Which one of the following actions should be taken FIRST after a fire has been detected?

A.
Turn off power to the computers

B.
Call the fire department

C.
Notify management

D.
Evacuate all personnel

Explanation:
Protection of life is of the utmost importance and should be dealt with first before
looking to save material objects. . – Shon Harris All-in-one CISSP Certification Guide pg 625