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CPL Test Series
Question Bank
Questions for RNAV
Answer the following questions
Test Mode
Training Mode
1. On what data is a VOR/DME Area Navigation System operating in the dead reckoning mode?
TAS from the Air Data Computer, heading from the compass.
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
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 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.
The system has the ability to calculate the aircraft position with an accuracy comparable to the gaps position.
3. The Flight Management Computer (FMC) position is
Another source of aircraft position; it is independent of other position sources (IRS, Radio, ILS etc).
The compouted position based on a number of sources (IRS, Radio, ILS, GPS etc)
The actual position of aircraft at any point in time.
The same as that given on the No. 1 IRS.
4. Kalman filtering is used within?
DME receiver.
VOR receiver.
Navigation computer.
Electronic Flight Instruments (EFIS).
5. When the Area Navigation system is coupled to an FMS, the VOR/DME tuner provides DME information by?
Turning the VOR station selected and automatically tuning the paired DME frequency.
Turning the frequencies that have previously been put into the system by the pilot during the pre flight setting up process.
Automatically tuning to the two DMEs that are within range and that provide the best fixing geometry.
Automatically tuning the 2 closest DME beacons.
6. Which statement about RNAV is correct?
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.
RNAV route are only used in terminal areas in order to make more efficient use of the approach and landing facilities of an airport.
All waypoints of RNAV routes are called phantom stations.
7. Which of the following gives the best information about the progress of a flight between 2 en-route waypoints from a RNAV equipment?
ETO
Elapsed time en route.
ETD
ATA.
8. The IRS is a self-contained system because?
It operates off its own power supply.
The system generates a warning in case of a failure.
The calculation of the position does not require any software.
It operates independently of navigational aids outside the aircraft.
9. Which of the following combinations is likely to result in the most accurate Area Navigation (RNAV) fixes?
DME/DME.
VOR/VOR.
NDB/VOR.
VOR/DME.
10. 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 management system.
The horizontal plane and the cruise management system.
11. Which of the following statements regarding B-RNAV is correct?
B-RNAV can be used up to FL95. Above FL95 P-RNAV is required.
B-RNAV is only applicable when flying in TMAs.
In case of B-RNAV, RNPI is required.
For 95% of the flight time, the track keeping accuracy must not exceed 5 nm.
12. 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?
2 and 4.
2, 3 and 4.
1, 2, 3 and 4.
1, 2 and 3.
13. Which of the following Nav Aids will provide an RNAV system with position?
VOR/DME.
ADF.
NDB.
VDF.
14. Which one of the following sensors/systems is self-contained and obtains no external information?
Pressure altitude.
Inertial Navigation System (INS) position.
VOR/DME radial/distance.
Magnetic heading.
15. Which of the following statements in true for a basic 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.
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.
16. What is the deviation per dot on the HSI when using a 2-dot basic RNAV system in the en-route mode?
1 NM.
5 NM.
10 NM.
2 NM.
17. 3D RNAV fixing gives you?
Horizontal, vertical and time guidance.
2D RNAV plus time guidance.
Horizontal and vertical profile guidance.
2D RNAV plus speed contronl.
18. 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 is presented with VOR/DME information which must then be correlated to the pressure instruments to determine the effect of altitude.
Use the automatically computed values on the CDI/HSI.
The pilot will have to calculate the wind and apply it to the VOR/DME information.
The pilot takes VOR and DME information and computes it himself.
19. Which of the following is one of the functions of the Course-Line-Computer in a basic Ara Navigation (RNAV) system?
It transfers the information given by a VOR/DME station into tracking and distance indications to any chosen Phantom Station/waypoint.
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 calculates cross track information for NDB approaches.
It checks the ground station accuracy using a built-in test programme.
20. Which one of the following inputs to an Area Navigation System (R-NAV) comes from an external, not on-board, system?
Magnetic heading.
Inertial Navigation System (INS) position.
VOR/DME radial/distance.
Pressure altitude.
21. Which one of the following sensors/system is self-contained?
VOR/DME.
Inertial Navigation System.
Basic RNAV system
GPS.
22. 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 and 4.
3, 4 and 5.
2, 4 and 5.
1, 2, 4 and 5.
23. 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.
Insert navigation data between two updates.
Read and write at any time in database.
24. What is the cross track deviation (XTK) indicated on an RNAV system?
The distance between the air position and the great circle track between two active waypoints.
The distance between the actual position and the great circle track between two active waypoits.
The distance between the air position and the planed track.
The distance along a track between two waypoints.
25. Concerning FMC database?
Company databases and FMC databases can not be used at the same time.
Only the performance database may be customised by the company.
The navigation may be customised for the specific airline operations.
Only the navigation database may be customised for the company's cost index strategy.
26. 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 one serviceable self-contained navigation aid.
Within the coverage of station-referenced navigation aids or within the limits of the capability of self-contained aids, or a combination of these.
Outside the coverage of station-referenced navigation aids provided that it is equipped with a minimum of two serviceable self-contained navigation aids.
Within the coverage of station-referenced navigation aids provided that it is equipped with a minimum of one serviceable of self-contained navigation aids.
27. Which statement is true regarding a compass when directly overhead the north magnetic pole?
The compass tail points down.
The horizontal component of the earth's magnetic field is horizontal.
The compass tip will point directly down.
The magnetic variation is 90 degrees.
28. In order to enter a waypoint that is designated by a VOR into an RNAV, the VOR
Has to be positively identified by one of the pilots.
Does not have to be in range when entered or used.
Does not have to be range when entered but must be when used.
Must be in range.
29. 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 8.0 nm for 95% of the flight time.
Plus or minus 1.0 nm for 95% of the flight time.
Plus or minus 10.0 nm for 95% of the flight time.
30. The skip distance of HF-transmission will increase with?
Higher frequency and higher position of the reflecting ionospheric layer.
Higher frequency and lower position of the reflecting ionospheric layer.
Lower frequency and higher position of the reflecting ionospheric layer.
Lower frequency and lower position of the reflecting ionospheric layer.
31. 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.
32. Which one of the following lists information given by a basic VOR/DME-based Area Navigation System?
Wind velocity.
True airspeed, drift angle.
Crosstrack distance; along track distance; angular course deviation.
Aircraft position in latitude and longitude.
33. 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 wind component.
The indication of the cross track distance (XTK).
The indication of the RNP.
34. A phantom station (as used in a 2D RNAV system) is?
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.
An existing VOR/DME station created in the memory of the navigation computer unit of the RNAV system.
35. 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.
36. When entering and using a phantom waypoint in area navigation equipment you?
The referenced station must by positively identified but at least 1pilot.
Don't need to be in range of the referenced station to enter or use it.
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.
37. Precision RNAV (P-RNAV) requires a track-keeping accuracy of
1.0 NM standard deviation or better.
1.5 NM standard deviation or better.
0.25 NM standard deviation or better.
0.5 NM standard deviation or better.
38. 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 aircraft to fly at RNAV flight levels with a 500 ft separation.
RNAV allows pilots to manage horizontal and vertical separation with other aircraft without obtaining ATC clearance.
RNAV allows to obtain ATC clearance by HF radio without the requirement to establish any radio contract.
39. The track-line on the Electronic Horizontal Situation Indicator (EHSI) or Navigation Display of an Electronic Flight Instrument System
Indicates to the pilot that a manually selected heading is being flown.
Represents the track of the aircraft over the ground.. When it coincides with the desired track, wind influence is compensated for.
Indicates that the pilot has made a manual track selection.
Corresponds to the calculated IRS TH and is correct during turns.
40. 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 FMC positions and GS are accurate.
When the ETOs and ETA are based on the forecast winds calculated from the actual take-off time
41. A pilot is flying between two waypoits defined by suitably located VOR/DMEs. Equipped with a simple 2D RNAV system, this pilot?
Must update any altitude change in RNAV system to have correct cross track error.
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.
42. Which of the following gives the information about the progress of a flight between 2 en-route waypoints from a RNAV equipment?
ETO.
Elapsed time on route.
ATA.
ETD.
43. In relation to Area Navigation Syste (RNAV), which of the following is an Air Data input?
True airspeed.
Inertial Navigation System (INS) position.
Doppler drift.
VOR/DME radial/distance.
44. Basic RNAV requires a track-keeping accuracy of
+/-2NM or better for 75% of the flight time.
+/-3NM or better for 90% of the flight time.
+/-5NM or better for 95% of the flight time.
+/-5NM or better throughout the flight.
45. A 3D RNAV system has capability in?
A horizontal plane, and vertical plane and timing function.
A horizontal plane and speed management system.
A horizontal plane and the vertical plane.
A horizontal plane and cruise management system.
46. 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.
2, 4 and 5.
1, 2, 4 and 5.
1, 2 and 4.
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, PLAN and MAP.
EXP VOR/ ILS, PLAN and MAP.
FULL NAV, FULL VOR/ILS AND PLAN.
FULL VOR/ILS, EXP VOR/ILS and PLAN.
48. Which component of an Area Navigation System displays the Cross Track Distance?
DME Indicator.
Radio Magnetic Indicator.
Attitude Display.
Navigation Display.
49. The IRS is a self-contained system because?
The calculation of the position does not require any software.
The system generates a warning in case of a failure.
It operates off its own power supply.
It operates independently of navigational aids outside the aircraft.
50. What is the deviation per dot on the HSI when using a 2-dot RNAV system in the approach mode?
0.5 NM.
10°.
0.5°.
10 NM.
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