Vayudoot Aviation

1. ICAO Annex 11 defines Area Navigation (RNAV) as a method of navigation which permits aircraft operation on any desired flight path

Outside the coverage of station-referenced navigation aids provided that it is equipped with a minimum of two serviceable self-contained navigation aids.

Outside the coverage of station-referenced navigation aids provided that it is equipped with a minimum of one serviceable self-contained navigation aid.

Within the coverage of station-referenced navigation aids provided that it is equipped with a minimum of one serviceable of self-contained navigation aids.

Within the coverage of station-referenced navigation aids or within the limits of the capability of self-contained aids, or a combination of these.

2. IRS is a self-contained system because?

The system has a battery back-up which guarantees the well-functioning of the system in case of power failure.

The system has the ability to calculate the aircraft position with an accuracy comparable to the gaps position.

The system calculates the position of the aircraft without reference to externally generated (man made) signals.

The system has the ability to calculate the position of the aircraft without reference to either man-made or natural information.

3. Benefits of Area Navigation include: 1. Shorter flight distances. 2. Reduction in fuel and flight tie. 3.No radio contact within RNAV airspace. 4. Improved safety due to more accurate navigation. 5. Pilot choice of vertical and horizontal separations. The combination regrouping all the correct statements is?

1, 2, 4 and 5.

2, 4 and 5.

1, 2 and 4.

3, 4 and 5.

4. 3D RNAV fixing gives you?

Horizontal and vertical profile and time guidance.

Horizontal, vertical and time guidance.

2D RNAV plus speed control.

2D RNAV plus tie guidance.

5. The skip distance of HF-transmission will increase with?

Higher frequency and higher position of the reflecting ionospheric layer.

Lower frequency and lower position of the reflecting ionospheric layer.

Lower frequency and higher position of the reflecting ionospheric layer.

Higher frequency and lower position of the reflecting ionospheric layer.

6. Which component of an Area Navigation System displays the Cross Track Distance?

Radio Magnetic Indicator.

Navigation Display.

Attitude Display.

DME Indicator.

7. Basic RNAV requires a track-keeping accuracy of

+/-5NM or better throughout the flight.

+/-2NM or better for 75% of the flight time.

+/-5NM or better for 95% of the flight time.

+/-3NM or better for 90% of the flight time.

8. In relation to Area Navigation Syste (RNAV), which of the following is an Air Data input?

True airspeed.

Doppler drift.

VOR/DME radial/distance.

Inertial Navigation System (INS) position.

9. Benefits f Area Navigation include: 1. Shorter flight distances. 2. Reduction in fuel and flight time. 3. No radio contact within RNAV airspace. 4. Reduction in the number of ground training facilities. 5. Pilot choice of vertical and horizontal separations. The combination regrouping all the correct statements is?

3, 4 and 5.

1, 2, 4 and 5.

2, 4 and 5.

1, 2 and 4.

10. 3D RNAV fixing gives you?

2D RNAV plus time guidance.

Horizontal and vertical profile guidance.

2D RNAV plus speed contronl.

Horizontal, vertical and time guidance.

11. Kalman filtering is used within?

Electronic Flight Instruments (EFIS).

Navigation computer.

DME receiver.

VOR receiver.

12. Which one of the following lists information given by a basic VOR/DME-based Area Navigation System?

Crosstrack distance; along track distance; angular course deviation.

Aircraft position in latitude and longitude.

True airspeed, drift angle.

Wind velocity.

13. A 2-dimensional RNAV system has a capability in the?

Horizontal and vertical planes.

Timing function.

Horizontal plane.

Vertical plane.

14. In order to enter a waypoint that is designated by a VOR into an RNAV, the VOR

Does not have to be range when entered but must be when used.

Has to be positively identified by one of the pilots.

Does not have to be in range when entered or used.

Must be in range.

15. One of the benefits of RNA is?

RNAV allows aircraft to take a more direct flight path without requiring to fly over ground based facilities.

RNAV allows to obtain ATC clearance by HF radio without the requirement to establish any radio contract.

RNAV allows pilots to manage horizontal and vertical separation with other aircraft without obtaining ATC clearance.

RNAV allows aircraft to fly at RNAV flight levels with a 500 ft separation.

16. Which of the following gives the best information about the progress of a flight between 2 en-route waypoints from a RNAV equipment?

ETO

ATA.

Elapsed time en route.

ETD

17. From which of the following combination of navigation sources provide enough information to the RNAV equipment to calculate the wind vector?

Compass system and IRS.

IRS and GPS.

GPS and compass output.

IRS and air data computer.

18. A 3-dimension RNAV system has capability in?

The horizontal plane, the vertical plane, and the timing funtion.

The horizontal plane and the vertical plane.

The horizontal plane and the cruise management system.

The horizontal plane and the management system.

19. A phantom station (as used in a 2D RNAV system) is?

An existing VOR/DME station created in the memory of the navigation computer unit of the RNAV system.

A waypoint defined by two DME distances from two different VOR/DME stations.

A non-exiting VOR/DME station defined by two DME distances.

A waypoint defined by a radial and a DME distance from a VOR/DME station.

20. The database of an FMS (Flight Management System) is organised in such a way that the pilot can

Only read the database.

Can modify the database every 28 days.

Read and write at any time in database.

Insert navigation data between two updates.

21. What is the deviation per dot on the HSI when using a 2-dot basic RNAV system in the en-route mode?

2 NM.

10 NM.

5 NM.

1 NM.

22. Which of the following Nav Aids will provide an RNAV system with position?

ADF.

VDF.

NDB.

VOR/DME.

23. What is true about the FMC database?

The data can be customised for the specific airline operations.

The navigation database contains the company's cost index strategy.

The performance database contains aeronautical information for the planned area of operations of the aircraft.

The data includes SIDs, STARs, and runway approaches.

24. Precision RNAV (P-RNAV) requires a track-keeping accuracy of?

Plus or minus 5.0 nm for 95% of the flight time.

Plus or minus 10.0 nm for 95% of the flight time.

Plus or minus 1.0 nm for 95% of the flight time.

Plus or minus 8.0 nm for 95% of the flight time.

25. Which of the following statements in true for a basic Area Navigation System?

The VOR/DME Area Navigation System uses whatever stations are turned on the aircraft's normal VHF radio.

The VHF NAV frequency is turned and the equipment automatically selects the paired DME frequencies.

The pilot tunes the closest VOR/DME stations within range of the VOR/DME Area Navigation System.

The VOR/DME Area Navigation System has its own VHF NA turner and it always tunes the DME stations closest to the aircraft.

26. Which of the following is one of the functions of the Course-Line-Computer in a basic Ara Navigation (RNAV) system?

It automatically selects the two strongest transmitters for the Area-Nav-Mode and continues working by memory in case one of the two necessary station goes off the air.

It transfers the information given by a VOR/DME station into tracking and distance indications to any chosen Phantom Station/waypoint.

It calculates cross track information for NDB approaches.

It checks the ground station accuracy using a built-in test programme.

27. The track-line on the Electronic Horizontal Situation Indicator (EHSI) or Navigation Display of an Electronic Flight Instrument System

Indicates that the pilot has made a manual track selection.

Indicates to the pilot that a manually selected heading is being flown.

Corresponds to the calculated IRS TH and is correct during turns.

Represents the track of the aircraft over the ground.. When it coincides with the desired track, wind influence is compensated for.

28. The inputs of information used to achieve the RNAV required accuracy may be: 1. NDB. 2. IRS. 3. VOR/DME. 4. GNSS. The combination regrouping all of the correct statements is?

1, 2 and 3.

2, 3 and 4.

1, 2, 3 and 4.

2 and 4.

29. A pilot is flying between two waypoits defined by suitably located VOR/DMEs. Equipped with a simple 2D RNAV system, this pilot?

Reads cross track error and the distance to go on CDI or HSI.

Enters relative position between his aircraft and the VOR/DMEs on the CDU to calculate the cross track error.

Reads VOR/DME bearing and distance on CDI or HSI to compute himself the cross track erros.

Must update any altitude change in RNAV system to have correct cross track error.

30. When the Area Navigation system is coupled to an FMS, the VOR/DME tuner provides DME information by?

Turning the frequencies that have previously been put into the system by the pilot during the pre flight setting up process.

Turning the VOR station selected and automatically tuning the paired DME frequency.

Automatically tuning the 2 closest DME beacons.

Automatically tuning to the two DMEs that are within range and that provide the best fixing geometry.

31. In which of the following cases would ETOs and ETA at destination calculated by the Flight Management Computer (FMC) be correct?

When the actural winds match the forecast winds, and the actual cruising Mach number is equal to the FMC calculated Match number.

When the FMC computes each ETO and using the correct GS

When the ETOs and ETA are based on the forecast winds calculated from the actual take-off time

When the FMC positions and GS are accurate.

32. What is the cross track deviation (XTK) indicated on an RNAV system?

The distance between the air position and the planed track.

The distance between the actual position and the great circle track between two active waypoits.

The distance between the air position and the great circle track between two active waypoints.

The distance along a track between two waypoints.

33. Concerning FMC database?

The navigation may be customised for the specific airline operations.

Only the performance database may be customised by the company.

Only the navigation database may be customised for the company's cost index strategy.

Company databases and FMC databases can not be used at the same time.

34. In a 2D RNAV system you have entered the DME and VOR data from two waypoints. When do you use to work out the cross track errors when an-route from one to the other?

The pilot takes VOR and DME information and computes it himself.

Use the automatically computed values on the CDI/HSI.

The pilot is presented with VOR/DME information which must then be correlated to the pressure instruments to determine the effect of altitude.

The pilot will have to calculate the wind and apply it to the VOR/DME information.

35. The IRS is a self-contained system because?

It operates independently of navigational aids outside the aircraft.

The system generates a warning in case of a failure.

It operates off its own power supply.

The calculation of the position does not require any software.

36. The navigational function of the horizontal situation indicator (HSI) in relation to area navigation system is?

The indication of the cross track angle error (TKE)

The indication of the RNP.

The indication of the wind component.

The indication of the cross track distance (XTK).

37. Which of the following lists information required to input a waypoint or 'Phantom Station' into a basic VOR/DME-based Area Navigation System?

Radials from a minimum of two VORs to the waypoint or 'Phantom Station'.

Magnetic track and distance from the aircraft to the waypoint or 'Phantom Station'.

Radials and distance from a VOR/DME to the waypoint or 'Phantom Station'.

Magnetic track and distance to a VOR/DME from the waypoint or 'Phantom Station'.

38. Erratic indications may be experienced when flying towards a basic VOR/DME-based Area Navigation System ‘Phantom Station’

When operating at low altitudes close to the limit of reception range from the reference station.

When the Phantom Station is out of range.

When in the cone of silence overhead the Phantom Station.

Because, under adverse conditions (relative bearing to the Phantom Station other than 180°/360°) it takes the computer more time to calculate the necessary information.

39. What is the deviation per dot on the HSI when using a 2-dot RNAV system in the approach mode?

10 NM.

10°.

0.5°.

0.5 NM.

40. Which statement is true regarding a compass when directly overhead the north magnetic pole?

The magnetic variation is 90 degrees.

The compass tip will point directly down.

The compass tail points down.

The horizontal component of the earth's magnetic field is horizontal.

41. Which one of the following sensors/system is self-contained?

VOR/DME.

GPS.

Inertial Navigation System.

Basic RNAV system

42. The Flight Management Computer (FMC) position is

The actual position of aircraft at any point in time.

Another source of aircraft position; it is independent of other position sources (IRS, Radio, ILS etc).

The same as that given on the No. 1 IRS.

The compouted position based on a number of sources (IRS, Radio, ILS, GPS etc)

43. Which statement about RNAV is correct?

RNAV route are only used in terminal areas in order to make more efficient use of the approach and landing facilities of an airport.

In general RNAV routes coincide with standard route in order to make optimum use of the available VOR/DME stations.

A method of navigation which permits aircraft operation on any desired flight path.

All waypoints of RNAV routes are called phantom stations.

44. Which of the following combinations is likely to result in the most accurate Area Navigation (RNAV) fixes?

VOR/DME.

NDB/VOR.

DME/DME.

VOR/VOR.

45. On what data is a VOR/DME Area Navigation System operating in the dead reckoning mode?

Radial from one VOR, distance from two DME, TAS from the air data computer, heading from the compass.

Radial from one VOR and distance from two DME.

TAS from the Air Data Computer, heading from the compass and the last

TAS from the Air Data Computer, heading from the compass.

46. Which of the following statements regarding B-RNAV is correct?

B-RNAV is only applicable when flying in TMAs.

B-RNAV can be used up to FL95. Above FL95 P-RNAV is required.

For 95% of the flight time, the track keeping accuracy must not exceed 5 nm.

In case of B-RNAV, RNPI is required.

47. Radar returns, on a B737-400, can be displayed on all Electronic Horizontal Situation Indicator (EHSI) screen modes of an Electronic Flight Instrument System (EFIS) WITH THE EXCEPTION OF

FULL NAV, FULL VOR/ILS AND PLAN.

FULL VOR/ILS, EXP VOR/ILS and PLAN.

FULL NAV, PLAN and MAP.

EXP VOR/ ILS, PLAN and MAP.

48. Which one of the following sensors/systems is self-contained and obtains no external information?

Inertial Navigation System (INS) position.

Magnetic heading.

Pressure altitude.

VOR/DME radial/distance.

49. The IRS is a self-contained system because?

It operates off its own power supply.

It operates independently of navigational aids outside the aircraft.

The system generates a warning in case of a failure.

The calculation of the position does not require any software.

50. When entering and using a phantom waypoint in area navigation equipment you?

The referenced station must by positively identified but at least 1pilot.

Must be in range of the referenced station to enter or to use it.

Don't need to be within of the referenced station to enter the waypoint but you must be to use it.

Don't need to be in range of the referenced station to enter or use it.

Question Bank

Questions for RNAV