Difference between web projects with pom.xml and web.xml

Question

What is the difference between Java projects having pom.xml and web.xml? Can projects have both these configurations at the same time?

Answer 1

The pom.xml is for configure your project with Maven.

The web.xml is use in all Java EE project under Tomcat for example.

You can use both, Maven is for compile and deploy your project, Tomcat is your server.