Tab completion in Linux CLI - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the command to list files and use tab completion to fill the filename.

Linux CLI

ls [1]

Drag options to blanks, or click blank then click option'

A-l

B-h

C-a

D-r

Attempts:

3 left

💡 Hint

Common Mistakes

Choosing options that do not show hidden files, so tab completion misses some files.

The -a option lists all files including hidden ones, which is often used with tab completion to see all files.

2fill in blank

medium

Complete the command to change directory using tab completion for a folder starting with 'Doc'.

Linux CLI

cd [1]

Drag options to blanks, or click blank then click option'

ADocker

BDownloads

CDesktop

DDocuments

Attempts:

3 left

💡 Hint

Common Mistakes

Choosing 'Downloads' or 'Docker' which start differently or are unrelated.

Tab completion helps fill the folder name starting with 'Doc'. 'Documents' is the correct folder here.

3fill in blank

hard

Fix the error in the command to use tab completion for a hidden file starting with '.bash'.

Linux CLI

cat [1]

Drag options to blanks, or click blank then click option'

A.bashrc

Bbashrc

Cbash_profile

D.profile

Attempts:

3 left

💡 Hint

Common Mistakes

Omitting the dot causes file not found errors.

Hidden files start with a dot. Tab completion helps fill '.bashrc' correctly.

4fill in blank

hard

Fill both blanks to create a command that lists files with detailed info and uses tab completion for the directory.

Linux CLI

ls [1] [2]

Drag options to blanks, or click blank then click option'

A-l

B-a

CDocuments

DDownloads

Attempts:

3 left

💡 Hint

Common Mistakes

Using wrong options or directories that don't exist.

The -l option shows detailed info. Tab completion helps fill the directory 'Documents'.

5fill in blank

hard

Fill all three blanks to create a command that copies a file using tab completion for source and destination filenames.

Linux CLI

cp [1] [2] [3]

Drag options to blanks, or click blank then click option'

A-i

Bfile1.txt

Cfile2.txt

D-r

Attempts:

3 left

💡 Hint

Common Mistakes

Forgetting the interactive option or mixing source and destination files.

The -i option asks before overwrite. Tab completion fills source 'file1.txt' and destination 'file2.txt'.