Radio Navigation - ATPL - Airline Transport Pilot license

Question 1

Which of the following correctly describes the Instrument Landing System (ILS) localiser radiation pattern?

Accepted Answer

Two overlapping lobes on the same VHF carrier frequency

Answer

A pencil beam comprising a series of smaller beams each carrying a different modulation

Answer

Two overlapping lobes on the same UHF carrier frequency

Answer

Two overlapping lobes on different radio carrier frequencies but with the same modulation

Question 2

The Doppler Navigation System is based on:

Accepted Answer

Radar principles using frequency shift

Answer

Doppler VOR (DVOR) Navigation System

Answer

Radio waves refraction in the ionosphere

Answer

Phase comparison from ground station transmissions

Question 3

In the Flight Management Computer (FMC) of the Flight Management System (FMS), data relating to V1, VR and V2 speeds is stored in the:

Accepted Answer

Performance database

Answer

Auto flight computer

Answer

Navigation database

Answer

Air data computer

Question 4

A cumulonimbus cloud in the vicinity of an aeroplane can cause certain navigation systems to give false indications. This is particularly true of the:

Accepted Answer

ADF

Answer

Weather radar

Answer

VOR

Answer

DME

Question 5

What type of satellite navigation system NAVSTAR/GPS receiver is most suitable for use on board an aircraft?

Accepted Answer

Multichannel

Answer

Multiplex

Answer

Sequential

Answer

Any hand held type

Question 6

In the Flight Management Computer (FMC) of the Flight Management System (FMS), data relating to STARs and SIDs is stored in the:

Accepted Answer

Navigation database

Answer

Performance database

Answer

Air data computer

Answer

Auto flight computers

Question 7

Of what use, if any, is a military TACAN station to civil aviation?

Accepted Answer

It can provide DME distance

Answer

It can provide a magnetic bearing

Answer

It can provide a DME distance and magnetic bearing

Answer

It is of no use to civil aviation

Question 8

When Mode C is selected on the aircraft SSR transponder the additional information transmitted is:

Accepted Answer

Flight level based on 1013.25 hPa

Answer

Altitude based on regional QNH

Answer

Aircraft height based on sub-scale setting

Answer

Height based on QFE

Question 9

For a conventional DME facility 'Beacon Saturation' will occur whenever the number of aircraft interrogations exceeds:

Accepted Answer

100

Answer

60

Answer

200

Answer

80

Question 10

Which of the following is a complete list of airborne weather radar antenna stabilisation axes?

Accepted Answer

Roll and pitch

Answer

Roll and yaw

Answer

Pitch and yaw

Answer

Roll, pitch and yaw

Exam questions Radio Navigation - ATPL - Airline Transport Pilot license

ATPL - Airline Transport Pilot license: Radio Navigation 10 Questions no time limit

Exam questions Radio Navigation - ATPL - Airline Transport Pilot license

ATPL - Airline Transport Pilot license: Radio Navigation 10 Questions no time limit

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