Commands for Reading a file in Linux

Command	Description
ls	Directory listing
cat filename	View file content
less	View file page by page Ex: less <filename> It will display a page. If we enter space we will get another page If we want to exit please click Q or q on your keyboard
page	Display file page by page (Ubuntu flavor)
more	Output the contents of the file Ex: more filename
head	Output the required number of lines from top to bottom in a file Ex: head -5 filename
tail	Output the required number of lines from bottom to top in a file Ex: tail -5 filename