GNU/Linux Ubuntu 20.04 Install OpenJDK 11
Hi! The Tutorial shows you Step-by-Step How to Install OpenJDK in Ubuntu 20.04 Focal LTS GNU/Linux.
And the Ubuntu Focal OpenJDK 11 Installation is a Free and Open Source Implementation of the Java Platform Standard Edition.
Moreover, Oracle Java JDK/JRE Installation is based on the OpenJDK source code. In Addition, it contains Closed-Source Components.
Finally, OpenJDK 11 is the second Java Long Term Support Release.
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1. Launching Terminal
How to QuickStart with Command Line on Ubuntu GNU/Linux
First, Update the Apt Repo Sources with:
sudo apt update
Authenticate with the User Admin Pass.
If Got “User is Not in Sudoers file” then see: How to Enable sudo.
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