Linux Operating System: A Complete Linux Guide for Beginners - Linux File Editors (Vi Text Editor)

This video tutorial covers the basics of using the VI editor, including entering insert mode, deleting lines and words, undoing changes, and navigating the file. It explains how to use various commands like 'I', 'a', 'double D', 'DW', 'shift U', and 'shift D'. The tutorial also discusses saving changes and quitting the editor, emphasizing the importance of practice to master VI. A cheat sheet is provided for reference.

What is the primary difference between using 'i' and 'a' in VI editor?

• 'i' inserts text at the beginning of the line, 'a' at the end of the line.

• 'i' inserts text at the end of the file, 'a' at the beginning of the file.

• 'i' inserts text at the cursor position, 'a' after the cursor.

• 'i' inserts text after the cursor, 'a' at the cursor position.

How can you delete a single line in VI editor?

• Press 'x' twice.

• Use the 'dd' command.

• Press 'Ctrl + D'.

• Type ':delete line'.

Which command allows you to undo the last change in VI editor?

• Type ':undo'.

• Use the 'u' command.

• Press 'Ctrl + Z'.

• Press 'Shift + Z'.

What does the 'D' command do in VI editor?

• Deletes the entire line.

• Deletes text from the cursor to the end of the line.

• Deletes the word under the cursor.

• Deletes the character before the cursor.

How can you delete three words in VI editor?

• Type ':delete 3 words'.

• Use the '3dd' command.

• Press 'Ctrl + W' three times.

• Type '3dw'.

Which key moves the cursor down in VI editor?

• H

• K

• L

• J

What command saves changes and exits the VI editor?

• :q

• :w

• :wq

• :exit