Team EasyExamNotes

FILE HANDLING: File handling in java comes under input output (IO) operations. Classes used in file handling in Java are present Java IO package (java.io). … Read more

CLOSE THE DATABASE CONNECTION: It is not necessary to close the connection, but open database can cause problems, so its better to close the database … Read more

The result of the SQL statement (SQL queries) are stored in a ResultSet object. To retrieve the data from the ResultSet we need to use … Read more

To execute an SQL statement using JDBC in Java, you can follow these steps: Step 1: Create a Connection Establish a connection with the database … Read more

JDBC (Java Database Connectivity) is an API (Application Programming Interface) in Java that allows Java programs to interact with databases. It provides a standard set … Read more

APPLET MOUSE EVENT: import java.awt.*; import java.awt.event.*; import java.applet.*; public class MouseApplet extends Applet implements MouseMotionListener{         public void init(){                     addMouseMotionListener(this);                     setBackground(Color.WHITE);                     … Read more

APPLET DIGITAL CLOCK: import java.applet.*;  import java.awt.*;  import java.util.*;  import java.text.*;    public class AppletDigitalClock extends Applet implements Runnable {       Thread th = … Read more

APPLET IMAGE DISPLAY: import java.awt.*; import java.applet.*;     public class AppletDisplayImage extends Applet {  Image picture;  public void init() { picture = getImage (getDocumentBase(), http://nebula.wsimg.com/a418036bd85efa32bdb96f5dbb77e203?AccessKeyId=F7C1E0F1DEF38C4D96C2&disposition=0&alloworigin=1 … Read more

APPLET GRAPHICS: import java.applet.Applet; import java.awt.*; public class Graphic extends Applet{ public void paint(Graphics g){ g.setColor(Color.yellow); g.fillRect(0,0,200,30); g.setColor(Color.black); g.drawString(“Namashkar”,50, 50); g.setColor(Color.red); g.drawLine(200,30,200,300); g.setColor(Color.green); g.drawOval(0,100,200,30); g.setColor(Color.gray); … Read more

CREATING AN EXECUTABLE APPLET: Executable applet is nothing but the .class file of applet, which is obtained by compiling the source code of the applet. … Read more