How to Install and Configure Apache Tomcat 9 on Ubuntu 20.04 LTS

Apache Tomcat is an open-source Java Servlet implementation developed by the Apache Software Foundation. In this tutorial, we will show you how to install and configure the Apache Tomcat 9.0.34 on Ubuntu 20.04 LTS (Focal Fosset). We will also learn how to install Java OpenJDK 11 on Ubuntu 20.04, configure a user for Apache Tomcat, and run Apache Tomcat as a systemd service.