Dive into Linux

Dive Into Linux

Open source is software where the code is available to anyone to modify, enhance, and use.

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​What is Open Source?

• Security

• Warranties

• Operational issues

• Copyright

Cons

• Quick solves for problems

• Can scale up to larger systems

• Cheap (or free!)

• Community involvement

Pros

Pros and Cons to Open Source

So why use it?

For many users, the lower cost and higher degree of functionality is worth the risks!

Linux is the largest open source project to date, and has created hundreds of effective operating systems for all sorts of uses!

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​Linux is Open Source

Multiple Choice

Choose the CON to Open Source

• free

• security

• quick solves

• community involvment

Multiple Choice

Choose the PRO to open source

• Copyright

• Security

• Free

• Warrantee

So let's talk vocabulary.

A Kernel is the part of the operating system that helps the software interact with the hardware. If we think about the OS layers from last class, it sits in between the OS and the hardware.

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Kernel

If it's a Linux operating system, it's based on the Linux Kernel.

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​The Linux Kernel is the basis of Linux

Any operating system based on the Linux Kernel. Any of those look familiar?

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​Distribution/
Distro

The user interface. What lets you click on a screen instead of typing in commands.

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​Desktop Environment

Text commands. The terminal is the stuff "under the hood" of any Linux distro. The language is called "command line." It's less scary than you think!

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​Terminal

​The very very bottom of your files. Where absolutely everything sits. Think of it like the base folder where you go to get everything.

Root Directory

Also called the Superuser. The user that has all the administrative privileges. On the ThinkLab computers, you will not have root user privileges.

​​Root User

​Root

Drag and Drop

A ​

Placeholder

is the basis of Linux.

Drag these tiles and drop them in the correct blank above

Kernel

distro

Terminal

Root

Superuser

Desktop Environment

Drag and Drop

A superuser is also called the ​

Placeholder

​ or sometimes simply ​

Placeholder

Drag these tiles and drop them in the correct blank above

root user

root directory

distro

terminal

kernel

root

Dropdown

When you want to be able to click on your OS, you need a ​

Select answer

• Good for new users

• Similar to OSs you know

• What we'll be using!​

​Ubuntu

• Good for science distros

• Less user friendly than Ubuntu

• Fewer bugs

• More software options

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Debian

• Not free!

• Run by a larger company

  • You don't have to figure it out!

• Best for businesses

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​Red Hat

• Linux mobile platform

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​Android

• Cloud based

• Lightweight

• No installation

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​ChromeOS

• Microcontroller

• Used for making small items

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​RaspberryPi

• Made by science groups

• Specifically for tracking specialty data

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Scientific Linux

Multiple Choice

True or False: You have used at least one Linux distro!

• True

• False