Hypervisors

Special software that creates the virtual hardware for devices in virtualization.

Special software that creates the virtual hardware for devices in virtualization.

Hypervisor

An instance of virtual hardware created by a hypervisor, which can run a guest operating system.

Virtual machine (VM)

The operating system installed within a virtual machine, separate from the host operating system.

Guest OS

The underlying operating system of the physical computer, separate from the guest operating system.

Host OS

Bare-metal hypervisors that are installed as an operating system on a dedicated bare metal server.

Type 1 Hypervisors

Hosted hypervisors that are installed as an application on personal computers or laptops.

Type 2 Hypervisors

The decrease in performance experienced by Type 2 hypervisors due to competing for hardware resources with other applications and having to send hardware requests through the computer's operating system.

Performance Penalty

A virtual network card installed within a virtual machine to provide network access.

Virtual Network Adapter

The ability of hypervisors to keep each virtual machine and its virtual hardware isolated and independent from other virtual machines.

Isolation

A web-based interface used to access and manage a Type 1 hypervisor and the virtual machines running on it.

Administration Portal