DVDs are based on the UDF format and CD-R and CD-RW disks use UDF as an optional second standard. UDF, defined by the Optical Technology Storage Association (OTSA), is a subset of ISO 13346, an interchange standard for non-sequential recording of data.
The user interface or humanâmachine interface is the part of the machine that handles the humanâmachine interaction. Membrane switches, rubber keypads and touchscreens are examples of the physical part of the Human Machine Interface which we can see and touch.
Short for human-computer Interaction, a discipline concerned with the study, design, construction and implementation of human-centric interactive computer systems. user interface, such as a GUI, is how a human interacts with a computer, and HCI goes beyond designing screens and menus that are easier to use and studies the reasoning behind building specific functionality into computers and the long-term effects that systems will have on humans.