SCORM is a collection of specifications and standards used as a "reference model" of interrelated technical specifications for Web-based learning content and systems.
Good discussion of different types of card used throughout the world."Cards containing chips, called smart cards, simply cannot match something that's supposedly dumb and has been around since the 1970s: ordinary credit cards with magnetic stripes running across their backs. The dumb cards don't need a brain of their own: the network supplies the necessary smarts."
A visual overview of a few of the most common connectors and the devices that can connect to them. Relatively up to date, it doesn't cover near-obsolete connections such as parallel or serial ports, PS2, etc.
"The IEEE has published two important new standards for WiFi mesh networking and peer-to-peer communication between WiFi devices. It says the latter could produce a 10 fold increase in the data rate between connected devices."