Which of the following commands does not save changes before exiting from the VI editor?

A.
:q!

B.
:q

C.
zz

D.
:w

Explanation:

The :q! command is used to quit from the VI editor without saving.
What is VI?
The VI is a visual interactive text editor that allows a user to create, modify, and store files on a
Linux computer. It works in the following modes:
Command: This is the default mode of the command. Various commands can be used in this
mode to manipulate the opened text.
Input: In this mode, a user can insert text directly in the text screen area.

Answer option D is incorrect. The :w command is used to write the file.
Answer option C is incorrect. The zz command is used to save the file and quit. This is the easiest
way to leave the editor, with only two keystrokes.
Answer option B is incorrect. The :q command is used to quit after saving the file.