Introduction to Linux in HPC/The vim text editor

Quiz

1. How to enter the insert mode of vim?

	press enter key
	press i key
	press Esc key

2. How would you open a file in read-only mode using the vim editor?
Hint: In terminal man vim

Click and submit to see the answer

Info:

If you forget in which mode you are in while using vim, just keep pressing Esc.

Exercises in Terminal (slide 100)

1.  Create a vim file and write some text in it with insert (pressing i) and than undo and redo the changes. 

Answer:

     $ vim test.txt 
     In vim editor press i to insert text and write few lines.
     Press Esc than press u (for undo) after that press ctrl + r on keyboard for redo.
        - u: undo last change (can be repeated to undo preceding commands).
        - Ctrl-r: Redo changes which were undone (undo the undos).