Federal Office of – Airline Transport Pilot
Licence Theoretical Exam Meteorology
,1. A recalculation involving Weather-related go/no-go, diversion and fuel decisions with decisions and evidence relevant to produces
a different result after one input changes. What should happen next during final verification before release or acceptance? A second
reviewer checks 31 entries and identifies 2 unresolved differences that could affect the final decision.
A. Average conflicting results and accept the midpoint without checking the source data.
B. Proceed using an estimate even though current source data and the approved method are available.
C. Use the previous calculation unchanged even though one or more current inputs have changed.
D. Pause the dependent decision, reconcile changed inputs, recalculate using the current method, and obtain a second check for
critical results.
Correct Answer: D
Explanation: Calculations for Weather-related go/no-go, diversion and fuel decisions with decisions and depend on current data and
controlled assumptions. Reconciliation and a second check are appropriate before the result supports acceptance or release.
2. A current value used for Atmospheric pressure, temperature, density and stability for safe, accurate work in aviation differs
materially from the value used in the previous calculation. What should be done before relying on the result during pre-task planning?
Operating conditions changed 12 hours ago, and a previous assumption now differs from the current observation by 21%.
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. Verify source data, units, assumptions, and limits; recalculate independently and document the checked result before using it.
D. Average conflicting results and accept the midpoint without checking the source data.
Correct Answer: C
Explanation: A result involving Atmospheric pressure, temperature, density and stability for safe, accurate 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.
3. A reviewer identifies inconsistent evidence involving Wind formation, local effects, turbulence and wind shear through realistic
aviation meteorology. What is the most appropriate next step during a field or operational inspection? The work is near completion
when a discrepancy is found in 4 of 16 records selected for acceptance review.
A. Change the acceptance criterion to match the observed condition without formal authorization.
B. Reassess the work against the governing procedure, confirm critical evidence, and document the conclusion before acceptance.
C. Defer the unresolved point until the task is complete and document it later.
D. Rely on verbal assurance from an experienced colleague instead of checking current evidence.
Correct Answer: B
Explanation: For Wind formation, local effects, turbulence and wind shear through realistic, a defensible decision requires comparison
with the current criteria and evidence. Proceeding on assumption or verbal assurance would weaken quality control and
accountability.
Federal Office of – Airline Transport Pilot Licence Theoretical Exam Meteorology
Page 2
,4. Which response is most defensible when the available information about Cloud formation, precipitation, thunderstorms and icing
with emphasis on boundaries and conflicts with the expected condition during a routine quality-control review? The procedure is
current, but the observed condition differs from the documented baseline by 22% and affects 5 related items.
A. Repeat only the final step without checking the underlying inputs, records, or controls.
B. Rely on verbal assurance from an experienced colleague instead of checking current evidence.
C. Change the acceptance criterion to match the observed condition without formal authorization.
D. Verify the required limits, responsibilities, and supporting records, then close open issues before the next step is authorized.
Correct Answer: D
Explanation: The key principle in Cloud formation, precipitation, thunderstorms and icing with emphasis on is to verify before
accepting. Current evidence, documented reasoning, and closure of open issues provide the strongest professional basis for the next
step.
5. A recalculation involving Visibility, fog, fronts and significant-weather systems for defensible calculations and produces a different
result after one input changes. What should happen next during a shift or responsibility handover? Three independent observations
are available; the largest difference between them is 4%, 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. Pause the dependent decision, reconcile changed inputs, recalculate using the current method, and obtain a second check for
critical results.
D. Select the most favorable result from repeated calculations without investigating the variation.
Correct Answer: C
Explanation: Calculations for Visibility, fog, fronts and significant-weather systems for defensible depend on current data and
controlled assumptions. Reconciliation and a second check are appropriate before the result supports acceptance or release.
6. Which action best demonstrates sound professional practice when working with Aviation weather observations, reports, forecasts
and warnings including recognition of abnormal or during an incident or deviation follow-up? The current review covers 14 records; 1
still require follow-up, and the latest verification was completed 8 hours ago.
A. Continue using the previous accepted result because the earlier review was satisfactory.
B. Repeat only the final step without checking the underlying inputs, records, or controls.
C. Check the current requirement, compare it with objective evidence, resolve any discrepancy, and document the basis for
proceeding.
D. Treat the issue as administrative and continue while the technical evidence remains unresolved.
Correct Answer: C
Explanation: The best answer keeps Aviation weather observations, reports, forecasts and warnings including tied to current
requirements and objective evidence. Resolving the discrepancy before acceptance preserves traceability and prevents an
unsupported decision.
Federal Office of – Airline Transport Pilot Licence Theoretical Exam Meteorology
Page 3
, 7. A reviewer identifies inconsistent evidence involving Weather charts, satellite or radar information and route interpretation to
support reliable. What is the most appropriate next step during a technical documentation review? The latest measurement is 5%
different from the prior verified value, while 2 supporting record(s) await confirmation.
A. Confirm the applicable criteria and current condition, investigate unresolved differences, and retain a traceable decision record.
B. Defer the unresolved point until the task is complete and document it later.
C. Treat the issue as administrative and continue while the technical evidence remains unresolved.
D. Continue using the previous accepted result because the earlier review was satisfactory.
Correct Answer: A
Explanation: For Weather charts, satellite or radar information and route interpretation to, a defensible decision requires comparison
with the current criteria and evidence. Proceeding on assumption or verbal assurance would weaken quality control and
accountability.
8. A current value used for Meteorology, weather products, hazards and go/no-go decision making integrated across the tasks differs
materially from the value used in the previous calculation. What should be done before relying on the result during a supervised
practical activity? Before release, 40 checks are reviewed and 3 remain open even though the scheduled decision is due within 42
hours.
A. Validate measurements and inputs, apply the approved calculation method, compare the result with required limits, and retain the
calculation record.
B. Adjust an input until the result falls within the target range and record only the final value.
C. Use the previous calculation unchanged even though one or more current inputs have changed.
D. Average conflicting results and accept the midpoint without checking the source data.
Correct Answer: A
Explanation: The safest numerical approach for Meteorology, weather products, hazards and go/no-go decision making is to validate
source data and independently check the result before use. Selecting a favorable number without resolving differences is not
acceptable practice.
9. A recalculation involving Navigation, charts, radio aids, flight planning, fuel and alternate requirements within the produces a
different result after one input changes. What should happen next during final verification before release or acceptance? The
responsible practitioner receives 12 observations from two sources, with a 6% difference in the most critical value.
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 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.
Federal Office of – Airline Transport Pilot Licence Theoretical Exam Meteorology
Page 4
Licence Theoretical Exam Meteorology
,1. A recalculation involving Weather-related go/no-go, diversion and fuel decisions with decisions and evidence relevant to produces
a different result after one input changes. What should happen next during final verification before release or acceptance? A second
reviewer checks 31 entries and identifies 2 unresolved differences that could affect the final decision.
A. Average conflicting results and accept the midpoint without checking the source data.
B. Proceed using an estimate even though current source data and the approved method are available.
C. Use the previous calculation unchanged even though one or more current inputs have changed.
D. Pause the dependent decision, reconcile changed inputs, recalculate using the current method, and obtain a second check for
critical results.
Correct Answer: D
Explanation: Calculations for Weather-related go/no-go, diversion and fuel decisions with decisions and depend on current data and
controlled assumptions. Reconciliation and a second check are appropriate before the result supports acceptance or release.
2. A current value used for Atmospheric pressure, temperature, density and stability for safe, accurate work in aviation differs
materially from the value used in the previous calculation. What should be done before relying on the result during pre-task planning?
Operating conditions changed 12 hours ago, and a previous assumption now differs from the current observation by 21%.
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. Verify source data, units, assumptions, and limits; recalculate independently and document the checked result before using it.
D. Average conflicting results and accept the midpoint without checking the source data.
Correct Answer: C
Explanation: A result involving Atmospheric pressure, temperature, density and stability for safe, accurate 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.
3. A reviewer identifies inconsistent evidence involving Wind formation, local effects, turbulence and wind shear through realistic
aviation meteorology. What is the most appropriate next step during a field or operational inspection? The work is near completion
when a discrepancy is found in 4 of 16 records selected for acceptance review.
A. Change the acceptance criterion to match the observed condition without formal authorization.
B. Reassess the work against the governing procedure, confirm critical evidence, and document the conclusion before acceptance.
C. Defer the unresolved point until the task is complete and document it later.
D. Rely on verbal assurance from an experienced colleague instead of checking current evidence.
Correct Answer: B
Explanation: For Wind formation, local effects, turbulence and wind shear through realistic, a defensible decision requires comparison
with the current criteria and evidence. Proceeding on assumption or verbal assurance would weaken quality control and
accountability.
Federal Office of – Airline Transport Pilot Licence Theoretical Exam Meteorology
Page 2
,4. Which response is most defensible when the available information about Cloud formation, precipitation, thunderstorms and icing
with emphasis on boundaries and conflicts with the expected condition during a routine quality-control review? The procedure is
current, but the observed condition differs from the documented baseline by 22% and affects 5 related items.
A. Repeat only the final step without checking the underlying inputs, records, or controls.
B. Rely on verbal assurance from an experienced colleague instead of checking current evidence.
C. Change the acceptance criterion to match the observed condition without formal authorization.
D. Verify the required limits, responsibilities, and supporting records, then close open issues before the next step is authorized.
Correct Answer: D
Explanation: The key principle in Cloud formation, precipitation, thunderstorms and icing with emphasis on is to verify before
accepting. Current evidence, documented reasoning, and closure of open issues provide the strongest professional basis for the next
step.
5. A recalculation involving Visibility, fog, fronts and significant-weather systems for defensible calculations and produces a different
result after one input changes. What should happen next during a shift or responsibility handover? Three independent observations
are available; the largest difference between them is 4%, 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. Pause the dependent decision, reconcile changed inputs, recalculate using the current method, and obtain a second check for
critical results.
D. Select the most favorable result from repeated calculations without investigating the variation.
Correct Answer: C
Explanation: Calculations for Visibility, fog, fronts and significant-weather systems for defensible depend on current data and
controlled assumptions. Reconciliation and a second check are appropriate before the result supports acceptance or release.
6. Which action best demonstrates sound professional practice when working with Aviation weather observations, reports, forecasts
and warnings including recognition of abnormal or during an incident or deviation follow-up? The current review covers 14 records; 1
still require follow-up, and the latest verification was completed 8 hours ago.
A. Continue using the previous accepted result because the earlier review was satisfactory.
B. Repeat only the final step without checking the underlying inputs, records, or controls.
C. Check the current requirement, compare it with objective evidence, resolve any discrepancy, and document the basis for
proceeding.
D. Treat the issue as administrative and continue while the technical evidence remains unresolved.
Correct Answer: C
Explanation: The best answer keeps Aviation weather observations, reports, forecasts and warnings including tied to current
requirements and objective evidence. Resolving the discrepancy before acceptance preserves traceability and prevents an
unsupported decision.
Federal Office of – Airline Transport Pilot Licence Theoretical Exam Meteorology
Page 3
, 7. A reviewer identifies inconsistent evidence involving Weather charts, satellite or radar information and route interpretation to
support reliable. What is the most appropriate next step during a technical documentation review? The latest measurement is 5%
different from the prior verified value, while 2 supporting record(s) await confirmation.
A. Confirm the applicable criteria and current condition, investigate unresolved differences, and retain a traceable decision record.
B. Defer the unresolved point until the task is complete and document it later.
C. Treat the issue as administrative and continue while the technical evidence remains unresolved.
D. Continue using the previous accepted result because the earlier review was satisfactory.
Correct Answer: A
Explanation: For Weather charts, satellite or radar information and route interpretation to, a defensible decision requires comparison
with the current criteria and evidence. Proceeding on assumption or verbal assurance would weaken quality control and
accountability.
8. A current value used for Meteorology, weather products, hazards and go/no-go decision making integrated across the tasks differs
materially from the value used in the previous calculation. What should be done before relying on the result during a supervised
practical activity? Before release, 40 checks are reviewed and 3 remain open even though the scheduled decision is due within 42
hours.
A. Validate measurements and inputs, apply the approved calculation method, compare the result with required limits, and retain the
calculation record.
B. Adjust an input until the result falls within the target range and record only the final value.
C. Use the previous calculation unchanged even though one or more current inputs have changed.
D. Average conflicting results and accept the midpoint without checking the source data.
Correct Answer: A
Explanation: The safest numerical approach for Meteorology, weather products, hazards and go/no-go decision making is to validate
source data and independently check the result before use. Selecting a favorable number without resolving differences is not
acceptable practice.
9. A recalculation involving Navigation, charts, radio aids, flight planning, fuel and alternate requirements within the produces a
different result after one input changes. What should happen next during final verification before release or acceptance? The
responsible practitioner receives 12 observations from two sources, with a 6% difference in the most critical value.
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 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.
Federal Office of – Airline Transport Pilot Licence Theoretical Exam Meteorology
Page 4
