What is vi?
The default editor that comes with the UNIX operating system is called vi (visual editor). [Alternate editors for UNIX environments include pico andemacs, a product of GNU.]
|*||vi filename||edit filename starting at line 1|
|vi -r filename||recover filename that was being edited when system crashed|
Note: The cursor moves to bottom of screen whenever a colon (:) is typed. This type of command is completed by hitting the <Return> (or <Enter>) key.