PSD Dispatch Technologies and Systems 3

Question 1

What is the role of GIS (Geographic Information System) in modern dispatch operations?

Accepted Answer

Providing map-based visual data to support incident location and unit routing

Answer

GIS gives dispatchers visual mapping tools to pinpoint incident locations, display unit positions, and support routing decisions.

Question 2

What does 'interoperability' mean in the context of public safety communications?

Accepted Answer

The ability of different agencies' radio systems to communicate with each other

Answer

Interoperability refers to the ability of public safety agencies using different radio systems to communicate seamlessly during incidents.

Question 3

Which radio system standard is widely used for digital public safety communications in North America?

Accepted Answer

P25 (Project 25)

Answer

Project 25 (P25/APCO-25) is the North American standard for digital radio communications used by public safety agencies.

Question 4

What is a 'trunked radio system'?

Accepted Answer

A system that dynamically assigns channels from a pool to users as needed

Answer

A trunked radio system uses a controller to automatically assign available channels from a shared pool, improving spectrum efficiency.

Question 5

What is the purpose of an Incident Command System (ICS) number within a CAD system?

Accepted Answer

To assign a unique tracking number to each incident for reference and documentation

Answer

An ICS or incident number is a unique identifier assigned by CAD to each incident, enabling consistent tracking, retrieval, and documentation.

(PSD) Certified Public Safety Dispatcher Practice Test