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AIR REGS — CH.21

Security — Safeguarding International Civil Aviation against Acts of Unlawful InterferenceAir Regulations — DGCA CPL practice questions

Question 1 of 43

During flight as a pilot you are subjected to unlawful interference .On SSR you should set

A.Mode A code 7500
B.Mode A code 7600
C.Mode A code 7700
D.Mode C code 7500

All 43 questions — Security — Safeguarding International Civil Aviation against Acts of Unlawful Interference

Air Regulations · DGCA CPL. The correct option is marked on each.

  1. Q1. During flight as a pilot you are subjected to unlawful interference .On SSR you should set

    • A.Mode A code 7500✓
    • B.Mode A code 7600
    • C.Mode A code 7700
    • D.Mode C code 7500
  2. Q2. What is correctly defined as “A situation wherein apprehension exists as to the safety of an aircraft and its occupants?

    • A.The emergency phase
    • B.The uncertainty phase
    • C.The alert phase✓
    • D.The distress phase
  3. Q3. An aircraft Captain should transmit special aircraft observations when he encounters:

    • A.Severe turbulence or icing
    • B.Moderete turbulence , hail or Cb clouds during supersonic or transonic flight
    • C.Other conditions that the Captain considers may affect the safety of other aircraft
    • D.All of the above✓
  4. Q4. The wreckage of crashed aircraft on R/W/ can be removed to:

    • A.extricate dead animals & persons
    • B.extricate animals & persons, dead or alive
    • C.Permit movement of other aircraft
    • D.All of the above are correct✓
  5. Q5. The FDR has record of operation of preceding

    • A.25 hours✓
    • B.20 hours
    • C.15 hours
    • D.10 hours
  6. Q6. The CVR has the capability of recording information

    • A.At least the last 2 hours✓
    • B.At least 30 minutes
    • C.Atleast 15 mins
    • D.There is no minimum limit

    Why: At least the last 2 hours. All CVRs must retain the information recorded during at least the last two hours of operation (25 hours for new large aeroplanes). Reference: DGCA CAR Section 2 Series I Part VI, 4.3.1

  7. Q7. The CVR is fitted in an aircraft to

    • A.Monitor the performance of the aircraft
    • B.Help in accident investigation✓
    • C.a&bBoth are correct
    • D.Non of the above
  8. Q8. The FDR is fitted in an aircraft to

    • A.Monitor the performance of the aircraft
    • B.Help in accident investigation
    • C.a&b Both are correct✓
    • D.None of the above

    Why: Both. The flight recorder exists to support accident and incident investigation, and its data is also used in the operator's flight data analysis programme to monitor performance. Reference: DGCA CAR Section 8 Series O Part II (flight recorder definition, 3.3.2 FDAP)

  9. Q9. During flight as a pilot you are subjected to unlawful interference .On SSR you should to set

    • A.Mode A code 7500✓
    • B.Mode A code 7600
    • C.Mode A code 7700
    • D.Mode C code 7500
  10. Q10. When activated, an emergency locator transmitter (ELT) transmits on

    • A.118.0 and 118.8 MHz
    • B.121.5 and 243.0 MHz✓
    • C.123.0 and 119.0 MHz
    • D.118.1 and 123.0 MHz
  11. Q11. The alert phase starts when an A/C cleared to land; fails to land within _____ of estimated time of landing:

    • A.3 mins
    • B.2 mins
    • C.5 mins✓
    • D.10 mins
  12. Q12. Which of the following occurrences to an aircraft in flight should be considered an aviation accident?

    • A.An engine disintegrates but causes no further damage
    • B.A wingtip is broken off in a collision
    • C.One passenger is stabbed by another
    • D.A passenger suffers second degree burns from a loose gallery kettle✓
  13. Q13. Which of the following occurrences to an aircraft in flight should be considered a serious incident?

    • A.An engine disintegrates and prevents flap retraction
    • B.A passenger is taken ill with an infectious disease
    • C.The pilot takes avoiding action to prevent a near collision✓
    • D.A crew member falls in turbulence and breaks his leg
  14. Q14. If pilot sees the symbol ‘X’ during SAR operations, how can he tell the survivor that he understands the message?

    • A.Fly low past the symbol and turn away sharply
    • B.Rock wings✓
    • C.Fly in circles around trhe symbol
    • D.Fly low past the symbol and climb steeply
  15. Q15. What is correctly defined as “A situation wherein apprension exits as to the safety of an aircraft and its occupants?

    • A.The emergency phase
    • B.The uncertainty phase
    • C.The alert phase✓
    • D.The distress phase
  16. Q16. What mode A transponder setting means an aircraft is suffering unlawful interference?

    • A.7000
    • B.7500✓
    • C.7600
    • D.7700
  17. Q17. Survivors on land requiring assistance indicate it to A/C in air by

    • A.W
    • B.X
    • C.Y
    • D.V✓
  18. Q18. ATC will inform RCC when A/C does not land within _________ minutes of ETA.

    • A.30 mins✓
    • B.10 mins
    • C.5 mins
    • D.20 mins
  19. Q19. If apprehension exists as to the safety of A/C and its occupants then it is called as

    • A.Distress phase
    • B.Uncertainty phase
    • C.Alert phase✓
    • D.None of the above
  20. Q20. Operator should instal CVR capable of retaining information during atleast last ________ of its operation:

    • A.30 mins
    • B.1 hr
    • C.after 01 Jan 2003 2 hrs✓
    • D.3 hrs
  21. Q21. If apprehension exists as to the safety of a/c and its occupants then it called as:

    • A.Distress phase
    • B.Uncertainty phase
    • C.Alert phase✓
    • D.None of the above.
  22. Q22. During the distress phase an a/c:

    • A.Switches on and off its landing lights
    • B.Speaks MAY DAY on R/T✓
    • C.Speaks PAN on R/T.
    • D.Selects SSR mode a code 7000.
  23. Q23. A twin engine p-i-c has decided to divert due to failure of one engine. It will be

    • A.Uncertainty phase
    • B.Alert phase✓
    • C.Distress phase
    • D.Non of the above
  24. Q24. A Boeing 737 aircraft fails to arrive over DPN at 1135 UTC .His ETA DPN is 1105 UTC .It will be a:

    • A.Distress phase
    • B.Alert phase
    • C.Uncertainity phase✓
    • D.ALERFA
  25. Q25. Cessna aircraft call sign VGA gives a call that he has a lot of smoke in the cockpit and is going to land at a nearby field. It will be a:

    • A.Alert phase
    • B.Uncertainty phase
    • C.Distress phase✓
    • D.Non of the above
  26. Q26. The alert phase starts when an A/C fails to land within

    • A.3 mins
    • B.2 mins
    • C.5 mins✓
    • D.10 mins
  27. Q27. If a pilot sees 2.5 meter symbol “X” on the ground, What does it mean?

    • A.A survivor requires medical assistance✓
    • B.A survivor requires general assistance
    • C.Affirmative
    • D.Negative
  28. Q28. In case of an accident in the vicinity of aerodrome, rescue & fire services are alerted by:

    • A.Control Tower✓
    • B.App. Cont.
    • C.Area Control
    • D.FIC
  29. Q29. ICAO document dealing with Acts of Unlawful Interference is

    • A.Annex 2
    • B.Annex 6
    • C.Annex 14
    • D.Annex 17✓
  30. Q30. To get valid result, FDR data can be erased for testing purpose upto

    • A.Last one hr of the recoding
    • B.Earliest one hr of the recording✓
    • C.One hr of recording at random
    • D.Any of the above
  31. Q31. A worker working close to the runway is thrown off and seriously injured by a jet blast from a departing aircraft it is an

    • A.Notifiable Accident✓
    • B.Notifiable incident
    • C.Occurrence
    • D.Information
  32. Q32. ICAO annex dealing with Acts of unlawful interference is

    • A.annex 7
    • B.annex 10
    • C.. annex 17✓
    • D.annex 18
  33. Q33. An aircraft incident and accident is to be reported within

    • A.Both incident and accident within 24 hours✓
    • B.incident 24 hrs, accident 48 hours
    • C.incident 24 hrs, accident 12 hours
    • D.incident 48 hrs, accident 24 hours

    Why: Both within 24 hours. Accidents and incidents must be notified to AAIB and DGCA not later than 24 hours after the person becomes aware of them. Reference: Aircraft (Investigation of Accidents and Incidents) Rules 2025, Rule 4(1)

  34. Q34. To acquire a valid a test for flight data recorder, at least 1hr of the data should be deleted

    • A.A total of 1hr should be deleted to provide a valid test
    • B.The oldest recorded data at the time of testing may be erased✓
    • C.The oldest accumulated data at the time of testing should be erased.
    • D.Minimum 1hr of data recorded can be erased

    Why: The oldest recorded data at the time of testing may be erased. A total of one hour of data may be erased for testing, and it must be the oldest data accumulated. Reference: 14 CFR 121.343(h)

  35. Q35. Annex 17 contains what information

    • A.a/c accident investigation
    • B.safeguarding acts of unlawful interference✓
    • C.Search and rescue
  36. Q36. FDR and CVR are used for

    • A.Investigation for accidents and incidents✓
    • B.Training
    • C.Collision avoidance
  37. Q37. Unlawful interference is given in annexure:

    • A.2
    • B.10
    • C.17✓
  38. Q38. Data can be removed from FDR.

    • A.Not more then one hour accumulated for testing purpose.✓
    • B.One hour of data last recorded for testing purpose.
    • C.Two hour of recorded data for testing purpose.
  39. Q39. Alert phase is:

    • A.Aircraft is about to force land in a river
    • B.Aircraft is intercepted
    • C.Apprehension exists as to the safety of the ship and its occupants.✓
    • D.Aircraft has not reported at the time of his ETA over the destination
  40. Q40. ICAO Annex for safeguarding against unlawful interference is:

    • A.Annex 6
    • B.Annex 11
    • C.Annex 14
    • D.Annex 17✓
  41. Q41. Person is killed on runway while landing after being hit by the wing of an aircraft. It is an:

    • A.Accident✓
    • B.Incident
    • C.Accident only if it was due to pilots fault
    • D.non of the above
  42. Q42. FDR

    • A.Min 1 hr of the oldest recording requires to be erased for testing
    • B.Max I hr can be erased
    • C.Last I hr can be erased
    • D.Maximum 1 hr of the oldest recording requires to be erased for testing✓
  43. Q43. A situation wherein apprehension exists as to the safety of an aircraft and its occupants is;

    • A.Uncertainty (INCERFA)
    • B.Distress phase (DISTRESFA)
    • C.Alert phase (ALERFA)✓