What are the different types of Hypervisor in Cloud Computing?

Hypervisorscomein two main types:

I. Type-1, native or bare-metal hypervisors :Type 1 hypervisor runs directly on the hardware of hostmachine. Itcontrols the
guest operating systemfromhostmachine. It isalso called bare metal hypervisor or native hypervisor.
Examples ofType-1 are:Xen, Oracle VMServer for SPARC, Oracle VMServer for x86, the CitrixXenServer, Microsoft
Hyper-Vand VMware ESX/ESXi.

II. Type-2, hosted hypervisors: Type 2 hypervisor runs likearegularcomputer programon an operating system. The guest
operating systemruns likea process on the hostmachine. Itcreatesan abstract guest operating systemdifferent fromthe host
operating system.
Examples ofType-2 are:VMware Workstation, VMware Player, VirtualBox, Parallels Desktop for Macand QEMUare
examples oftype-2 hypervisors.