TSA X-Ray Screening and Image Interpretation 5

Question 1

On a typical dual-energy X-ray display, a block of organic material with even density and wires attached to a battery should be treated as what?

Accepted Answer

A possible IED needing further screening

Answer

An organic mass connected by wires to a power source matches the profile of an IED and must be resolved.

Question 2

Why do screeners use the 'high penetration' function on an X-ray image?

Accepted Answer

To see into denser areas that look too dark at normal settings

Answer

High penetration adjusts the display to show detail inside dense regions that otherwise look dark.

Question 3

A handgun that has been taken apart and spread across a bag is best detected by doing what?

Accepted Answer

Recognizing individual parts such as the barrel, slide, frame, and magazine

Answer

Disassembled firearms are found by recognizing individual parts, since the full gun shape will not appear.

Question 4

A dense metal container such as a thermos or lead-lined bag that blocks the view of what is inside is an example of what?

Accepted Answer

Shielding

Answer

Shielding is when dense material blocks X-rays and may be used on purpose to hide a threat.

Question 5

Live ammunition rounds usually look like what on an X-ray image?

Accepted Answer

Small, dense cylinders with a pointed or rounded tip, often in rows

Answer

Cartridges show up as small dense metal cylinders, often grouped together, with a clear bullet tip.

(TSA) Transportation Security Administration Certified Practice Test