Answer:
1st one . A bare-metal hypervisor (Type 1) is a layer of software we install directly on top of a physical server and its underlying hardware. mainly found in enterprise environments.
2nd. A Type 2 hypervisor, also called a hosted hypervisor, is a virtual machine manager that is installed as a software application on an existing operating system (OS). ... Examples of this type of hypervisor include VMware Fusion, Oracle Virtual Box, Oracle VM for x86, Solaris Zones, Parallels and VMware Workstation.
3rd. VirtualBox is open-source software for virtualizing the x86 computing architecture. It acts as a hypervisor, creating a VM (virtual machine) where the user can run another OS (operating system).
4th. a virtual machine is an emulation of a computer system. Virtual machines are based on computer architectures and provide functionality of a physical computer. Their implementations may involve specialized hardware, software, or a combination.
hope it helps x
Step-by-step explanation:
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