AAAE ACE Operations Study - Mod 1
Questions with Correct Answers 2026
Part 139 applies to all airports in every state, territory, or possession of the US at which pa
x operations of the following types occur: - CORRECT ANSWER -
1. Scheduled operations by small aircraft designed for more than 9 but less than 31 seats, e
xcept for Alaska
2. Scheduled operations by large aircraft designed for 31 or more seats
3. Unscheduled operations by large aircraft designed for 31 or more seats
Part 139 requirements is not applicable to - CORRECT ANSWER -- Heliports
- Airports operated by the US government
-
airports serving scheduled air carrier operations only because they have been designated a
s an alternate airport
-
Airports in Alaska that only serve scheduled ops of small air carrier aircraft and do not ser
ve scheduled or unscheduled ops of large air carrier aircraft
- Airports in Alaska when not serving ops of large air carrier aircraft unless specified by FAA
Class I Airport - CORRECT ANSWER -- Scheduled large air carrier aircraft
- Unscheduled large air carrier aircraft
- Scheduled small air carrier aircraft
Class II Airport - CORRECT ANSWER -- Unscheduled large air carrier aircraft
- Scheduled small air carrier aircraft
Class III Airport - CORRECT ANSWER -- Scheduled small air carrier aircraft
, Class IV Airport - CORRECT ANSWER -- Unscheduled large air carrier aircraft
Airport Certification Safety Inspector (ACSI) - CORRECT ANSWER -
credentialed FAA personnel responsible for conducting periodic airport inspections and ensu
ring part 139 is carried out by FAA's compliance and enforcement program. ACSIs investigat
e potential violations, recommend enforcement actions, and represent the administrator.
AFFF - CORRECT ANSWER -Aqueous Film Forming Foam Agent
Air Carrier Aircraft - CORRECT ANSWER -
an aircraft that is being operated by an air carrier and is categorized as either a large air ca
rrier aircraft if designed for at least 31 passenger seats
or a small air carrier aircraft if designed for more than nine passenger seats but less than 3
1 passenger seats, as determined by the aircraft type certificate issued by a
competent civil aviation authority.
Air carrier operation - CORRECT ANSWER -
the takeoff or landing of an air carrier aircraft and includes the period of time from 15 min
utes before until 15 minutes after the takeoff or landing.
Airport - CORRECT ANSWER -
an area of land or other hard surface, excluding water, that is used or intended to be used
for the landing and takeoff of aircraft, including any buildings and
facilities.
Airport Operating Certificate - CORRECT ANSWER -
a certificate, issued under this part, for operation of a Class I, II, III, or IV airport.
Questions with Correct Answers 2026
Part 139 applies to all airports in every state, territory, or possession of the US at which pa
x operations of the following types occur: - CORRECT ANSWER -
1. Scheduled operations by small aircraft designed for more than 9 but less than 31 seats, e
xcept for Alaska
2. Scheduled operations by large aircraft designed for 31 or more seats
3. Unscheduled operations by large aircraft designed for 31 or more seats
Part 139 requirements is not applicable to - CORRECT ANSWER -- Heliports
- Airports operated by the US government
-
airports serving scheduled air carrier operations only because they have been designated a
s an alternate airport
-
Airports in Alaska that only serve scheduled ops of small air carrier aircraft and do not ser
ve scheduled or unscheduled ops of large air carrier aircraft
- Airports in Alaska when not serving ops of large air carrier aircraft unless specified by FAA
Class I Airport - CORRECT ANSWER -- Scheduled large air carrier aircraft
- Unscheduled large air carrier aircraft
- Scheduled small air carrier aircraft
Class II Airport - CORRECT ANSWER -- Unscheduled large air carrier aircraft
- Scheduled small air carrier aircraft
Class III Airport - CORRECT ANSWER -- Scheduled small air carrier aircraft
, Class IV Airport - CORRECT ANSWER -- Unscheduled large air carrier aircraft
Airport Certification Safety Inspector (ACSI) - CORRECT ANSWER -
credentialed FAA personnel responsible for conducting periodic airport inspections and ensu
ring part 139 is carried out by FAA's compliance and enforcement program. ACSIs investigat
e potential violations, recommend enforcement actions, and represent the administrator.
AFFF - CORRECT ANSWER -Aqueous Film Forming Foam Agent
Air Carrier Aircraft - CORRECT ANSWER -
an aircraft that is being operated by an air carrier and is categorized as either a large air ca
rrier aircraft if designed for at least 31 passenger seats
or a small air carrier aircraft if designed for more than nine passenger seats but less than 3
1 passenger seats, as determined by the aircraft type certificate issued by a
competent civil aviation authority.
Air carrier operation - CORRECT ANSWER -
the takeoff or landing of an air carrier aircraft and includes the period of time from 15 min
utes before until 15 minutes after the takeoff or landing.
Airport - CORRECT ANSWER -
an area of land or other hard surface, excluding water, that is used or intended to be used
for the landing and takeoff of aircraft, including any buildings and
facilities.
Airport Operating Certificate - CORRECT ANSWER -
a certificate, issued under this part, for operation of a Class I, II, III, or IV airport.
