Virtualization

Virtualization

1. Advantages

   • Cheaper
   • Reduces workload
   • Energy Saving

2. Drawbacks

   • creates security risk
   • Availability issue
   • Scalaility issue

3. definition

   • Virtualization is the process of running a virtual instance of a computer system in a layer abstracted from the actual hardware

4. hypervisor

   • type1-bare metal
   • type 2- hosted

5. examples

   • application virtualization
   • Desktop virtualization
   • server virtualization
   • Network Virtualisation
   • Storage Virtualisation