Certification Examination Practice

Illinois Transportation Security Screener Certification Examination Practice Questions And Correct Answers (Verified Answers) Plus Rationales 2026 Q&A | Instant Download Pdf

• Which of the following is the primary responsibility of a Transportation

Security Screener?

• Managing airport operations
• Screening passengers and baggage for prohibited items
• Piloting aircraft
• Ticketing passengers

Rationale: The main role of a Transportation Security Screener is to

ensure the safety of passengers and crew by screening passengers and their belongings for prohibited items. 1 / 4

• What is the first step a screener should take when a passenger sets off

the metal detector?

• Ignore it if the passenger is calm
• Conduct a secondary screening using a hand-held metal detector
• Immediately call law enforcement
• Confiscate all personal belongings

Rationale: Secondary screening with a hand-held metal detector is

the standard protocol to identify the source of the alarm.

• Which item is prohibited in carry-on luggage according to TSA

regulations?

• Toothpaste
• Liquids over 3.4 ounces (100 ml)
• Clothing
• Books

Rationale: TSA restricts liquids over 3.4 ounces in carry-on bags to

reduce risk of liquid explosives.

• When dealing with a non-compliant passenger, a Transportation

Security Screener should:

• Use physical force immediately
• Ignore the behavior
• Follow TSA protocols and call a supervisor or law enforcement if

necessary

• Deny boarding without explanation 2 / 4

Rationale: Screeners are trained to handle non-compliance

professionally, escalating only as per protocol.

• What is the purpose of the Advanced Imaging Technology (AIT)

scanner?

• To weigh luggage
• To detect metallic and non-metallic threats on passengers
• To check boarding passes
• To scan cargo

Rationale: AIT scanners are used to detect potential threats

concealed on a passenger’s body.

• Which of the following is considered a threat item?
• Cell phone
• Keys
• Explosives
• Umbrella

Rationale: Threat items are objects that could pose a danger to

passengers, crew, or aircraft, such as explosives or weapons.

7. Transportation Security Screeners are required to report:

• Flight delays
• Security incidents and suspicious activities
• Ticket pricing errors
• Passenger complaints about luggage 3 / 4

Rationale: Reporting security incidents ensures timely response and

maintains airport safety.

• How often must Transportation Security Screeners undergo recurrent

training?

• Every 5 years
• Annually
• Monthly
• Never

Rationale: TSA requires annual recurrent training to ensure screeners

are up-to-date with procedures and regulations.

• Which of the following is the correct procedure for screening liquids in

carry-on baggage?

• Liquids can be any size
• All liquids must be in containers 3.4 ounces (100 ml) or smaller and

fit in a quart-sized bag

• Liquids must be poured into a communal container
• Liquids are not allowed at all

Rationale: TSA’s 3-1-1 rule ensures liquids are screened safely and

efficiently.

• What is an appropriate response if a passenger refuses to

remove a prohibited item?

• Confiscate without explanation
• Inform the passenger of the prohibition and escalate to supervisor
• / 4