Virtual Machines

Question 1

computer software or hardware that enables you to host multiple virtual machines. Each virtual machine is able to run its own programs.

Answer 1

Hypervisor

Question 2

2 Types of Hypervisor

Answer 2

Type 1: This type of hypervisor runs directly on the system hardware. It is commonly referred to as “bare metal” or “native.”
Type 2: This type of hypervisor (for example, VMware Fusion) requires a host OS to run. This is the type of hypervisor that is typically used by client devices.

Question 3

a software emulation of a physical server with an operating system.

Answer 3

Virtual Machines

Question 4

is a software-based Layer 2 switch that operates like a physical Ethernet switch.

Answer 4

Virtual Switch (vSwitch)

Question 5

is an architectural framework created by the European Telecommunications Standards Institute (ETSI) that defines standards to decouple network functions from proprietary hardware-based appliances and have them run in soft- ware on standard x86 servers.

Answer 5

Network Functions Virtualisation (NFV)

Question 6

is all the hardware and software components that comprise the platform environment in which virtual network functions (VNFs) are deployed

Answer 6

NFV Infrastructure (NFVI)