Merge pull request kodekloudhub#13 from akshayithape-devops/development

mmumshad · web-flow · commit e4756c4c2a47 · 2021-06-20T23:50:39.000+08:00
Update 01-Introduction-to-Shell.md
diff --git a/docs/02-Working-With-Shell-Part-I/01-Introduction-to-Shell.md b/docs/02-Working-With-Shell-Part-I/01-Introduction-to-Shell.md
@@ -14,7 +14,7 @@ In this section, we will take a look at linux shell in detail.
 ![Shell](../../images/Shell.PNG)
 
 - This command line interface (CLI) will enable you to effectively work on linux laptop/server/virtual machine.
-- While the graphical version may see more appealing to the users but can be limited in case of functionality. These is where the Linux command line ccommonly known as **`Linux Shell`** shines.
+- While the graphical version may see more appealing to the users but can be limited in case of functionality. These is where the Linux command line commonly known as **`Linux Shell`** shines.
 
   #### What is a shell?
 
diff --git a/docs/02-Working-With-Shell-Part-I/02-Basic-Commands.md b/docs/02-Working-With-Shell-Part-I/02-Basic-Commands.md
@@ -56,6 +56,10 @@ $ cd
 
 ![Absolute_and_relative_path_working_with_shell_I](../../images/Absolute_and_relative_path_working_with_shell_I.PNG)
 
+**Difference Between Absolute and Relative Path**
+
+- **Absolute Path** : An absolute path is defined as specifying the location of a file or directory from the root directory(/).
+- **Relative Path** : Relative path is defined as the path related to the present working directly(pwd).
 
 To change to a directory with absolute path. Run **`cd <directory_path>`**
 ```
@@ -121,7 +125,7 @@ $ cp -r Europe/UK Europe/UnitedKingdom
 
 To print the content of a file. Run **`cat /path/to/<filename>`** command
 ```
-$cat Asia/India/Mumbai/City.txt
+$ cat Asia/India/Mumbai/City.txt
 ```
 
 To add a content to a file with cat(redirect) . Run **`cat > /path/to/<filename>`** command
diff --git a/docs/02-Working-With-Shell-Part-I/06-Lab-Linux-Bash-Shell.md b/docs/02-Working-With-Shell-Part-I/06-Lab-Linux-Bash-Shell.md
@@ -2,13 +2,35 @@
 
 - Access Hands-On Labs here [Hands-On Labs](https://kodekloud.com/courses/873064/lectures/17074355)
 
-1. To check the default shell for the current user.Display the shell for the current user but not necessarily the shell that is running at the movement.
+1. To check the default shell for the current user. Display the shell for the current user but not necessarily the shell that is running at the movement.
    ```
    $ echo $SHELL
    ```
-1. To change the shell for bob from **`Bash`** to **`Bourne Shell`**
+2. To change the shell for bob from **`Bash`** to **`Bourne Shell`**
    ```
    $ chsh -s /bin/sh bob
    ```
-   
-  
+3. What is the value of the environment variable **`TERM`**
+   ```
+   echo $TERM
+   ```  
+4. Create a new environment variable called **`PROJECT=MERCURY`** and make it persistent by adding the variable to the **`~/.profile`** file.
+   ```
+   echo export PROJECT=MERCURY >> ~/.profile
+   ```
+5. Which of the following directories is not part of the PATH variable?
+   ```
+   /opt/caleston-code
+   ```
+6. Set an alias called **`up`** for the command **`uptime`** and make it persistent by adding to **`~/.profile`** file.
+   ```
+   echo alias up=uptime >> ~/.profile
+   ```
+7. Update Bob's prompt so that it displays the date as per the format below:
+Example: **`[Wed Apr 22]bob@caleston-lp10:~$`**
+Make sure the change is made persistent.
+   ```
+   PS1='[\d]\u@\h:\w\$'
+   or
+   echo 'PS1=[\d]\u@\h:\w$' >> ~/.profile
+   ```
