Pass the following parameters to Applet: a. Shapes (Rectangle or Oval) b. Style (Hollow or Solid) c. BgColor (R,G,B value) d. FrColor (R,G,B value) e. X f. Y g. Width h. Height

import java.awt.*;
import java.applet.*;

public class PeraComputer extends Applet {

    int xs[] = {100, 220, 160};
    int ys[] = {270, 270, 220};
    String CPUBgColor = new String();
    String CPUFrColor = new String();
    String MouseBgColor = new String();
    String MouseFrColor = new String();
    String KeyBgColor = new String();
    String KeyFrColor = new String();
    String ScreenImage = new String();
    String ScreenFrColor=new String();
    Image img=null;
    int x1, x2, x3, x4, x5, x6, x7, y1, y2, y3, y4, y5, y6, y7;
  
    public void init() {
        CPUBgColor = getParameter("CPUBgColor");
        CPUFrColor = getParameter("CPUFrColor");
        MouseBgColor = getParameter("MouseBgColor");
        MouseFrColor = getParameter("MouseFrColor");
        KeyBgColor = getParameter("KeyBgColor");
        KeyFrColor = getParameter("KeyFrColor");
        ScreenImage = getParameter("ScreenImage");
        ScreenFrColor=getParameter("ScreenFrColor");
        x1 = CPUBgColor.indexOf(",");
        y1 = CPUBgColor.lastIndexOf(",");
        x2 = CPUFrColor.indexOf(",");
        y2 = CPUFrColor.lastIndexOf(",");
        x3 = MouseBgColor.indexOf(",");
        y3 = MouseBgColor.lastIndexOf(",");
        x4 = MouseFrColor.indexOf(",");
        y4 = MouseFrColor.lastIndexOf(",");
        x5 = KeyBgColor.indexOf(",");
        y5 = KeyBgColor.lastIndexOf(",");
        x6 = KeyFrColor.indexOf(",");
        y6 = KeyFrColor.lastIndexOf(",");
        x7 = ScreenFrColor.indexOf(",");
        y7= ScreenFrColor.lastIndexOf(",");

    }

    public void paint(Graphics g) {
       
        img=getImage(getCodeBase(),ScreenImage);
        g.drawImage(img, 100, 100, this);
        //Monitor
        g.setColor(new Color(Integer.parseInt(ScreenFrColor.substring(0, x7)), Integer.parseInt(ScreenFrColor.substring(x7 + 1, y7)), Integer.parseInt(ScreenFrColor.substring(y7 + 1))));
        g.drawRect(100, 100, 120, 120);
        g.fillPolygon(xs, ys, 3);
        //CPU
        g.setColor(new Color(Integer.parseInt(CPUBgColor.substring(0, x1)), Integer.parseInt(CPUBgColor.substring(x1 + 1, y1)), Integer.parseInt(CPUBgColor.substring(y1 + 1))));
        g.fillRect(270, 100, 70, 170);
        g.setColor(new Color(Integer.parseInt(CPUFrColor.substring(0, x2)), Integer.parseInt(CPUFrColor.substring(x2 + 1, y2)), Integer.parseInt(CPUFrColor.substring(y2 + 1))));
        g.drawRect(270, 100, 70, 170);
        g.fillRect(305,110,30,10);
        g.fillOval(325,125,8,8);
        g.fillOval(287,142,35,35);
        g.fillOval(290,187,30,30);
        g.fillOval(293,227,25,25);
        //KeyBoard
        g.setColor(new Color(Integer.parseInt(KeyBgColor.substring(0, x5)), Integer.parseInt(KeyBgColor.substring(x5 + 1, y5)), Integer.parseInt(KeyBgColor.substring(y5 + 1))));
        g.fillRect(100, 320, 120, 50);
         g.setColor(new Color(Integer.parseInt(KeyFrColor.substring(0, x6)), Integer.parseInt(KeyFrColor.substring(x6 + 1, y6)), Integer.parseInt(KeyFrColor.substring(y6 + 1))));
        g.drawRect(100, 320, 120, 50);
        g.fillOval(110,325,10,10);
        g.fillOval(125,325,10,10);
        g.fillOval(140,325,10,10);
        g.fillOval(155,325,10,10);
        g.fillOval(170,325,10,10);
        g.fillOval(185,325,10,10);
        g.fillOval(200,325,10,10);
        g.fillRect(105,340,10,10);
        g.fillRect(120,340,10,10);
        g.fillRect(135,340,10,10);
        g.fillRect(150,340,10,10);
        g.fillRect(165,340,10,10);
        g.fillRect(180,340,10,10);
        g.fillRect(195,340,10,10);
        g.fillRect(210,340,5,10);
        g.fillRect(105,355,10,10);
        g.fillRect(120,355,10,10);
        g.fillRect(135,355,10,10);
        g.fillRect(150,355,10,10);
        g.fillRect(165,355,10,10);
        g.fillRect(180,355,10,10);
        g.fillRect(195,355,10,10);
        g.fillRect(210,355,5,10);
        //Mouse
        g.setColor(new Color(Integer.parseInt(MouseBgColor.substring(0, x3)), Integer.parseInt(MouseBgColor.substring(x3 + 1, y3)), Integer.parseInt(MouseBgColor.substring(y3 + 1))));
        g.fillRect(245, 335, 30, 25);
        g.fillArc(245, 320, 30, 30, 0, 180);
        g.setColor(new Color(Integer.parseInt(MouseFrColor.substring(0, x4)), Integer.parseInt(MouseFrColor.substring(x4 + 1, y4)), Integer.parseInt(MouseFrColor.substring(y4 + 1))));
        g.drawArc(245, 320, 30, 30, 0, 180);
        g.drawRect(245, 335, 30, 25);
        g.drawRect(258,320,4,15);

    }
}

Applet that displays the following shapes a. Fido Dido b. House c. Mobile d. Computer

FIDO DIDO

import java.awt.*;
import java.applet.Applet;
public class Fido_Dido extends Applet {
 public void paint(Graphics g)
   {
     g.setColor(Color.GREEN);
     g.fillArc(160,150,150,240,180,180);
     g.setColor(Color.BLACK);
     g.fillOval(190,300,30,30);
     g.fillOval(250,300,30,30);
     g.drawLine(235,310,235,350);
     g.drawArc(160,229,10,40,-90,180);
     g.drawArc(180,229,10,40,-90,180);
     g.drawArc(200,229,10,40,-90,180);
     g.drawArc(220,229,10,40,-90,180);
     g.drawArc(240,229,10,40,-90,180);
     g.drawArc(260,229,10,40,-90,180);
     g.drawArc(280,229,10,40,-90,180);
     g.drawArc(300,229,10,40,-90,180);
     g.drawArc(161,188,10,40,90,180);
     g.drawArc(181,188,10,40,90,180);
     g.drawArc(201,188,10,40,90,180);
     g.drawArc(221,188,10,40,90,180);
     g.drawArc(241,188,10,40,90,180);
     g.drawArc(261,188,10,40,90,180);
     g.drawArc(281,188,10,40,90,180);
     g.drawArc(301,188,10,40,90,180);
     g.setColor(Color.RED);
     g.drawArc(210,340,50,30,0,-180);
   }
}


HOUSE

import java.awt.*;
import java.applet.Applet;

public class House extends Applet{
    int xs[]={550,700,625};
    int ys[]={190,190,90};
    public void paint(Graphics g)
    {

        g.setColor(Color.red);
        g.fillRect(550, 190, 150, 150);
        g.setColor(Color.green);
        g.fillPolygon(xs, ys, 3);
        g.drawLine(625, 100, 550, 190);
        g.drawLine(625, 100, 700, 190);
        g.drawLine(550,190,495,250);
        g.drawLine(700,190,750,250);
        g.setColor(Color.gray);
        g.fillRect(570,210,25,40);
        g.fillRect(600,265,50,70);
        g.setColor(Color.black);
        g.fillRect(623,265,4,70);

    }

}




















MOBILE

import java.awt.*;
import java.applet.Applet;
public class mobile extends Applet {
public void paint(Graphics g)
    {
       g.setColor(Color.BLACK);
       g.drawRoundRect(40,60,100,200,20,20);
       g.fillRoundRect(40,60,100,200,20,20);
       g.setColor(Color.GRAY);
       g.drawRoundRect(55,61,70,99,20,20);
       g.fillRoundRect(55,61,70,99,20,20);
       g.setColor(Color.darkGray);
       g.fillRect(55,162,20,28);
       g.fillRect(80,162,20,28);
       g.fillRect(105,162,20,28);
       g.fillRect(55,192,20,15);
       g.fillRect(80,192,20,15);
       g.fillRect(105,192,20,15);
       g.fillRect(55,210,20,15);
       g.fillRect(80,210,20,15);
       g.fillRect(105,210,20,15);
       g.fillRect(55,227,20,15);
       g.fillRect(80,227,20,15);
       g.fillRect(105,227,20,15);


      
    }
}











COMPUTER

 import java.awt.*;
import java.applet.*;

public class Computer extends Applet {

    int xs[] = {100, 220, 160};
    int ys[] = {270, 270, 220};
     public void paint(Graphics g) {
        //Monitor
        g.setColor(Color.red);
        g.drawRect(100, 100, 120, 120);
        g.fillPolygon(xs, ys, 3);
        //CPU
        g.setColor(Color.black);
        g.fillRect(270, 100, 70, 170);
        g.setColor(Color.red);
        g.drawRect(270, 100, 70, 170);
        g.fillRect(305,110,30,10);
        g.fillOval(325,125,8,8);
        g.fillOval(287,142,35,35);
        g.fillOval(290,187,30,30);
        g.fillOval(293,227,25,25);
        //KeyBoard
        g.setColor(Color.black);
        g.fillRect(100, 320, 120, 50);
        g.setColor(Color.red);
        g.drawRect(100, 320, 120, 50);
        g.fillOval(110,325,10,10);
        g.fillOval(125,325,10,10);
        g.fillOval(140,325,10,10);
        g.fillOval(155,325,10,10);
        g.fillOval(170,325,10,10);
        g.fillOval(185,325,10,10);
        g.fillOval(200,325,10,10);
        g.fillRect(105,340,10,10);
        g.fillRect(120,340,10,10);
        g.fillRect(135,340,10,10);
        g.fillRect(150,340,10,10);
        g.fillRect(165,340,10,10);
        g.fillRect(180,340,10,10);
        g.fillRect(195,340,10,10);
        g.fillRect(210,340,5,10);
        g.fillRect(105,355,10,10);
        g.fillRect(120,355,10,10);
        g.fillRect(135,355,10,10);
        g.fillRect(150,355,10,10);
        g.fillRect(165,355,10,10);
        g.fillRect(180,355,10,10);
        g.fillRect(195,355,10,10);
        g.fillRect(210,355,5,10);
        //Mouse
        g.setColor(Color.black);
        g.fillRect(245, 335, 30, 25);
        g.fillArc(245, 320, 30, 30, 0, 180);
        g.setColor(Color.red);
        g.drawArc(245, 320, 30, 30, 0, 180);
        g.drawRect(245, 335, 30, 25);
        g.drawRect(258,320,4,15);
        }
 }
 /*
 <applet code="Computer.java" width=500 height=500>
 </applet>
 */

Applet that displays your name 10 times using different colors and Font.

import java.awt.*;
import java.applet.Applet;
public class Name extends Applet {
    public void paint(Graphics g)
    {
        setBackground(Color.magenta);
        setForeground(Color.BLACK);
        g.setFont(new Font("Bodoni MT Black",Font.ITALIC,30));
        g.drawString("Hemant", 100, 100);

        g.setColor(Color.YELLOW);
        Font f1=new Font("Arial",Font.BOLD+Font.ITALIC,30);
        g.setFont(f1);
        g.drawString("Hemant", 100,150);

        g.setColor(Color.BLUE);
        Font f2=new Font("Times new roman",Font.BOLD,30);
        g.setFont(f2);
        g.drawString("Hemant", 100,200);

        g.setColor(Color.GREEN);
        Font f3=new Font("Helvetica",Font.BOLD+Font.ITALIC,30);
        g.setFont(f3);
        g.drawString("Hemant", 100,250);

        g.setColor(Color.RED);
        Font f4=new Font("Ms scan",Font.BOLD+Font.ITALIC,30);
        g.setFont(f4);
        g.drawString("Hemant", 100,300);

        g.setColor(Color.WHITE);
        Font f5=new Font("Algerian",Font.BOLD+Font.ITALIC,40);
        g.setFont(f5);
        g.drawString("Hemant", 100,350);

        g.setColor(Color.cyan);
        Font f6=new Font("comic",Font.BOLD+Font.ITALIC,30);
        g.setFont(f6);
        g.drawString("Hemant", 100,400);

        g.setColor(Color.gray);
        Font f7=new Font("caliographic",Font.BOLD+Font.ITALIC,30);
        g.setFont(f7);
        g.drawString("Hemant", 100,450);

        g.setColor(Color.ORANGE);
        Font f8=new Font("Viner Hand ITC",Font.BOLD+Font.ITALIC,30);
        g.setFont(f8);
        g.drawString("Hemant", 100,500);

        g.setColor(Color.PINK);
        Font f9=new Font("Papyrus",Font.BOLD+Font.ITALIC,30);
        g.setFont(f9);
        g.setColor(Color.yellow);
        g.drawString("Hemant", 100,50);
       
    }
}

Create a matrix that contains sales of 4 products for 4 regions and perform the following operations a. Total sales of products for region-wise b. Total sales of products product-wise c. Highest and lowest selling products d. Total sales made by the company

import java.util.Scanner;

class Product {

    public static void main(String[] args) {
        int sum = 0, tsum = 0, i, j;
        Scanner in = new Scanner(System.in);
        int arr[][] = new int[4][4];
        System.out.println("Enter product");
        for (i = 0; i <= 3; i++) {
            for (j = 0; j <= 3; j++) {
                arr[i][j] = in.nextInt();
            }
        }
        int h = arr[0][0], l = arr[0][0];
        System.out.println("Matrix form of entered product is:");
        for (i = 0; i <= 3; i++) {
            for (j = 0; j <= 3; j++) {
                System.out.print("\t" + arr[i][j]);
            }
            System.out.println();
        }
        for (i = 0; i <= 3; i++) {
            System.out.println("Total sales of product for region " + i + "is:");
            for (j = 0; j <= 3; j++) {
                sum = sum + arr[j][i];
                tsum = tsum + arr[i][j];
            }
            System.out.println(sum);
            sum = 0;
        }
        for (i = 0; i <= 3; i++) {
            System.out.println("Total sales of product for product" + i + "is");
            for (j = 0; j <= 3; j++) {
                sum = sum + arr[i][j];
            }
            System.out.println(sum);
            sum = 0;
        }
        for (i = 0; i <= 3; i++) {
            for (j = 0; j <= 3; j++) {
                if (h < arr[i][j]) {
                    h = arr[i][j];
                }
            }
        }
        for (i = 0; i <= 3; i++) {
            for (j = 0; j <= 3; j++) {
                if (l > arr[i][j]) {
                    l = arr[i][j];
                }
            }
        }
        System.out.println("Highhest selling product is: " + h);
        System.out.println("Lowest selling product is: " + l);
        System.out.println("Total sales made by company is: " + tsum);
    }
}

Program that accepts a number as command line argument and display its square. If argument contains more than 1 number proper error message should be displayed.

public class Square {

    public static void main(String[] args) {
        if (args.length != 1)
        {
            System.out.println("Invalid argument");
            System.exit(0);

        }
        int num=Integer.parseInt(args[0]);
        System.out.println("Square of number is: "+num*num);



    }
}

Program that accepts a 2D array of 4 by 5 by numbers and display the sum of all the rows, columns and the entire matrix ?

import java.util.Scanner;

public class TwoD {

    public static void main(String[] args) {
        float sum = 0, isum = 0;
        int a[][] = new int[4][5];
        Scanner in = new Scanner(System.in);
        for (int i = 0; i <= 3; i++) {
            for (int j = 0; j <= 4; j++) {
                System.out.println("Enter element no. " + i + j);
                a[i][j] = in.nextInt();
            }
        }
        System.out.println("Entered matrix is:");
        for (int i = 0; i <= 3; i++) {
            for (int j = 0; j <= 4; j++) {
                System.out.print(a[i][j] + "    ");
            }
            System.out.println();
        }
        for (int i = 0; i <= 3; i++) {
            for (int j = 0; j <= 4; j++) {
                sum = sum + a[i][j];
            }
            isum = isum + sum;
            System.out.println("Sum of " + (i + 1) + " row is:" + sum);
            sum = 0;
        }

        for (int i = 0; i <= 4; i++) {
            for (int j = 0; j <= 3; j++) {
                sum = sum + a[j][i];
            }
            System.out.println("Sum of " + (i + 1) + " coloum is:" + sum);
            sum=0;

        }
        System.out.println("Sum of intire matrix is: " + isum);

    }
}

Program that accepts an array by 10 numbers and display them in ascending order

import java.util.Scanner;

public class Ascending {

    public static void main(String[] args) {
        int temp;
        Scanner in = new Scanner(System.in);
        int a[] = new int[10];
        for (int i = 0; i <= 9; i++) {
            System.out.println("Enter element no. " + (i + 1));
            a[i] = in.nextInt();
        }
        for (int i = 0; i <= 9; i++) {
            for (int j = i + 1; j <= 9; j++) {
                if (a[i] > a[j]) {
                    temp = a[i];
                    a[i] = a[j];
                    a[j] = temp;
                }
            }
        }
        for (int i = 0; i <= 9; i++) {
            System.out.print(a[i] + " ");
        }
    }
}