A closed beta is a limited release where only those who have been given access can test the software while an open beta or public beta is a free (as in liberty) release that allows anyone to download and try it out.
The Incident Command System (ICS) is a systematic tool used for the command, control, and coordination of an emergency response. ICS allows agencies to work together using common terminology and operating procedures for controlling personnel, facilities, equipment, and communications at a single incident scene.
NIMS/ICS Training Requirements National Incident Management System (NIMS) and Incident Command Systems (ICS) The National Incident Management System (NIMS) is one of two methods by which the US government responds to emergencies and disasters. NIMS is not to be confused with the Incident Command System (ICS). NIMS employs ICS when a disaster strikes.