Federal Office of – Transport Pilot Licence
Theoretical Exam Principles Flight
,1. A current value used for Meteorology, weather products, hazards and go/no-go decision making within the aviation knowledge
differs materially from the value used in the previous calculation. What should be done before relying on the result during a routine
quality-control review? A sample of 34 items is examined; 2 show a different condition, and the supporting record is 67 hours old.
A. Validate measurements and inputs, apply the approved calculation method, compare the result with required limits, and retain the
calculation record.
B. Select the most favorable result from repeated calculations without investigating the variation.
C. Adjust an input until the result falls within the target range and record only the final value.
D. Ignore unit or assumption differences if the final number appears reasonable.
Correct Answer: A
Explanation: The safest numerical approach for Meteorology, weather products, hazards and go/no-go decision making within is to
validate source data and independently check the result before use. Selecting a favorable number without resolving differences is not
acceptable practice.
2. A recalculation involving Navigation, charts, radio aids, flight planning, fuel and alternate requirements as applied to produces a
different result after one input changes. What should happen next during a shift or responsibility handover? The field condition and
the approved record agree on most points, but 3 of 47 checked elements require reconciliation.
A. Pause the dependent decision, reconcile changed inputs, recalculate using the current method, and obtain a second check for
critical results.
B. Proceed using an estimate even though current source data and the approved method are available.
C. Ignore unit or assumption differences if the final number appears reasonable.
D. Select the most favorable result from repeated calculations without investigating the variation.
Correct Answer: A
Explanation: Calculations for Navigation, charts, radio aids, flight planning, fuel and alternate depend on current data and controlled
assumptions. Reconciliation and a second check are appropriate before the result supports acceptance or release.
3. A current value used for Human performance, workload, fatigue, situational awareness and threat management with decisions
differs materially from the value used in the previous calculation. What should be done before relying on the result during an incident
or deviation follow-up? The result is within the usual range, but 4 required verification step(s) are not yet documented across 19
reviewed items.
A. Verify source data, units, assumptions, and limits; recalculate independently and document the checked result before using it.
B. Use the previous calculation unchanged even though one or more current inputs have changed.
C. Select the most favorable result from repeated calculations without investigating the variation.
D. Proceed using an estimate even though current source data and the approved method are available.
Correct Answer: A
Explanation: A result involving Human performance, workload, fatigue, situational awareness and threat is only reliable when its
inputs, units, assumptions, and method are verified. An independent recalculation reduces the risk of carrying an unnoticed numerical
error into the decision.
Federal Office of – Transport Pilot Licence Theoretical Exam Principles Flight
Page 2
,4. A recalculation involving Normal, abnormal and emergency operating procedures for safe, accurate work in aviation knowledge
produces a different result after one input changes. What should happen next during a technical documentation review? A second
reviewer checks 32 entries and identifies 5 unresolved differences that could affect the final decision.
A. Average conflicting results and accept the midpoint without checking the source data.
B. Confirm the current inputs and approved method, repeat the calculation with an independent reasonableness check, and resolve
any difference.
C. Proceed using an estimate even though current source data and the approved method are available.
D. Use the previous calculation unchanged even though one or more current inputs have changed.
Correct Answer: B
Explanation: For Normal, abnormal and emergency operating procedures for safe, accurate work, changed inputs require a fresh
calculation using the approved method. Checking units and reasonableness makes the result reproducible and defensible.
5. A current value used for Mass, balance, takeoff, climb, cruise, landing and obstacle calculations through realistic aviation differs
materially from the value used in the previous calculation. What should be done before relying on the result during a supervised
practical activity? Operating conditions changed 63 hours ago, and a previous assumption now differs from the current observation by
7%.
A. Adjust an input until the result falls within the target range and record only the final value.
B. Use the previous calculation unchanged even though one or more current inputs have changed.
C. Average conflicting results and accept the midpoint without checking the source data.
D. Validate measurements and inputs, apply the approved calculation method, compare the result with required limits, and retain the
calculation record.
Correct Answer: D
Explanation: The safest numerical approach for Mass, balance, takeoff, climb, cruise, landing and obstacle calculations is to validate
source data and independently check the result before use. Selecting a favorable number without resolving differences is not
acceptable practice.
6. A recalculation involving Communications, airspace procedures and safe coordination with air traffic services with emphasis
produces a different result after one input changes. What should happen next during final verification before release or acceptance?
The work is near completion when a discrepancy is found in 1 of 17 records selected for acceptance review.
A. Ignore unit or assumption differences if the final number appears reasonable.
B. Average conflicting results and accept the midpoint without checking the source data.
C. Pause the dependent decision, reconcile changed inputs, recalculate using the current method, and obtain a second check for
critical results.
D. Adjust an input until the result falls within the target range and record only the final value.
Correct Answer: C
Explanation: Calculations for Communications, airspace procedures and safe coordination with air traffic depend on current data and
controlled assumptions. Reconciliation and a second check are appropriate before the result supports acceptance or release.
Federal Office of – Transport Pilot Licence Theoretical Exam Principles Flight
Page 3
, 7. A current value used for Aerodynamic forces, stability, control and aircraft performance relationships for defensible differs materially
from the value used in the previous calculation. What should be done before relying on the result during pre-task planning? The
procedure is current, but the observed condition differs from the documented baseline by 8% and affects 2 related items.
A. Select the most favorable result from repeated calculations without investigating the variation.
B. Adjust an input until the result falls within the target range and record only the final value.
C. Ignore unit or assumption differences if the final number appears reasonable.
D. Verify source data, units, assumptions, and limits; recalculate independently and document the checked result before using it.
Correct Answer: D
Explanation: A result involving Aerodynamic forces, stability, control and aircraft performance is only reliable when its inputs, units,
assumptions, and method are verified. An independent recalculation reduces the risk of carrying an unnoticed numerical error into the
decision.
8. A recalculation involving Tactical principles, decision making and analysis of performance including recognition of abnormal
produces a different result after one input changes. What should happen next during a field or operational inspection? Three
independent observations are available; the largest difference between them is 27%, and one required check remains incomplete.
A. Proceed using an estimate even though current source data and the approved method are available.
B. Ignore unit or assumption differences if the final number appears reasonable.
C. Select the most favorable result from repeated calculations without investigating the variation.
D. Confirm the current inputs and approved method, repeat the calculation with an independent reasonableness check, and resolve
any difference.
Correct Answer: D
Explanation: For Tactical principles, decision making and analysis of performance including, changed inputs require a fresh
calculation using the approved method. Checking units and reasonableness makes the result reproducible and defensible.
9. A current value used for Injury prevention, concussion recognition and emergency-action planning to support reliable differs
materially from the value used in the previous calculation. What should be done before relying on the result during a routine
quality-control review? The current review covers 15 records; 4 still require follow-up, and the latest verification was completed 59
hours ago.
A. Use the previous calculation unchanged even though one or more current inputs have changed.
B. Select the most favorable result from repeated calculations without investigating the variation.
C. Validate measurements and inputs, apply the approved calculation method, compare the result with required limits, and retain the
calculation record.
D. Proceed using an estimate even though current source data and the approved method are available.
Correct Answer: C
Explanation: The safest numerical approach for Injury prevention, concussion recognition and emergency-action planning to is to
validate source data and independently check the result before use. Selecting a favorable number without resolving differences is not
acceptable practice.
Federal Office of – Transport Pilot Licence Theoretical Exam Principles Flight
Page 4
Theoretical Exam Principles Flight
,1. A current value used for Meteorology, weather products, hazards and go/no-go decision making within the aviation knowledge
differs materially from the value used in the previous calculation. What should be done before relying on the result during a routine
quality-control review? A sample of 34 items is examined; 2 show a different condition, and the supporting record is 67 hours old.
A. Validate measurements and inputs, apply the approved calculation method, compare the result with required limits, and retain the
calculation record.
B. Select the most favorable result from repeated calculations without investigating the variation.
C. Adjust an input until the result falls within the target range and record only the final value.
D. Ignore unit or assumption differences if the final number appears reasonable.
Correct Answer: A
Explanation: The safest numerical approach for Meteorology, weather products, hazards and go/no-go decision making within is to
validate source data and independently check the result before use. Selecting a favorable number without resolving differences is not
acceptable practice.
2. A recalculation involving Navigation, charts, radio aids, flight planning, fuel and alternate requirements as applied to produces a
different result after one input changes. What should happen next during a shift or responsibility handover? The field condition and
the approved record agree on most points, but 3 of 47 checked elements require reconciliation.
A. Pause the dependent decision, reconcile changed inputs, recalculate using the current method, and obtain a second check for
critical results.
B. Proceed using an estimate even though current source data and the approved method are available.
C. Ignore unit or assumption differences if the final number appears reasonable.
D. Select the most favorable result from repeated calculations without investigating the variation.
Correct Answer: A
Explanation: Calculations for Navigation, charts, radio aids, flight planning, fuel and alternate depend on current data and controlled
assumptions. Reconciliation and a second check are appropriate before the result supports acceptance or release.
3. A current value used for Human performance, workload, fatigue, situational awareness and threat management with decisions
differs materially from the value used in the previous calculation. What should be done before relying on the result during an incident
or deviation follow-up? The result is within the usual range, but 4 required verification step(s) are not yet documented across 19
reviewed items.
A. Verify source data, units, assumptions, and limits; recalculate independently and document the checked result before using it.
B. Use the previous calculation unchanged even though one or more current inputs have changed.
C. Select the most favorable result from repeated calculations without investigating the variation.
D. Proceed using an estimate even though current source data and the approved method are available.
Correct Answer: A
Explanation: A result involving Human performance, workload, fatigue, situational awareness and threat is only reliable when its
inputs, units, assumptions, and method are verified. An independent recalculation reduces the risk of carrying an unnoticed numerical
error into the decision.
Federal Office of – Transport Pilot Licence Theoretical Exam Principles Flight
Page 2
,4. A recalculation involving Normal, abnormal and emergency operating procedures for safe, accurate work in aviation knowledge
produces a different result after one input changes. What should happen next during a technical documentation review? A second
reviewer checks 32 entries and identifies 5 unresolved differences that could affect the final decision.
A. Average conflicting results and accept the midpoint without checking the source data.
B. Confirm the current inputs and approved method, repeat the calculation with an independent reasonableness check, and resolve
any difference.
C. Proceed using an estimate even though current source data and the approved method are available.
D. Use the previous calculation unchanged even though one or more current inputs have changed.
Correct Answer: B
Explanation: For Normal, abnormal and emergency operating procedures for safe, accurate work, changed inputs require a fresh
calculation using the approved method. Checking units and reasonableness makes the result reproducible and defensible.
5. A current value used for Mass, balance, takeoff, climb, cruise, landing and obstacle calculations through realistic aviation differs
materially from the value used in the previous calculation. What should be done before relying on the result during a supervised
practical activity? Operating conditions changed 63 hours ago, and a previous assumption now differs from the current observation by
7%.
A. Adjust an input until the result falls within the target range and record only the final value.
B. Use the previous calculation unchanged even though one or more current inputs have changed.
C. Average conflicting results and accept the midpoint without checking the source data.
D. Validate measurements and inputs, apply the approved calculation method, compare the result with required limits, and retain the
calculation record.
Correct Answer: D
Explanation: The safest numerical approach for Mass, balance, takeoff, climb, cruise, landing and obstacle calculations is to validate
source data and independently check the result before use. Selecting a favorable number without resolving differences is not
acceptable practice.
6. A recalculation involving Communications, airspace procedures and safe coordination with air traffic services with emphasis
produces a different result after one input changes. What should happen next during final verification before release or acceptance?
The work is near completion when a discrepancy is found in 1 of 17 records selected for acceptance review.
A. Ignore unit or assumption differences if the final number appears reasonable.
B. Average conflicting results and accept the midpoint without checking the source data.
C. Pause the dependent decision, reconcile changed inputs, recalculate using the current method, and obtain a second check for
critical results.
D. Adjust an input until the result falls within the target range and record only the final value.
Correct Answer: C
Explanation: Calculations for Communications, airspace procedures and safe coordination with air traffic depend on current data and
controlled assumptions. Reconciliation and a second check are appropriate before the result supports acceptance or release.
Federal Office of – Transport Pilot Licence Theoretical Exam Principles Flight
Page 3
, 7. A current value used for Aerodynamic forces, stability, control and aircraft performance relationships for defensible differs materially
from the value used in the previous calculation. What should be done before relying on the result during pre-task planning? The
procedure is current, but the observed condition differs from the documented baseline by 8% and affects 2 related items.
A. Select the most favorable result from repeated calculations without investigating the variation.
B. Adjust an input until the result falls within the target range and record only the final value.
C. Ignore unit or assumption differences if the final number appears reasonable.
D. Verify source data, units, assumptions, and limits; recalculate independently and document the checked result before using it.
Correct Answer: D
Explanation: A result involving Aerodynamic forces, stability, control and aircraft performance is only reliable when its inputs, units,
assumptions, and method are verified. An independent recalculation reduces the risk of carrying an unnoticed numerical error into the
decision.
8. A recalculation involving Tactical principles, decision making and analysis of performance including recognition of abnormal
produces a different result after one input changes. What should happen next during a field or operational inspection? Three
independent observations are available; the largest difference between them is 27%, and one required check remains incomplete.
A. Proceed using an estimate even though current source data and the approved method are available.
B. Ignore unit or assumption differences if the final number appears reasonable.
C. Select the most favorable result from repeated calculations without investigating the variation.
D. Confirm the current inputs and approved method, repeat the calculation with an independent reasonableness check, and resolve
any difference.
Correct Answer: D
Explanation: For Tactical principles, decision making and analysis of performance including, changed inputs require a fresh
calculation using the approved method. Checking units and reasonableness makes the result reproducible and defensible.
9. A current value used for Injury prevention, concussion recognition and emergency-action planning to support reliable differs
materially from the value used in the previous calculation. What should be done before relying on the result during a routine
quality-control review? The current review covers 15 records; 4 still require follow-up, and the latest verification was completed 59
hours ago.
A. Use the previous calculation unchanged even though one or more current inputs have changed.
B. Select the most favorable result from repeated calculations without investigating the variation.
C. Validate measurements and inputs, apply the approved calculation method, compare the result with required limits, and retain the
calculation record.
D. Proceed using an estimate even though current source data and the approved method are available.
Correct Answer: C
Explanation: The safest numerical approach for Injury prevention, concussion recognition and emergency-action planning to is to
validate source data and independently check the result before use. Selecting a favorable number without resolving differences is not
acceptable practice.
Federal Office of – Transport Pilot Licence Theoretical Exam Principles Flight
Page 4
