Your reply to the message “REPORT FLIGHT CONDITIONS” should be: a. VFR/IFR b. SMOOTH/TURBULENT c. NOT BAD/SO SO d. VMC/IMC

Your reply to the message “REPORT FLIGHT CONDITIONS” should be:  
a. VFR/IFR  
b. SMOOTH/TURBULENT  
c. NOT BAD/SO SO  
d. VMC/IMC
by

1 Answer

Answer :

d. VMC/IMC
by

Related questions

Your reply to the message “REPORT FLIGHT CONDITIONS” should be: a. VFR/IFR b. SMOOTH/TURBULENT c. NOT BAD/SO SO d. VMC/IMC

Description : Your reply to the message “REPORT FLIGHT CONDITIONS” should be: a. VFR/IFR b. SMOOTH/TURBULENT c. NOT BAD/SO SO d. VMC/IMC

Last Answer : d. VMC/IMC

The transition from IFR to VFR is done: a. On the Captain’s initiative b. Whenever an aircraft in VMC leaves controlled airspace c. If told by ATC d. At the clearance limit, disregarding the weather situation

Description : The transition from IFR to VFR is done: a. On the Captain’s initiative b. Whenever an aircraft in VMC leaves controlled airspace c. If told by ATC d. At the clearance limit, disregarding the weather situation

Last Answer : a. On the Captain’s initiative

The transition from IFR to VFR is done: a. On the Captain’s initiative b. Whenever an aircraft in VMC leaves controlled airspace c. If told by ATC d. At the clearance limit, disregarding the weather situation

Description : The transition from IFR to VFR is done: a. On the Captain’s initiative b. Whenever an aircraft in VMC leaves controlled airspace c. If told by ATC d. At the clearance limit, disregarding the weather situation

Last Answer : a. On the Captain’s initiative

What action should be taken when, during an IFR flight in VMC, you suffer a radio failure? a. Return to the aerodrome from which you departed b. Continue flying in VMC and land as soon as possible c. Maintain your assigned altitude and land at the nearest aerodrome at which there are VMC conditions d. Continue flying at your assigned altitude and start your approach at your ETA

Description : What action should be taken when, during an IFR flight in VMC, you suffer a radio failure? a. Return to the aerodrome from which you departed b. Continue flying in VMC and land as ... there are VMC conditions d. Continue flying at your assigned altitude and start your approach at your ETA

Last Answer : b. Continue flying in VMC and land as soon as possible

In flight, it is possible to: i. File an IFR flight plan ii. Modify an active flight plan iii. Cancel a VFR flight plan iv. Close a VFR flight plan (rules of the air ann2 3.3.5) a. i and ii b. i, ii, iii and iv c. ii, iii and iv d. i and iv

Description : In flight, it is possible to: i. File an IFR flight plan ii. Modify an active flight plan iii. Cancel a VFR flight plan iv. Close a VFR flight plan (rules of the air ann2 3.3.5) a. i and ii b. i, ii, iii and iv c. ii, iii and iv d. i and iv

Last Answer : b. i, ii, iii and iv

Disorientation is more likely when the pilot is: 1. flying in VMC 2. frequently changing between inside and outside references 3. flying from IMC to VMC 4. approaching over still water at night a. 1, 2 & 3 only are correct b. 1, 2 & 4 only are correct c. 1, 2, 3 & 4 are correct d. 1 only is correct

Description : Disorientation is more likely when the pilot is: 1. flying in VMC 2. frequently changing between inside and outside references 3. flying from IMC to VMC 4. approaching over still water at night a. 1, 2 & ... 1, 2 & 4 only are correct c. 1, 2, 3 & 4 are correct d. 1 only is correct

Last Answer : b. 1, 2 & 4 only are correct

The transition from IFR to VFR is done: a. On the Captain’s initiative b. Whenever an aircraft in VMC leaves controlled airspace c. If told by ATC d. At the clearance limit, disregarding the weather situation

Description : The transition from IFR to VFR is done: a. On the Captain’s initiative b. Whenever an aircraft in VMC leaves controlled airspace c. If told by ATC d. At the clearance limit, disregarding the weather situation

Last Answer : a. On the Captain’s initiative

The transition from IFR to VFR is done: a. On the Captain’s initiative b. Whenever an aircraft in VMC leaves controlled airspace c. If told by ATC d. At the clearance limit, disregarding the weather situation

Description : The transition from IFR to VFR is done: a. On the Captain’s initiative b. Whenever an aircraft in VMC leaves controlled airspace c. If told by ATC d. At the clearance limit, disregarding the weather situation

Last Answer : a. On the Captain’s initiative

What action should be taken when, during an IFR flight in VMC, you suffer a radio failure? a. Return to the aerodrome from which you departed b. Continue flying in VMC and land as soon as possible c. Maintain your assigned altitude and land at the nearest aerodrome at which there are VMC conditions d. Continue flying at your assigned altitude and start your approach at your ETA

Description : What action should be taken when, during an IFR flight in VMC, you suffer a radio failure? a. Return to the aerodrome from which you departed b. Continue flying in VMC and land as soon ... there are VMC conditions d. Continue flying at your assigned altitude and start your approach at your ETA

Last Answer : b. Continue flying in VMC and land as soon as possible

What is the Total Elapsed Time on a VFR flight plan? a. From take-off to overhead destination b. From take-off to overhead destination + 15 mins c. From take-off to landing d. From taxi to arrival on the gate

Description : What is the Total Elapsed Time on a VFR flight plan? a. From take-off to overhead destination b. From take-off to overhead destination + 15 mins c. From take-off to landing d. From taxi to arrival on the gate

Last Answer : a. From take-off to overhead destination

Except when cleared by an ATC unit, a VFR flight cannot enter or leave a Control Zone when the cloud base is lower than: a. 1000 feet and less than 8km visibility b. 2000 feet and less than 5km visibility c. 1500 feet or less than 5km visibility d. 1000 feet and less than 5km visibility

Description : Except when cleared by an ATC unit, a VFR flight cannot enter or leave a Control Zone when the cloud base is lower than: a. 1000 feet and less than 8km visibility b. 2000 feet and less than 5km visibility c. 1500 feet or less than 5km visibility d. 1000 feet and less than 5km visibility

Last Answer : c. 1500 feet or less than 5km visibility

If a transponder is unserviceable before an IFR departure, then the pilot: a. Has to cancel the flight b. May proceed with the flight with ATC permission c. Has to fly low level only d. Should fly for another company

Description : If a transponder is unserviceable before an IFR departure, then the pilot: a. Has to cancel the flight b. May proceed with the flight with ATC permission c. Has to fly low level only d. Should fly for another company

Last Answer : b. May proceed with the flight with ATC permission

What is required for an IFR flight in advisory airspace? a. No flight plan required b. Flight plan required and PIC must notify of any changes regardless if wanting advisory service or not c. Flight plan required but PIC need not notify of any changes d. A flight plan is only required if advisory service is required

Description : What is required for an IFR flight in advisory airspace? a. No flight plan required b. Flight plan required and PIC must notify of any changes regardless if wanting advisory service or not c ... need not notify of any changes d. A flight plan is only required if advisory service is required

Last Answer : b. Flight plan required and PIC must notify of any changes regardless if wanting advisory service or not

In flight, it is possible to: i. File an IFR flight plan ii. Modify an active flight plan iii. Cancel a VFR flight plan iv. Close a VFR flight plan (rules of the air ann2 3.3.5) a. i and ii b. i, ii, iii and iv c. ii, iii and iv d. i and iv

Description : In flight, it is possible to: i. File an IFR flight plan ii. Modify an active flight plan iii. Cancel a VFR flight plan iv. Close a VFR flight plan (rules of the air ann2 3.3.5) a. i and ii b. i, ii, iii and iv c. ii, iii and iv d. i and iv

Last Answer : b. i, ii, iii and iv

When do you not need a destination alternate aerodrome? a. If there is a reasonable certainty that at the ETA at the destination aerodrome and a reasonable time before and after you can expect VMC b. If the flight time is less than 6 hours c. If the flight time is less than 1 hour d. If your operator deems the weather to be suitable for a visual landing

Description : When do you not need a destination alternate aerodrome? a. If there is a reasonable certainty that at the ETA at the destination aerodrome and a reasonable time before and after you can expect VMC ... less than 1 hour d. If your operator deems the weather to be suitable for a visual landing

Last Answer : a. If there is a reasonable certainty that at the ETA at the destination aerodrome and a reasonable time before and after you can expect VMC

What are the VMC limits for Class B airspace? a. 8km flight visibility, clear of cloud and in sight of the surface b. 8km flight visibility, 1000ft vertically and 1500m horizontally from cloud c. 5km flight visibility, 1000ft vertically and 1500m horizontally from cloud d. The same as Class D

Description : What are the VMC limits for Class B airspace? a. 8km flight visibility, clear of cloud and in sight of the surface b. 8km flight visibility, 1000ft vertically and 1500m horizontally from ... . 5km flight visibility, 1000ft vertically and 1500m horizontally from cloud d. The same as Class D

Last Answer : d. The same as Class D

An aircraft flying over the sea between 4500ft and 9000ft AMSL and outside CAS. To continue under VFR the meteorological conditions must remain: a. 2000ft horizontally and 1000ft vertically from cloud with visibility of 8km b. 1500m horizontally and 1000ft vertically from cloud with visibility of 5km c. 1500m horizontally and 1000m vertically from cloud with visibility of 5km d. Clear of cloud and in sight of the surface with visibility of 5km

Description : An aircraft flying over the sea between 4500ft and 9000ft AMSL and outside CAS. To continue under VFR the meteorological conditions must remain: a. 2000ft horizontally and 1000ft vertically from cloud with ... visibility of 5km d. Clear of cloud and in sight of the surface with visibility of 5km

Last Answer : b. 1500m horizontally and 1000ft vertically from cloud with visibility of 5km

What is required for navigation in IMC? a. Radio equipment and equipment for guidance until visual point b. Anti-icing equipment c. A serviceable weather radar d. One VHF box and one HF box

Description : What is required for navigation in IMC? a. Radio equipment and equipment for guidance until visual point b. Anti-icing equipment c. A serviceable weather radar d. One VHF box and one HF box

Last Answer : a. Radio equipment and equipment for guidance until visual point

If you switch on the anti-collision light in IMC, what are the likely effects? a. Depth perception increases b. You can suffer from dizziness and disorientation c. You can suffer from Color Illusion d. Binocular vision is affected

Description : If you switch on the anti-collision light in IMC, what are the likely effects? a. Depth perception increases b. You can suffer from dizziness and disorientation c. You can suffer from Color Illusion d. Binocular vision is affected

Last Answer : b. You can suffer from dizziness and disorientation

What should the pilot rely on if disoriented in IMC? a. Vision b. Turning head to recover from disorientation c. Sense of balance d. Instruments

Description : What should the pilot rely on if disoriented in IMC? a. Vision b. Turning head to recover from disorientation c. Sense of balance d. Instruments

Last Answer : d. Instruments

Your reply to the message “REPORT FLIGHT CONDITONS” should be

Description : Your reply to the message “REPORT FLIGHT CONDITONS” should be

Last Answer : VMC/IMC

When can special VFR be commenced? a. Visibility greater than 1500m b. Greater than 3km vis c. Visibility no more than 3000m d. Greater than 5km vis

Description : When can special VFR be commenced? a. Visibility greater than 1500m b. Greater than 3km vis c. Visibility no more than 3000m d. Greater than 5km vis

Last Answer : b. Greater than 3km vis

What is the minimum vertical separation between IFR flights flying in the same direction below FL 290? a. 500ft b. 1000ft c. 2000ft d. 4000ft

Description : What is the minimum vertical separation between IFR flights flying in the same direction below FL 290? a. 500ft b. 1000ft c. 2000ft d. 4000ft

Last Answer : c. 2000ft

The Vertical Separation Minimum (VSM) for flights in accordance with IFR within controlled airspace below FL290 is: a. 500 feet (150m) b. 2500 feet (750 m) c. 1000 feet (300m) d. 2000 feet (600m)

Description : The Vertical Separation Minimum (VSM) for flights in accordance with IFR within controlled airspace below FL290 is: a. 500 feet (150m) b. 2500 feet (750 m) c. 1000 feet (300m) d. 2000 feet (600m)

Last Answer : c. 1000 feet (300m)

What is the rule concerning level or height the aircraft should maintain when flying IFR outside controlled airspace unless otherwise directed? a. 2,000 feet above the highest obstacle within 8kms of the heading b. 1,000 feet above the highest obstacle within 8kms of the estimated position of the aircraft c. 1,000 feet above the highest obstacle within 8kms of the planned track d. 2,000 feet above the highest obstacle within 8kms of the planned track

Description : What is the rule concerning level or height the aircraft should maintain when flying IFR outside controlled airspace unless otherwise directed? a. 2,000 feet above the highest obstacle within 8kms of ... planned track d. 2,000 feet above the highest obstacle within 8kms of the planned track

Last Answer : b. 1,000 feet above the highest obstacle within 8kms of the estimated position of the aircraft

Disorientation is more likely when the pilot is: 1. flying in VMC 2. frequently changing between inside and outside references 3. flying from IMC to VMC 4. approaching over still water at night a. 1, 2 & 3 only are correct b. 1, 2 & 4 only are correct c. 1, 2, 3 & 4 are correct d. 1 only is correct

Description : Disorientation is more likely when the pilot is: 1. flying in VMC 2. frequently changing between inside and outside references 3. flying from IMC to VMC 4. approaching over still water at night a. 1, 2 & 3 only ... 1, 2 & 4 only are correct c. 1, 2, 3 & 4 are correct d. 1 only is correct

Last Answer : b. 1, 2 & 4 only are correct

What cannot be left out from a position report? a. Callsign, Flight Level and Time b. Callsign, Position and Time c. Position, Time, Flight Level, Next position and ETA d. Your signature

Description : What cannot be left out from a position report? a. Callsign, Flight Level and Time b. Callsign, Position and Time c. Position, Time, Flight Level, Next position and ETA d. Your signature

Last Answer : b. Callsign, Position and Time

Aircraft A flies in VMC with an ATC clearance within a control area. Aircraft B without ATC clearance approaches at roughly the same height on a converging heading. Who has the right of way? a. Aircraft A, regardless of the direction from which B approaches b. Aircraft B, regardless of the direction from which A approaches c. Aircraft A, if B is to the right of him d. Aircraft B, if A is to the left of him

Description : Aircraft A flies in VMC with an ATC clearance within a control area. Aircraft B without ATC clearance approaches at roughly the same height on a converging heading. Who has the right of way? a. Aircraft A, regardless ... , if B is to the right of him d. Aircraft B, if A is to the left of him

Last Answer : d. Aircraft B, if A is to the left of him

A flight is to depart from an airport with runway 09 and 27. Surface wind is 270/05; an inversion is reported at 300 feet with turbulence and wind shear. The wind just above the inversion is 090/30. What is the safest departure procedure? a. Take-off is not possible under these conditions b. Depart on runway 09 with a tailwind c. Depart runway 27 with maximum throttle during the passage through the inversion d. Depart runway 27 with as steep an ascent as possible

Description : A flight is to depart from an airport with runway 09 and 27. Surface wind is 270/05; an inversion is reported at 300 feet with turbulence and wind shear. The wind just above the ... throttle during the passage through the inversion d. Depart runway 27 with as steep an ascent as possible

Last Answer : b. Depart on runway 09 with a tailwind

Cabin altitude in pressured flight is: a. The altitude corresponding to cabin pressure regardless of aircraft height b. Is presented on a second needle on the aircraft altimeter c. Altitude at which cabin pressure equals ambient pressure d. Altitude corresponding to cabin pressure in relation to MSL ISA conditions

Description : Cabin altitude in pressured flight is: a. The altitude corresponding to cabin pressure regardless of aircraft height b. Is presented on a second needle on the aircraft altimeter c. ... equals ambient pressure d. Altitude corresponding to cabin pressure in relation to MSL ISA conditions

Last Answer : a. The altitude corresponding to cabin pressure regardless of aircraft height b. Is presented on a second needle on the aircraft altimeter

The correct reply to the instruction “HOLD SHORT AT RUNWAY” is: a. WILCO b. ROGER c. HOLDING SHORT d. UNDERSTOOD

Description : The correct reply to the instruction “HOLD SHORT AT RUNWAY” is: a. WILCO b. ROGER c. HOLDING SHORT d. UNDERSTOOD

Last Answer : c. HOLDING SHORT

In which weather report would you expect to find information about icing conditions on the runway? a. GAFOR b. TAF c. METAR d. SIGMET

Description : In which weather report would you expect to find information about icing conditions on the runway? a. GAFOR b. TAF c. METAR d. SIGMET

Last Answer : c. METAR

If so equipped, when should an aircraft display the anti-collision light? a. Only at night in flight, but not on the ground if being towed b. Whilst taxiing but not whilst being towed c. Only at night with engines running d. At all times on the ground when the engines are running

Description : If so equipped, when should an aircraft display the anti-collision light? a. Only at night in flight, but not on the ground if being towed b. Whilst taxiing but not whilst being towed c. Only at night with engines running d. At all times on the ground when the engines are running

Last Answer : d. At all times on the ground when the engines are running

What flight condition should be expected when an aircraft leaves ground effect? a. A decrease in parasite drag permitting a lower angle of attack b. An increase induced drag and a requirement for a higher angle of attack c. An increase in dynamic stability d. A decrease in induced drag requiring a smaller angle of attack

Description : What flight condition should be expected when an aircraft leaves ground effect? a. A decrease in parasite drag permitting a lower angle of attack b. An increase induced drag and a requirement ... increase in dynamic stability d. A decrease in induced drag requiring a smaller angle of attack

Last Answer : b. An increase induced drag and a requirement for a higher angle of attack

An aircraft has a stalling speed in level flight of 70kt IAS. In a 60° balanced turn, the stalling speed would be: a. 76kt b. 84kt c. 99kt d. 140kt

Description : An aircraft has a stalling speed in level flight of 70kt IAS. In a 60° balanced turn, the stalling speed would be: a. 76kt b. 84kt c. 99kt d. 140kt

Last Answer : c. 99kt

The purpose of a trim tab is: a. To assist the pilot in initiating movement of the controls b. To zero the load on the pilot controls in the flight attitude required c. To provide feel to the controls at high speed d. To increase the effectiveness of the controls

Description : The purpose of a trim tab is: a. To assist the pilot in initiating movement of the controls b. To zero the load on the pilot controls in the flight attitude required c. To provide feel to the controls at high speed d. To increase the effectiveness of the controls

Last Answer : b. To zero the load on the pilot controls in the flight attitude required

To ensure some degree of longitudinal stability in flight, the position of the CG: a. Must always coincide with the AC b. Must be forward of the Neutral Point c. Must be aft of the Neutral Point d. Must not be forward of the aft CG limi

Description : To ensure some degree of longitudinal stability in flight, the position of the CG: a. Must always coincide with the AC b. Must be forward of the Neutral Point c. Must be aft of the Neutral Point d. Must not be forward of the aft CG limi

Last Answer : b. Must be forward of the Neutral Point

The stalling speed of an aeroplane is most affected by: a. Changes in air density b. Variations in aeroplane loading c. Variations in flight altitude d. Changes in pitch attitude

Description : The stalling speed of an aeroplane is most affected by: a. Changes in air density b. Variations in aeroplane loading c. Variations in flight altitude d. Changes in pitch attitude

Last Answer : b. Variations in aeroplane loading

Which statement is true regarding the opposing forces acting on an aeroplane in steady-state level flight? a. Thrust is greater than drag and weight and lift are equal b. These forces are equal c. Thrust is greater than drag and lift is greater than weight d. Thrust is slightly greater than lift, but the drag and weight are equal

Description : Which statement is true regarding the opposing forces acting on an aeroplane in steady-state level flight? a. Thrust is greater than drag and weight and lift are equal b. These forces are equal ... greater than weight d. Thrust is slightly greater than lift, but the drag and weight are equal

Last Answer : b. These forces are equal

When refuelling is being conducted with passengers embarking or disembarking: a. Refuelling is strictly prohibited whilst passengers are embarking or disembarking b. All flight crew must be on board c. Communications shall be maintained by ground crew and qualified crew on board d. The stairs shall be fully extended

Description : When refuelling is being conducted with passengers embarking or disembarking: a. Refuelling is strictly prohibited whilst passengers are embarking or disembarking b. All flight crew must be on board c. ... by ground crew and qualified crew on board d. The stairs shall be fully extended

Last Answer : c. Communications shall be maintained by ground crew and qualified crew on board

From the flight deck you observe an aeroplane in the forward left position on an opposite parallel track. What Nav light will be used? a. Green b. Red c. White d. All of the above

Description : From the flight deck you observe an aeroplane in the forward left position on an opposite parallel track. What Nav light will be used? a. Green b. Red c. White d. All of the above

Last Answer : b. Red

When must a radiation indicator be carried? a. For flight above 29,000ft b. For flight above 39,000ft c. For flight above 49,000ft d. For flight above 59,000ft

Description : When must a radiation indicator be carried? a. For flight above 29,000ft b. For flight above 39,000ft c. For flight above 49,000ft d. For flight above 59,000ft

Last Answer : c. For flight above 49,000ft

One way in which passengers can be reassured during an emergency is: a. To regularly see members of the flight crew calmly moving about the cabin in a relaxed manner b. For the captain or first officer to keep a running commentary going over the PA c. For the cabin staff to ensure the passengers are aware of what is happening and that they are complying with instructions d. For the cabin staff to direct passengers’ attention to the emergency passenger brief cards and make sure that they have read them

Description : One way in which passengers can be reassured during an emergency is: a. To regularly see members of the flight crew calmly moving about the cabin in a relaxed manner b. For the ... to direct passengers' attention to the emergency passenger brief cards and make sure that they have read them

Last Answer : c. For the cabin staff to ensure the passengers are aware of what is happening and that they are complying with instructions

At the alternate aerodrome, the commander of a turbojet engine aeroplane should have a fuel quantity (final reserve) sufficient for flying during: a. 30 minutes at holding flight speed at 1,500 ft b. 45 minutes at holding flight speed at 1,500 ft c. 30 minutes at cruising speed d. 45 minutes at cruising speed

Description : At the alternate aerodrome, the commander of a turbojet engine aeroplane should have a fuel quantity (final reserve) sufficient for flying during: a. 30 minutes at holding flight speed at 1,500 ft b. 45 ... speed at 1,500 ft c. 30 minutes at cruising speed d. 45 minutes at cruising speed

Last Answer : a. 30 minutes at holding flight speed at 1,500 ft

After an accident, the operator of an aeroplane equipped with a flight recorder must keep the original recordings for a minimum period of: a. 30 days b. 90 days c. 45 days d. 60 days

Description : After an accident, the operator of an aeroplane equipped with a flight recorder must keep the original recordings for a minimum period of: a. 30 days b. 90 days c. 45 days d. 60 days

Last Answer : d. 60 days

A Flight Data Recorder is required in aeroplanes over: a. 20,000kg b. 5,700kg c. 10,000kg d. 7,000kg

Description : A Flight Data Recorder is required in aeroplanes over: a. 20,000kg b. 5,700kg c. 10,000kg d. 7,000kg

Last Answer : b. 5,700kg

In the event of an act of unlawful interference, which of the following is the correct procedure to be taken by the pilot in command? a. Squawk 7700 if the situation requires and continue the flight as per the ATC clearance received if possible b. Squawk 7500 and broadcast a warning to ATC other traffic on 121.500MHz or the frequency in use whilst maintaining the flight as cleared c. Squawk 7500 (or 7700 if required) and broadcast a warning if the situation forces deviation from the cleared flight plan d. If forced to deviate from the flight plan, climb or descend to altitudes that differ from the normal cruising altitudes by 1000ft

Description : In the event of an act of unlawful interference, which of the following is the correct procedure to be taken by the pilot in command? a. Squawk 7700 if the situation requires and continue ... the flight plan, climb or descend to altitudes that differ from the normal cruising altitudes by 1000ft

Last Answer : c. Squawk 7500 (or 7700 if required) and broadcast a warning if the situation forces deviation from the cleared flight plan

When does a pilot apply the limitations of the MEL? a. At parking before commencement of taxi b. Prior to take-off c. At any time in flight d. Any time up to coming to a complete stop and applying the parking brake

Description : When does a pilot apply the limitations of the MEL? a. At parking before commencement of taxi b. Prior to take-off c. At any time in flight d. Any time up to coming to a complete stop and applying the parking brake

Last Answer : d. Any time up to coming to a complete stop and applying the parking brake

Who checks, before flight, that the aircraft’s weight is such that the flight can be safely made and that any transported cargo is properly distributed and secured? a. The company’s cargo technicians b. The captain c. The mechanic on board, or in his absence the co-pilot d. The operator

Description : Who checks, before flight, that the aircraft’s weight is such that the flight can be safely made and that any transported cargo is properly distributed and secured? a. The company’s cargo technicians b. The captain c. The mechanic on board, or in his absence the co-pilot d. The operator

Last Answer : b. The captain