You should know what questions a potential employer can ask and those which are forbidden to ask. You should understand your rights at each step of the process and how you stand at each step. Purchase it at the Barnes and Noble Web site. At some larger agencies, these tasks are performed by separate classifications of employees. At smaller agencies, one job classification might perform all the listed duties.
Some agencies have multi-step classifications for dispatcher.
In some cases, new dispatchers must enter at a level I position, and may only become a level II dispatcher after a certain period of experience and after successfully passing a test. Supervision at comm centers varies greatly. Many police and fire comm centers are still managed by sworn officers or firefighters. At other centers, civilians provide line supervision. They are promoted after a certain period of experience, or must take a competitive test.