Linux Fundamentals - Creating Executable Script

This video tutorial covers file permissions and the use of the chmod command to modify them. It explains how to create and execute shell scripts, emphasizing the importance of file extensions and permissions. The tutorial also demonstrates editing scripts using the nano editor and executing them with different path references. Additionally, it discusses the PATH variable and best practices for script execution.

What command is used to change file permissions in Linux?

• chgrp

• chown

• chmod

• chperm

Why is it a good practice to add the '.sh' extension to shell scripts?

• It makes the script executable

• It automatically sets the correct permissions

• It indicates the script is written for the shell

• It prevents the script from being deleted

What is the purpose of the shebang line in a shell script?

• To specify the script's author

• To define the script's execution environment

• To set the script's permissions

• To provide a description of the script

Which command is used to open a file in the nano editor?

• open

• edit

• vi

• nano

What does the PATH variable in Linux do?

• Stores user passwords

• Defines the search path for executable files

• Lists all installed software

• Holds the current working directory

Why might a script not execute if only the script name is entered?

• The script is not in the PATH

• The script lacks a shebang line

• The script is not owned by the user

• The script is too large

What is a recommended practice for organizing executable scripts in a user's home directory?

• Store them in a temporary folder

• Create a 'bin' folder in the home directory

• Add them to the PATH directly

• Place them in the root directory