Table of Contents

1. Challenge

   Getting Started in the Lab Environment

   Here are the initial instructions and explanation of the lab environment. Read this while your environment is busy creating itself from nothing. Yes, this violates physics; we know. How fun!

2. Challenge

   View Files Using the ls Command

   You will start by examining and navigating the file system in your home directory using ls and cd. As well, you will practice creating and removing some files and directories.

3. Challenge

   Examine File Timestamps Using stat

   Now that you are comfortable with files and the file system, you will delve more into viewing file timestamps using stat.

4. Challenge

   Use vim to Edit Files

   Up until now, you have not modified file contents much. A key, but initially confusing Linux editor is vim; you will use vim to create, modify, and view file contents.

5. Challenge

   Modify Files with sed

   Linux has a handy command called sed that allows you to modify a file without using an editor. This is especially useful for bulk edits. You will use sed to change a config file.

6. Challenge

   Back up Files Using tar

   Backing up files is key to help recover from a data loss. You will use tar to create some backups, and will learn how to compress backups, as well as how to view and extract files.

7. Challenge

   The Last Challenge

   Welcome to the final challenge! This is your last chance to experiment in the environment. Clicking Finish Lab will end this little world that flittered into existence just for you.