Unix for Testers (Unix for ETL Testing) - Complete Course with all Manual and Automation of processes related to Unix.
Unix Basic and Advanced Commands (cal, date, banner, who, whoami ) (this tutorial)
Unix File System Commands (touch, cat, cp, mv, rm, mkdir)
Unix Processes Control Commands (ps, top, bg, fg, clear, history)
Unix Utilities Programs Commands (ls, which, man, su, sudo, find, du, df)