Ubuntu

File in linux computer system can be renamed, created, copied, moved, modified, grown, shrunk, and deleted. In some cases, software programs that are executed on the computer handle these operations, the user can also modify these files directly via terminal using command line.

Directory in linux computer system can be created, copied, moved, renamed, and modified. In some cases, software programs that are executed on the computer handle these operations, the user can also modify these directories directly via terminal using command line.

zip and unzip is ones of linux command that mostly used on Terminal. zip is used to package or compress (archive) files, while unzip is used to list, test and extract compressed files in a ZIP archive. The program is useful for packaging a set of files or directories.

Changing Directory (or Folder) Path on linux based operating system basically can be executed via terminal interface using command line interface. In other words a specific command line can navigate you to another working directory in the computer system.

Chromium is absolutely an open-source code-base that can be compiled into a web browser with minimalist user interface. It is available in stable version, development and beta version for Linux based operating system including Ubuntu.

Oracle VM VirtualBox or simply VirtualBox is a free and open-source for general purpose full virtualization x86 and AMD64 / Intel64 hardware developed by Oracle Corporation. It is designed to run virtual machines and available for Linux based OS such as Ubuntu.