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CPL Test Series
Question Bank
Questions for RNAV
Answer the following questions
Test Mode
Training Mode
1. The IRS is a self-contained system because?
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.
It operates off its own power supply.
2. Erratic indications may be experienced when flying towards a basic VOR/DME-based Area Navigation System ‘Phantom Station’
When in the cone of silence overhead the Phantom Station.
When the Phantom Station is out of range.
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.
When operating at low altitudes close to the limit of reception range from the reference station.
3. Which one of the following sensors/systems is self-contained and obtains no external information?
VOR/DME radial/distance.
Inertial Navigation System (INS) position.
Magnetic heading.
Pressure altitude.
4. 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.
ETD
Elapsed time en route.
5. 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 RNP.
The indication of the cross track distance (XTK).
6. 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.
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.
Indicates to the pilot that a manually selected heading is being flown.
7. 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'.
Magnetic track and distance to a VOR/DME from the waypoint or 'Phantom Station'.
Radials and distance from a VOR/DME to the waypoint or 'Phantom Station'.
8. 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 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.
RNAV allows aircraft to fly at RNAV flight levels with a 500 ft separation.
9. 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 checks the ground station accuracy using a built-in test programme.
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.
10. 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 VOR/DME Area Navigation System has its own VHF NA turner and it always tunes the DME stations closest to the aircraft.
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.
11. Which of the following statements regarding B-RNAV is correct?
For 95% of the flight time, the track keeping accuracy must not exceed 5 nm.
B-RNAV can be used up to FL95. Above FL95 P-RNAV is required.
In case of B-RNAV, RNPI is required.
B-RNAV is only applicable when flying in TMAs.
12. A 2-dimensional RNAV system has a capability in the?
Horizontal and vertical planes.
Timing function.
Vertical plane.
Horizontal plane.
13. Which one of the following sensors/system is self-contained?
VOR/DME.
Basic RNAV system
GPS.
Inertial Navigation System.
14. Which one of the following lists information given by a basic VOR/DME-based Area Navigation System?
Aircraft position in latitude and longitude.
Crosstrack distance; along track distance; angular course deviation.
True airspeed, drift angle.
Wind velocity.
15. The IRS is a self-contained system because?
It operates independently of navigational aids outside the aircraft.
It operates off its own power supply.
The calculation of the position does not require any software.
The system generates a warning in case of a failure.
16. A pilot is flying between two waypoits defined by suitably located VOR/DMEs. Equipped with a simple 2D RNAV system, this pilot?
Reads VOR/DME bearing and distance on CDI or HSI to compute himself the cross track erros.
Reads cross track error and the distance to go on CDI or HSI.
Must update any altitude change in RNAV system to have correct cross track error.
Enters relative position between his aircraft and the VOR/DMEs on the CDU to calculate the cross track error.
17. Which one of the following inputs to an Area Navigation System (R-NAV) comes from an external, not on-board, system?
VOR/DME radial/distance.
Magnetic heading.
Pressure altitude.
Inertial Navigation System (INS) position.
18. 3D RNAV fixing gives you?
Horizontal and vertical profile and time guidance.
2D RNAV plus tie guidance.
2D RNAV plus speed control.
Horizontal, vertical and time guidance.
19. Which statement about RNAV is correct?
All waypoints of RNAV routes are called phantom stations.
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.
20. What is the cross track deviation (XTK) indicated on an RNAV system?
The distance between the actual position and the great circle track between two active waypoits.
The distance along a track between two waypoints.
The distance between the air position and the planed track.
The distance between the air position and the great circle track between two active waypoints.
21. 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.
EXP VOR/ ILS, PLAN and MAP.
FULL VOR/ILS, EXP VOR/ILS and PLAN.
FULL NAV, PLAN and MAP.
22. 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.
23. From which of the following combination of navigation sources provide enough information to the RNAV equipment to calculate the wind vector?
GPS and compass output.
IRS and GPS.
IRS and air data computer.
Compass system and IRS.
24. Which statement is true regarding a compass when directly overhead the north magnetic pole?
The compass tail points down.
The magnetic variation is 90 degrees.
The horizontal component of the earth's magnetic field is horizontal.
The compass tip will point directly down.
25. Which of the following combinations is likely to result in the most accurate Area Navigation (RNAV) fixes?
NDB/VOR.
VOR/VOR.
VOR/DME.
DME/DME.
26. What is the deviation per dot on the HSI when using a 2-dot basic RNAV system in the en-route mode?
10 NM.
5 NM.
2 NM.
1 NM.
27. In relation to Area Navigation Syste (RNAV), which of the following is an Air Data input?
VOR/DME radial/distance.
True airspeed.
Inertial Navigation System (INS) position.
Doppler drift.
28. Kalman filtering is used within?
VOR receiver.
DME receiver.
Navigation computer.
Electronic Flight Instruments (EFIS).
29. What is true about the FMC database?
The data includes SIDs, STARs, and runway approaches.
The data can be customised for the specific airline operations.
The performance database contains aeronautical information for the planned area of operations of the aircraft.
The navigation database contains the company's cost index strategy.
30. What is the deviation per dot on the HSI when using a 2-dot RNAV system in the approach mode?
10°.
10 NM.
0.5 NM.
0.5°.
31. 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.
1, 2 and 4.
2, 4 and 5.
3, 4 and 5.
32. A 3-dimension RNAV system has capability in?
The horizontal plane and the vertical plane.
The horizontal plane, the vertical plane, and the timing funtion.
The horizontal plane and the management system.
The horizontal plane and the cruise management system.
33. 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 position of the aircraft without reference to either man-made or natural information.
The system calculates the position of the aircraft without reference to externally generated (man made) signals.
The system has the ability to calculate the aircraft position with an accuracy comparable to the gaps position.
34. Precision RNAV (P-RNAV) requires a track-keeping accuracy of?
Plus or minus 10.0 nm for 95% of the flight time.
Plus or minus 8.0 nm for 95% of the flight time.
Plus or minus 5.0 nm for 95% of the flight time.
Plus or minus 1.0 nm for 95% of the flight time.
35. A phantom station (as used in a 2D RNAV system) is?
A waypoint defined by two DME distances from two different VOR/DME stations.
An existing VOR/DME station created in the memory of the navigation computer unit of the RNAV system.
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.
36. A 3D RNAV system has capability in?
A horizontal plane, and vertical plane and timing function.
A horizontal plane and the vertical plane.
A horizontal plane and cruise management system.
A horizontal plane and speed management system.
37. 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 in range of the referenced station to enter or use it.
Don't need to be within of the referenced station to enter the waypoint but you must be to use it.
38. 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.
39. 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.
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.
Within the coverage of station-referenced navigation aids or within the limits of the capability of self-contained aids, or a combination of these.
40. Concerning FMC database?
The navigation may be customised for the specific airline operations.
Only the navigation database may be customised for the company's cost index strategy.
Only the performance database may be customised by the company.
Company databases and FMC databases can not be used at the same time.
41. On what data is a VOR/DME Area Navigation System operating in the dead reckoning mode?
Radial from one VOR and distance from two DME.
Radial from one VOR, distance from two DME, TAS from the air data computer, heading from the compass.
TAS from the Air Data Computer, heading from the compass and the last
TAS from the Air Data Computer, heading from the compass.
42. 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.
The pilot will have to calculate the wind and apply it to the VOR/DME information.
Use the automatically computed values on the CDI/HSI.
The pilot takes VOR and DME information and computes it himself.
43. 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, 3 and 4.
2, 3 and 4.
2 and 4.
1, 2 and 3.
44. Precision RNAV (P-RNAV) requires a track-keeping accuracy of
0.5 NM standard deviation or better.
0.25 NM standard deviation or better.
1.5 NM standard deviation or better.
1.0 NM standard deviation or better.
45. The Flight Management Computer (FMC) position is
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)
The actual position of aircraft at any point in time.
46. In which of the following cases would ETOs and ETA at destination calculated by the Flight Management Computer (FMC) be correct?
When the FMC computes each ETO and using the correct GS
When the FMC positions and GS are accurate.
When the actural winds match the forecast winds, and the actual cruising Mach number is equal to the FMC calculated Match number.
When the ETOs and ETA are based on the forecast winds calculated from the actual take-off time
47. Which of the following gives the information about the progress of a flight between 2 en-route waypoints from a RNAV equipment?
ETD.
ETO.
Elapsed time on route.
ATA.
48. 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?
1, 2 and 4.
3, 4 and 5.
2, 4 and 5.
1, 2, 4 and 5.
49. 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.
50. The database of an FMS (Flight Management System) is organised in such a way that the pilot can
Read and write at any time in database.
Only read the database.
Can modify the database every 28 days.
Insert navigation data between two updates.
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