Certified Transportation Security Administration Driver Forensic Science & Analysis 3

Question 1

During a vehicle inspection, a TSA driver finds a package with an unknown liquid leaking from it. Which hazmat placard color typically indicates a flammable liquid?

Accepted Answer

Red

Answer

Red hazmat placards are used internationally to designate flammable liquids and flammable gases per DOT and international hazardous materials standards.

Question 2

In forensic analysis of transportation incidents, what is the primary purpose of photographing tire tracks before casting them?

Accepted Answer

To create a backup record if the casting fails

Answer

Photographing tire tracks before casting creates a permanent backup record of the original evidence state in case the casting process disturbs or destroys the impression.

Question 3

A suspicious device is found in a transport vehicle. The TSA driver should NOT do which of the following?

Accepted Answer

Use a radio or cell phone near the device

Answer

Radio and cell phone transmissions can trigger certain explosive devices, making their use near a suspicious device extremely dangerous.

Question 4

What is the forensic significance of recording the GPS coordinates and timestamp when discovering potential evidence during a TSA transport mission?

Accepted Answer

It establishes location provenance and temporal context for chain of custody

Answer

GPS coordinates and timestamps establish the precise time and location of discovery, which is critical metadata for maintaining chain of custody and evidence admissibility.

Question 5

Which latent fingerprint development technique is most appropriate for a non-porous surface such as a vehicle window?

Accepted Answer

Aluminum powder dusting

Answer

Aluminum powder (or similar metallic powders) adheres to the oils in latent fingerprints on non-porous surfaces like glass and metal, making them visible for photography.

Certified Transportation Security Administration Driver Practice Test

Certified Transportation Security Administration Driver Practice Test

Certified Transportation Security Administration Driver Forensic Science & Analysis 3