Part-2: The LinuxTutorial for DevOps and DevSecOps [2025] | Full DevOps Tutorials for Beginners
#dsoc3 #DSOC3 #devsecopsclub #certifieddevopsengineer #cde #linux #ubuntu #dsoc3cde #ubuntu24.04
🚀 Linux Command Exercises
📁 Create Directories
Create a directory called devsecopsclub
Navigate into the devsecopsclub directory
Create Subdirectories inside devsecopsclub
devsecopsclub-dir1
devsecopsclub-dir2
devsecopsclub-dir3
Create Nested Directories
devsecopsclub-dir1/subdir1
devsecopsclub-dir1/subdir2
devsecopsclub-dir2/subdir1
devsecopsclub-dir2/subdir2
📄 Create Files
Create Files in Subdirectories
dsoc3-f1, dsoc3-f2, and dsoc3-f3 in each subdirectory and nested subdirectory
📜 List Directory Contents
List the contents of devsecopsclub and its subdirectories
🔍 Show Current Directory
Print the current working directory path
➡️ Move Files
Move Files Between Directories
Move files dsoc3-f1, dsoc3-f2, and dsoc3-f3 from devsecopsclub-dir1 to devsecopsclub-dir2
📝 Exercises for ls
List the contents of the devsecopsclub directory.
List the contents of devsecopsclub-dir1 with detailed information.
List all files, including hidden ones, in devsecopsclub-dir2.
List files in devsecopsclub-dir3 sorted by modification time.
List files in devsecopsclub in reverse alphabetical order.
🔍 Exercises for pwd
Print the current working directory.
Navigate to devsecopsclub and print the working directory.
Navigate to devsecopsclub-dir1 and print the working directory.
Create a new subdirectory inside devsecopsclub and print the working directory.
➡️ Exercises for cd
Navigate to the devsecopsclub directory.
Navigate to devsecopsclub-dir1 from devsecopsclub.
Navigate back to devsecopsclub from devsecopsclub-dir1.
Navigate to devsecopsclub-dir2 using an absolute path.
Navigate to devsecopsclub-dir3 using a relative path.
🏗️ Exercises for mkdir
Create a directory called devsecopsclub.
Inside devsecopsclub, create a directory called devsecopsclub-dir1.
Create multiple directories at once: devsecopsclub-dir2 and devsecopsclub-dir3.
Create a directory with parent directories: devsecopsclub-dir1/subdir1.
Create a directory using a relative path from the current directory.
📝 Exercises for touch
Create a new empty file called dsoc3-f1 in devsecopsclub.
Create multiple files: dsoc3-f2 and dsoc3-f3 in devsecopsclub-dir1.
Update the timestamp of an existing file.
Create a file with a specific modification time.
Verify if a file exists before creating it.
Create a file in a non-existent directory (and observe the error).
Create a file with special characters in its name.
Create a file in a hidden directory.
🚀 Exercises for mv
Move a file dsoc3-f1 from devsecopsclub to devsecopsclub-dir1.
Move multiple files: dsoc3-f2 and dsoc3-f3 from devsecopsclub-dir1 to devsecopsclub-dir2.
Rename a file dsoc3-f1 to dsoc3-f1-renamed in devsecopsclub-dir1.
Move a directory devsecopsclub-dir1 to devsecopsclub-dir2.
Move a file interactively.
Move a file forcefully, overwriting the destination.
Move a file and create parent directories if they don't exist.
Move files matching a specific pattern..
⚙️ Exercises for .. and .
Navigate to the parent directory using .. from devsecopsclub-dir1.
List files in the parent directory using ...
Navigate to a sibling directory using ...
List the contents of the current directory using ..
Run a script in the current directory using ./script.sh.
Create a file named . in devsecopsclub-dir1.
Remove a file named .. in devsecopsclub-dir2 (and observe the error).
Create a subdirectory named . inside devsecopsclub.
List hidden files in the current directory using ..
Use .. and . in a single command to navigate directories.
🛤️ Exercises for Absolute Path
Navigate to devsecopsclub using its absolute path.
Create a new directory using an absolute path.
Move a file using absolute paths.
Remove a file using an absolute path.
Print the absolute path of the current directory.
Create a symbolic link using an absolute path.
Copy a file using absolute paths.
List contents of a directory using an absolute path.
Navigate to the root directory using an absolute path.
🛤️ Exercises for Relative Path
Navigate to devsecopsclub using a relative path.
Create a new directory using a relative path.
Move a file using relative paths.
Remove a file using a relative path.
Print the relative path from devsecopsclub-dir1 to devsecopsclub.
Create a symbolic link using a relative path.
Copy a file using relative paths.
List contents of a directory using a relative path.
Navigate to the parent directory using a relative path.
Create a file using a relative path.
🗑️ Clean Up
Remove Specific Files
Remove the files dsoc3-f2 and dsoc3-f3 from devsecopsclub-dir2
Remove Empty Directory
Remove the now empty devsecopsclub-dir1 directory
Remove Directory with Contents
Remove devsecopsclub-dir2 and all of its remaining contents
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#virtualization #virtualmachines #virtualmachine #virtualboxwindows #ubuntu24.04 #ubuntu
