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Java is a popular OOP language. It is used to develop mobile apps, web apps, desktop apps, games, and much more.

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Compiling and Running JAVA Programs
This section explains how to compile and run a JAVA application from the command line. For information on compiling and running a JAVA application using NetBeans IDE, see Running Tutorial Examples in NetBeans IDE. Here are the steps you need to follow:
- Install the latest release of the Java SE platform, if you haven't already done so (JDK).
- Setup Environment variable for JDk
- Install IDE such as NetBeans, Eclipse
- Create a program that uses Swing components.
- Compile the program.
- Run the program.
- Note: File name and class name must be the same.
Environment variable Setup
--- To set java path ---
- Right-click on "My computer" and click on properties
- Click on "Advanced system settings"
- Click on "Environment variables"
- Click on the new tab of a user variable
- Write the path in a variable name
- Copy the path of the bin folder ( C:\Program Files\Java\jdk-21\bin)
- Paste the path of the bin folder in the variable value
- Click OK
- For Check, write the command in the CMD java -version Or, javac -version
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Required Software (Download)
For Advance, Connect Database (JDBC)
Required Software (Download)
- Go to Manage by clicking on Desktop Computer
- Go to Service and Applications
- Go to SQL Server Configuration Manager
- Go to SQL Server Network Configuration
- Go to Protocol for MSSQLSERVER
- Then TCP/IP Enable.
- Go to SQL Server Services Restart All (Example...Sql server browser, SQL server(MSS..))
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| JDBC, Socket, Thread |
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