Linux Fundamentals - Environment Variables

The video tutorial explains environment variables, their usage in shell scripts, and how they differ across SSH sessions. It demonstrates accessing and setting environment variables using commands like 'echo' and 'export'. The tutorial also covers setting runtime variables for applications like Node.js, Python, and Java. A challenge is presented to create a new variable and script.

What is the significance of the SSH connection variables in different user sessions?

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Describe the process of creating a shell script that prints your name using an environment variable.

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How do runtime variables affect applications like Node.js, Python, and Java?

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