| 1 | To Read File | cat <filename> |
| 2 | To Read Top 5 lines | head -5 <filename> |
| 3 | To Read bottom 6 lined | tail -6 <filename> |
| 4 | To Read File with line number | cat -n <filename> |
| 5 | Copy content from old file to new | Cat <oldfile > > <newfile> |
| 6 | Add multiple files data into one | cat <file1> <file2 >… > <newfilename> |
| 7 | Reverse line reading | tac <filename> |
| 8 | Read sufficient in screen size | more <filename> |
| 9 | Read with search | less <filename> ,next /<enter text to search> |
| 10 | Word count | wc <filename> |