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.
Emergency Management Agency (FEMA). 5-1999. ICS is the model tool for command, control, and coordination of a response and. provides a means to coordinate the efforts of individual agencies as they work. toward the common goal of stabilizing the incident and protecting life, property, and the environment. ICS uses principles that have been proven to improve.