Vector based graphics like SVG image files show images with no pixelation when the size is changed. This is because they have rules like 'draw a black square 20% of the image width', whereas raster image (png, jpg) say 'pixel 158 is colored black'.

A Virtual Machine (VM) is a software program that allows a vitrual Operating System to run on top of whatever OS is controlling the hardware. One major benefit of a VM is if it crashes, it can be quickly and easily started from a saved safe state. Multiple virtual machines can also exist within a single host at one time, and can be run cheaply from the cloud by services like Amazon's AWS.

See VNC.

The system that allows you to to see what your process or facility is doing. Process Visualization would be created in Ignition to view the current status of your process.

Virtual Network Computing (VNC) is a graphical, desktop sharing system that uses the Remote Frame Buffer protocol (RFB) to remotely control another computer. VNC is platform-independent – there are clients and servers for Java and for many GUI-based operating systems. This form of desktop sharing transmits keyboard and mouse events from one system to another over the network based on screen updates.

See Virtual Machine.

See VoIP.

Voice over IP (VoIP) is a method and a group of technologies for delivering voice communications and multimedia sessions over Internet Protocol (IP) networks, such as the Internet. This enables users to communicate via telephone over an Internet connection instead of a traditional analog connection.

A viewport is the term for the visible area on a display device. It is used in design as a way to refer to the display screen and how layout fits into that screen. In Perspective, viewports are particularly relevant to container layouts and style classes.