JDK (Java Development Kit): The JDK package is useful for developing and executing the Java applications. If you just want to run the Java application. This is the package for you if you are not a developer. JRE (Java Runtime Environment): The JRE helps in executing normal Java-based applications. Let’s see the brief difference between JRE, OpenJDK, and Oracle JDK. JRE vs OpenJDK vs Oracle JDKīefore proceeding further, let’s understand different types of installation packages so that you can choose the right one. You must be a root user to install any kind of tool in your Linux system. To install Java in a Linux system, all we need to have the right of sudo privilege. In this section, we are not discussing the hardware requirement of the Java programming language instead we are going to discuss the software or access privilege. So most of the modern systems are capable to run Java. But, Java does not require much more heavy processors or Ram. There are different hardware requirements for the Java programming languages. Prerequisites of Installing Java in Linux How to set the Java environment variable in Linux.How to set the default version of Java in Linux.Install Oracle JDK in Ubuntu and Linux Mint.Install OpenJDK in Ubuntu and Linux Mint.How to check whether Java is installed on my machine?.Prerequisites of Installing Java in Linux.Before proceeding further, let’s have a look at the quick index of the topic: Also, we will discuss the difference between different types of installation packages. We can install Java on Ubuntu via multiple packages such as JRE, OpenJDK and Oracle JDK. Further, we will see the installation of different versions of Java. In this section, we will discuss how to install Java in Linux ( Ubuntu 18.04 LTS and 16.04 LTS), and other Linux based systems. After the successful installation, we can use it on our machine. For every programming language, installation is the basic and very first step.

It is used to develop different types of applications. Java is one of the most popular programming languages across the world.

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