CFI Surveillance Methods & Technology 2

Question 1

Which type of camera system is BEST suited for capturing license plates in low-light parking areas at a fire scene?

Accepted Answer

Infrared-capable IP camera with narrow focal length

Answer

Infrared-capable IP cameras with narrow focal lengths provide sufficient illumination and resolution to capture plate details in low-light environments.

Question 2

When reviewing DVR footage from a business near a fire scene, the investigator notices a 2-hour gap in the recording. What is the FIRST investigative step?

Accepted Answer

Verify the DVR's recording schedule and storage capacity settings

Answer

Investigators must first rule out technical explanations such as scheduled recording gaps or storage overwrites before assuming intentional deletion.

Question 3

A drone conducting aerial surveillance of a fire scene must comply with which federal regulatory framework?

Accepted Answer

FAA Part 107 regulations

Answer

FAA Part 107 governs commercial drone operations in the United States, including those used for fire investigation aerial surveys.

Question 4

What is the primary advantage of using thermal imaging cameras during post-fire surveillance rather than standard visible-light cameras?

Accepted Answer

They can detect heat differentials indicating smoldering hot spots

Answer

Thermal cameras detect infrared radiation, enabling investigators to locate residual heat signatures that may indicate rekindling risks or origin areas.

Question 5

Social media surveillance as part of a fire investigation is MOST useful for:

Accepted Answer

Identifying persons of interest posting near the scene before the fire

Answer

Social media posts with geolocation or timestamps can place suspects near a scene and identify persons of interest for further investigation.

(CFI) Certified Fire Investigator Practice Test

(CFI) Certified Fire Investigator Practice Test

CFI Surveillance Methods & Technology 2