Appendix DUNIX/Linux commands
UNIX will be used to mean both UNIX and Linux, since they are very similar. In essence, Linux is another “flavor” of UNIX, similar to Solaris, AIX, and others. A great benefit of Linux is that it is open-source (the source code is open for all to see). A UNIX system command reference will be provided since it has been widely used for decades and its use is increasing globally.
When working on a UNIX system, you could encounter either a graphical user interface (GUI such as pictures/icons/words to point and click on) or a command line (various UNIX commands must be typed to work with the system – not a point-and-click operation). Working at the command line will be presented since the GUI is much easier to use and ...
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