Java is a versatile language and can be used for a variety of purposes ranging from web development to desktop applications to Android apps.
One of the main reasons why Java is a popular choice for web development is its platform independence. This means that a Java-based web application can be deployed on any platform that supports Java without the need for any changes or re-compilation.
Another reason for Java's popularity is its security features. Java is a very secure language and offers a high level of protection from malware and other attacks.
Java is also a very stable platform and offers a high level of uptime. This is important for any application as downtime can lead to lost customers and revenue.
Finally, Java is a very scalable language. This means that it can be used to develop large-scale web applications that can handle a lot of traffic and data.