ITWS1-lab2

Must do or understand
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- Absolute path (Full path) and relative path
- Following commands:
  - ls, ls -a, ls -l
    The students should be able to tell whether something is a regular
    file or a directory using first column of "ls -l" output.
  - mkdir, mkdir -p
  - rmdir
  - rm, rm -rf
  - touch
  - pwd
  - cd, cd ..
- About home folder.  One can go to home folder using:
  - cd
  - cd ~
  - cd $HOME
- Vi editor.  Students should be able to
  - Create a text file using vi and save it.
    If possible ask them to write hello-world program in C.
    Make them compile and execute this program.
  - Re-open saved file and continue editing
  - Copy/Paste/Delete lines of text.  Word level or till end of line
  etc. are optional.
  - Repeat command to delete more number of lines
  - Undo
- Tell students about swap file in case they do not close vim
properly.  Tell how to deal with swap files.


Optionally
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- Additional commands from lecture 02 on filesystem and shell as per
availability of time, in the order they appear in the lecture slides