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.
Incident Command System (ICS): 5 Major Components. Regardless of the size of the incident or the number of private businesses and governmental agencies involved in the response, all incidents require a coordinated effort to ensure an effective response and the efficient, safe use of resources.