Changes

* : Linux is the <u>only</u> OS on the computer. * : Any existing data on your hard disk will be '''erased'''.

* : 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>

* : ''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>

In this sectioninvestigation, you will first ''download'' and ''install'' the '''VirtualBox''' VM application on your home computer,<br>then you will then ''download'' and unzip the '''Knoppix Live Distribution VM''' file to your computer.

# '''Click''' the following link to access the '''Oracle Virtualbox''' application download website:<br>[https://www.virtualbox.org/wiki/Downloads https://www.virtualbox.org/wiki/Downloads]<br><br>

#Enter the following command: <span style="color:blue;font-weight:bold;font-family:courier;">bash /home/murray.saul/scriptsmyscripts/week7-check-1</span><br><br>