List of Commands

• man and info
  Help pages.
• cd
  Change directory; cd .. will take you to the parent directory, cd  to your home directory and cd - back to wherever you were before.
• pwd
  Print the working (current) directory.
• ls
  List files and directories.
• mv, cp and rm
  Move, copy and remove files.
• mkdir and rmdir
  Make and remove directories.
• ln -s
  Create a link to a file.
• df
  Find out how much disk space is free.
• du
  Find out how much disk space is being used by this directory.
• quota -v
  Find out how much disk space is being used by you on an NFS filesystem.
• cat
  Concatenate files or write to the terminal.
• echo
  Write a text string or variable to the terminal.
• find
  Search for a file.
• grep
  Search for text within a file.
• more and less
  Look at a file.
• head and tail
  Look at the top or bottom of a file.
• vi and emacs
  Edit a file.
• bash and csh
  Start a new bash or csh shell.
• alias and unalias
  Create or remove your own aliases to commands.
• ps and top
  Find out what processes are running.
• nice and renice
  Set or change the niceness of a process.
• fg and bg
  Make a suspended process run in the foreground or background.
• kill
  Stop a running process.
• mount and umount
  Put a devices files at a specified mount point.
• finger
  Find out who someone is.
• chmod, chown and chgrp
  Change permissions and ownership of files.
• ssh, scp and sftp
  Log into and transfer files to or from a remote machine.
• gnuplot and xmgrace
  Plot data.
• ooffice
  General suite of office applications.