Airline Transport Pilot (ATP) Practice Exam
2 – Set 2 Questions and Answers with
Rationales 2025
1. What is the minimum flight visibility required for takeoff or landing under
Part 121, IFR operations at an airport without an operating control tower?
A. 1 statute mile
B. 2 statute miles
C. 1/2 statute mile
D. 3 statute miles
Answer: C. 1/2 statute mile
Rationale: Under 14 CFR §121.651, takeoff or landing under IFR at an airport
without an operating control tower requires a minimum flight visibility of 1/2
statute mile, unless the approach procedure specifies a higher minimum.
2. The maximum crosswind component demonstrated for takeoff and landing in
a large transport category aircraft is:
A. A regulatory limitation
B. A recommended value, not a limitation
,C. Mandatory for airline operations
D. Required to be published in the aircraft operating manual
Answer: B. A recommended value, not a limitation
Rationale: The demonstrated crosswind component is not regulatory—it is the
highest crosswind the aircraft was shown to handle during certification. It serves
as guidance, not a limit.
3. What is the purpose of a “Critical Engine” in performance calculations?
A. The engine with the highest thrust
B. The engine used for emergency descent
C. The engine whose failure most adversely affects the aircraft's performance
D. The engine closest to the centerline
Answer: C. The engine whose failure most adversely affects the aircraft's
performance
Rationale: The "critical engine" is defined as the engine whose failure would
result in the most adverse effect on handling and performance, typically due to
asymmetrical thrust.
4. Under Part 121, a takeoff alternate is required when:
A. The weather at the departure airport is below landing minimums
B. The aircraft is over 100,000 lbs
C. The enroute time exceeds 1 hour
D. The aircraft is carrying more than 100 passengers
, Answer: A. The weather at the departure airport is below landing minimums
Rationale: A takeoff alternate is required if the departure airport weather is
below authorized landing minimums per §121.617.
5. Which approach category does an aircraft with a Vref of 142 knots belong to?
A. Category B
B. Category D
C. Category C
D. Category E
Answer: B. Category D
Rationale: Approach categories are based on Vref:
• Category C: 121–140 knots
• Category D: 141–165 knots
• Category E: 166+ knots
6. Which of the following is a requirement for an ATP certificate with airplane
category multi-engine class rating?
A. 500 hours cross-country flight time
B. 50 hours in class of aircraft
C. 75 hours night flight time
D. 150 hours instrument time
Answer: B. 50 hours in class of aircraft
Rationale: For ATP certificate issuance (14 CFR §61.159), an applicant must have
2 – Set 2 Questions and Answers with
Rationales 2025
1. What is the minimum flight visibility required for takeoff or landing under
Part 121, IFR operations at an airport without an operating control tower?
A. 1 statute mile
B. 2 statute miles
C. 1/2 statute mile
D. 3 statute miles
Answer: C. 1/2 statute mile
Rationale: Under 14 CFR §121.651, takeoff or landing under IFR at an airport
without an operating control tower requires a minimum flight visibility of 1/2
statute mile, unless the approach procedure specifies a higher minimum.
2. The maximum crosswind component demonstrated for takeoff and landing in
a large transport category aircraft is:
A. A regulatory limitation
B. A recommended value, not a limitation
,C. Mandatory for airline operations
D. Required to be published in the aircraft operating manual
Answer: B. A recommended value, not a limitation
Rationale: The demonstrated crosswind component is not regulatory—it is the
highest crosswind the aircraft was shown to handle during certification. It serves
as guidance, not a limit.
3. What is the purpose of a “Critical Engine” in performance calculations?
A. The engine with the highest thrust
B. The engine used for emergency descent
C. The engine whose failure most adversely affects the aircraft's performance
D. The engine closest to the centerline
Answer: C. The engine whose failure most adversely affects the aircraft's
performance
Rationale: The "critical engine" is defined as the engine whose failure would
result in the most adverse effect on handling and performance, typically due to
asymmetrical thrust.
4. Under Part 121, a takeoff alternate is required when:
A. The weather at the departure airport is below landing minimums
B. The aircraft is over 100,000 lbs
C. The enroute time exceeds 1 hour
D. The aircraft is carrying more than 100 passengers
, Answer: A. The weather at the departure airport is below landing minimums
Rationale: A takeoff alternate is required if the departure airport weather is
below authorized landing minimums per §121.617.
5. Which approach category does an aircraft with a Vref of 142 knots belong to?
A. Category B
B. Category D
C. Category C
D. Category E
Answer: B. Category D
Rationale: Approach categories are based on Vref:
• Category C: 121–140 knots
• Category D: 141–165 knots
• Category E: 166+ knots
6. Which of the following is a requirement for an ATP certificate with airplane
category multi-engine class rating?
A. 500 hours cross-country flight time
B. 50 hours in class of aircraft
C. 75 hours night flight time
D. 150 hours instrument time
Answer: B. 50 hours in class of aircraft
Rationale: For ATP certificate issuance (14 CFR §61.159), an applicant must have
