Different Operating Systems

  • Windows
  • Mac OS X
  • Linux
  • iOS
  • Android

System Resources

  • Memory (RAM)
  • Storage (HDD/SSD)
  • Processor (CPU)
  • etc…

Whats a Virtual Machine (VM)?

  • Computers within computers
  • All running on same set of resources
  • Can do different things at the same time
  • Can run multiple VM’s on one set of hardware
  • VM’s typically run on virtual hard drive
    • Can easily transfer
    • Can easily snapshot

Benefits of Virtualization

  • Security: Separate applications from interfering with each other
  • Testing: Open unknown, potentially malicious files
  • Learning: Try out new programs without having to worry
  • Resource optimization: Use what you have more efficiently
  • Many more!


Fancy word for software that runs at the OS level to manage VM’s


  • One server to rule them all
  • Ability to manage multiple hypervisors at once
  • Combine resources
  • Redundancy