Final answer:
In the Incident Command System (ICS), "out of service" means resources or assets that are unavailable or unable to perform their functions. This can include equipment, personnel, or facilities.
Step-by-step explanation:
In the context of the Incident Command System (ICS), the term "out of service" refers to resources or assets that are not available or unable to perform their designated functions. This can include equipment, personnel, or facilities that are temporarily unavailable due to maintenance, repairs, or other reasons.
For example, in a fire department, if a fire truck is being repaired or undergoing maintenance, it would be considered "out of service". This means that the truck cannot be used to respond to emergencies until it is back in service.
The concept of "out of service" is important in ICS as it helps responders and incident commanders effectively manage and allocate available resources.