Linux Training 8 - head, tail, more, pg, less, cp -r, ls -a, wc -l

How to display contents of a directory recursively cp -r How to display the first 10 lines of a file head How to display the last 10 lines of a file tail How to look at a file one page at a time. more pg less How to show invisible files ls -a How to count lines in a file wc -l All of these commands can do more but covering only practical use cases.