How do you exit the vi command in the Linux system?

There are multiple ways to exit the vi command in the Linux system.

1. Press the ESC key, then type a colon (:) to enter command mode, then type q and press Enter to exit the vi editor.
2. If there were any modifications made during the document editing, you can enter command mode by typing a colon (:), then type wq and press Enter to save the changes and exit the vi editor.
3. To exit the vi editor without saving changes, you can enter command mode by typing a colon (:), then type q! and press Enter.
4. If you wish to force quit without saving changes, you can enter command mode by typing a colon (:) followed by q! and pressing Enter.
5. To exit the vi editor and save your changes, you can also press Shift + Z twice in normal mode.

These are some common ways to exit the vi editor, you can choose the appropriate method based on your specific situation.