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.
The ICS organization is built around five major components that apply during a âroutineâ emergency, when preparing for a major event, or when managing a response to a major disaster. 1  1. Command function is directed by the Incident Commander, a fully qualified person who is charged with managing the incident.