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.
What type of ics structure is being used in a complex incident with multiple incident commanders representing multiple jurisdictions working together to establish incident objectives? An Area Command involves multiple, simultaneous incidents, each with their own ICS structure, and their respective Incident Commander (IC).