CSI Electronic Surveillance Systems 3

Question 1

Which legal doctrine requires law enforcement to obtain a warrant before using a device that detects heat signatures inside a private home?

Accepted Answer

Kyllo v. United States ruling

Answer

The Supreme Court's Kyllo v. United States (2001) held that using thermal imaging to detect activity inside a home constitutes a Fourth Amendment search requiring a warrant.

Question 2

An IP camera with PoE (Power over Ethernet) capability means it:

Accepted Answer

Receives both data and electrical power through the network cable

Answer

PoE technology allows a single Ethernet cable to simultaneously carry data and supply electrical power to the camera, simplifying installation.

Question 3

In video surveillance, 'looping' recordings refers to:

Accepted Answer

Overwriting the oldest footage when storage is full

Answer

Looping (or loop recording) automatically overwrites the oldest stored footage when storage capacity is reached, ensuring continuous recording.

Question 4

What is the primary purpose of a 'privacy mask' feature in surveillance camera software?

Accepted Answer

To block recording of specific areas within the camera's field of view

Answer

Privacy masks are configurable zones within a camera's view that are blacked out in the recording, protecting areas where privacy must be maintained.

Question 5

Which technique do investigators use to correlate footage from multiple cameras to track a subject's movement through a facility?

Accepted Answer

Forensic timeline reconstruction

Answer

Forensic timeline reconstruction involves reviewing footage from multiple camera sources and chronologically sequencing appearances to establish a subject's path.

(CSI) Certified Security Investigator Practice Test

(CSI) Certified Security Investigator Practice Test

CSI Electronic Surveillance Systems 3