPosition;        }    }     public void turn() {        direction = !direction;    }     public int getPosition() {        return currentPosition;    }     public boolean getDirection() {        return direction;    }     public String toString() {        StringBuffer sb = new StringBuffer();        sb.append("Position = " + currentPosition + ", Direction = ");        sb.append(direction ? "RIGHT" : "LEFT");        return sb.toString();    } } -------------------------------------TestDriver.java------------------------------------- import java.util.Scanner; class TestDriver {    public static void main(String args[]) {        Scanner input = new Scanner(System.in);        Bug b…

Incorrect Question 4 Consider public class Species { } // fields private String name; private int population; private double growthRate; // constructor public Species () { } name = "No Name Yet"; population = 0; growthRate = 33.3; Which of the following is the best setter method for the population instance variable? public boolean setPopulation(int newPopulation) { } if (newPopulation>= 0) { } population = newPopulation; return false; } return true; public public void setPopulation (int newPopulation) if (newPopulation>= 0) { } population newPopulation; public void setPopulation (int newPopulation) { population } = newPopulation;

class IndexItem { public: virtual int count() = 0; virtual void display()= 0; };class Book : public IndexItem { private: string title; string author; public: Book(string title, string author): title(title), author(author){} virtual int count(){ return 1; } virtual void display(){ /* YOU DO NOT NEED TO IMPLEMENT THIS FUNCTION */ } };class Category: public IndexItem { private: /* fill in the private member variables for the Category class below */ ? int count; public: Category(string name, string code): name(name), code(code){} /* Implement the count function below. Consider the use of the function as depicted in main() */ ? /* Implement the add function which fills the category with contents below. Consider the use of the function as depicted in main() */ ? virtualvoiddisplay(){ /* YOU DO NOT NEED TO IMPLEMENT THIS FUNCTION */ } };

methode code below abstract class Method {    // declaration of variables    protected int input;    protected String output;    // Abstract methods    public abstract boolean isHard();    public abstract String specificWay();    public abstract void Method();    public abstract void Method(int input, String output);    // Getter methods for the input field    public int getInput() {        return this.input;    }    // Setter methods for the input field    public void setInput(int input) {        this.input = input;    }    // Getter methods for the output field    public String getOutput() {        return this.output;    }    // Setter methods for the output field    public void setOutput(String output) {        this.output = output;    }    // Custom string representation of the object    public String toString() {        return "Method";    }}