Content =INSTALLING LINUX / LIVE LINUX / VIRTUALIZATION=<br>===Main Objectives of this Practice Tutorial=== :* Download and install the '''VirtualBox''' VM software application :* Download and run the '''Knoppix Live VirtualBox file''' in a virtual machine :* Open a terminal and connect to your Matrix account via the '''ssh''' utility :* Run several '''open-source applications''' in your graphical Knoppix Linux environment :* Understand the '''limitation''' of running Knoppix Live as opposed to a '''persistent''' Knoppix installation<br> ===Tutorial Reference Material=== {|width="100%" cellspacing="0" cellpadding="10" |- valign="top" |colspan="2" style="font-size:16px;font-weight:bold;border-bottom: thin solid black;border-spacing:0px;"|Course Notes<br> |colspan="2" style="font-size:16px;font-weight:bold;border-bottom: thin solid black;border-spacing:0px;padding-left:15px;"|Concepts<br> |colspan="1" style="font-size:16px;font-weight:bold;border-bottom: thin solid black;border-spacing:0px;padding-left:15px;"|YouTube Videos<br> |- valign="top" style="padding-left:15px;" |colspan="2" |Course Notes:<ul><li>[https://matrix.senecacollege.ca/~osl640/slides/OSL640-Week7.pdf PDF] | [https://matrix.senecacollege.ca/~osl640/slides/OSL640-Week7.pptx PPTX]</li></ul> | style="padding-left:15px;" |Installing Linux* [https://www.linux.com/training-tutorials/linux-installation-choices/ Linux Installation Choices]* [https://en.wikipedia.org/wiki/Live_CD Live Linux Definition]* [https://en.wikipedia.org/wiki/Virtualization Virtualization Definition]* [https://en.wikipedia.org/wiki/Optical_disc_image ISO Definition]* [https://en.wikipedia.org/wiki/Virtual_private_network VPN Definition<br>Commands<br>* [https://man7.org/linux/man-pages/man8/sudo.8.html sudo]* [https://man7.org/linux/man-pages/man8/ping.8.html ping]* [https://man7.org/linux/man-pages/man8/dnf.8.html dnf]| style="padding-left:15px;"|Red Hat Resources* [https://www.redhat.com/en Red Hat Website]* [https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/ Red Hat Documentation]* [https://sso.redhat.com/auth/realms/redhat-external/protocol/openid-connect/registrations?client_id=https%3A%2F%2Fwww.redhat.com%2Fwapps%2Fugc-oidc&redirect_uri=https%3A%2F%2Fwww.redhat.com%2Fwapps%2Fugc%2Fprotected%2Faccount.html&response_type=code&scope=openid Red Hat Registration Page] |} = KEY CONCEPTS = ===Installing Linux=== Having a Linux system on your home computer provides '''access''' to a large selection of '''open source software'''.<br> Installing your own version of Linux on your notebook or desktop computer also can make it easier to practice working<br>in the Linux environment and '''learn''' how to perform routine '''Linux OS administration tasks'''. [[Image:distro-1.png|thumb|right|450px|Listing of Common Linux Distributions.<br>(Image licensed under development[https://creativecommons.org/licenses/by-sa/3.0/ cc])]]''A '''Linux distribution''' (often abbreviated as distro) is an operating system made from a software collection that is based upon the Linux kernel and, often, a package management system. Linux users usually obtain their operating system by downloading one of the Linux distributions, which are available for a wide variety of systems...'' Reference: https://en.wikipedia.org/wiki/Linux_distribution ''Steps in the Linux Installation Process:'' * '''Select''' a ''Linux Distribution'' to '''download''' (ISO image file or VM file). * '''Create''' VM and '''install''' Linux Distribution or '''run''' VM file.<br> ===Linux Installation Methods===[[Image:stand-alone.png|thumb|right|250px|Linux is the only OS on the computer<br>(Image licensed under [https://creativecommons.org/licenses/by-sa/3.0/ cc])]] '''Standalone Installation''' : Linux is the <u>only</u> OS on the computer. : Any existing data on your hard disk will be '''erased'''. [[Image:grub-boot-menu.png|thumb|right|250px|The '''grub boot menu''' to select different operating systems upon computer startup.<br>(Image licensed under [https://creativecommons.org/licenses/by-sa/3.0/ cc])]]'''Dual-boot / Multi-boot Installation''' : A '''boot menu''' allows the user to select the desired OS.<br><br>: '''Advantages''' of Dual-Boot or Multi-Boot:<ol><li>This option provides a method to access your computer if one OS '''fails to boot-up'''.</li><li>'''Access the Windows partition''' if your Windows OS cannot boot-up.</li><li>This booting method is great for '''troubleshooting'''<br>(''for example:'' boot into Linux OS to eliminate a hardware issue).</li></ol>: '''Installation Tips:'''<ol><li>It is recommended to '''back up important data''' before proceeding.</li><li>It is recommended to '''install the Linux OS <u>last</u>''', as other operating systems may not offer a multi-boot option.</li></ol> '''Virtual Machine Installation''' [[Image:vm-player-menu.png|thumb|right|250px|VMware Player launch menu for Ubuntu Linux OS<br>(Image licensed under [https://creativecommons.org/licenses/by-sa/3.0/ cc])]]: ''Virtualization is the process of running a virtual instance of a computer system in a layer abstracted from the actual hardware.'' Reference: https://opensource.com/resources/virtualization: The virtualized OS is installed and run in a window under another OS. Special software is used to manage the entire process, referred to as the '''hypervisor'''.<br><br>: '''Advantages''' of Virtualization:<ol><li>You can run VM from an '''ISO image file''' or a '''VM file'''.</li><li>One or more virtual machines can be run at the <u>same</u> time.</li><li>The '''guest''' OS '''shares hardware''' with the '''host''' OS and possibly other virtualized systems.</li><li>The '''guest''' systems have '''network access''' through the host.</li></ol>: '''Installation Tips:'''<ol><li>Virtualization requires a '''compatible processor''': not all processors support that feature.</li><li>Your '''BIOS''' should be set to '''<u>enable</u> Virtualization'''.</li><li>Popular VM software for '''Windows''', '''Apple''' and '''Linux''' OS include:<ul><li>VMware</li><li>Oracle Virtual Box</li></ul></li></ol> <br> ===Live Linux CD=== [[Image:linux-distro-2.png|thumb|right|150px|Knoppix is a popular Live Linux CD Distribution.<br>(Image licensed under[https://creativecommons.org/licenses/by-sa/3.0/ cc])]]''A live CD (also live DVD, live disc, or live operating system) is a complete bootable computer installation including operating system which runs directly from a CD-ROM or similar storage device into a computer's memory, rather than loading from a hard disk drive. A Live CD allows users to run an operating system for any purpose without installing it or making any changes to the computer's configuration. '' Reference: https://en.wikipedia.org/wiki/Live_CD The '''Knoppix Live CD''' is available to run on workstations at Seneca College via '''AppsAnywhere'''<br>or you can download and run it on your home computer as a Virtual Machine<br>(requires '''VirtualBox''' VM software installed on your computer).<br><br><!--:''Steps to Run Knoppix from AppsAnywhere (Seneca Labs):''<table align="right"><tr valign="top" ><td>[[Image:knoppix-3.png|thumb|right|280px|'''Launch Knoppix''' from '''Virtualbox''' menu.<br>(Image licensed under[https://creativecommons.org/licenses/by-sa/3.0/ cc])]]</td><td>[[Image:knoppix-4.png|thumb|right|200px|Click '''Switch''' to enter '''scale mode'''.]]</td></tr></table>#Start your Seneca College lab workstation and login to your Seneca Windows account.#Click on the '''Search Apps''' area located in the top right corner of the MyApps window and type the word: '''knoppix'''#Select the ''knoppix'' application icon and click '''Launch'''. Your file manager will open and display both the Knoppix virtual machine icon and a Knoppix Installation ISO file.# '''Double-click''' on the icon '''Knoppix.vbox''' The Virtualbox application will launch and display the virtual machine for Knoppix.# '''Double-click''' on the Knoppix VM in the left window to launch this VM and click the '''Switch''' button when prompted to enter scale mode. :''Steps to Run Knoppix Live from Your Remote Computer:''[[Image:knoppix-download.png|thumb|right|280px|'''Knoppix Download Webpage.]]# Click on the following link to download the lastest knoppix ISO:<br>[https://www.knopper.net/knoppix-mirrors/index-en.html https://www.knopper.net/knoppix-mirrors/index-en.html]<br><br># If you are burning to a CD, click on the following link for instructions:<br>[https://www.wikihow.com/Install-Knoppix-Linux Install Knoppix LInux]<br><br>'''NOTE:''' If you are burning to a USB, click on the following link for instructions:<br>[https://itstillworks.com/boot-knoppix-usb-6904288.html How to Boot Knoppix from USB] --><br><br>
= INVESTIGATION 1: CREATING A RED HAT ACCOUNT AND DOWNLOADING THE ISO =