Radio Navigation - ATPL - Airline Transport Pilot license

Question 1

The azimuth transmitter of a Microwave Landing System (MLS) provides a fan-shaped horizontal approach zone which is usually:

Accepted Answer

+ or - 60° of the runway centre-line

Answer

+ or - 40° of the runway centre-line

Answer

+ or - 30° of the runway centre-line

Answer

+ or - 50° of the runway centre-line

Question 2

The Flight Management System (FMS) is organised in such a way that:

Accepted Answer

The navigation database is read only to the pilot.

Answer

The pilot is able to modify the navigation database in the FMC between two updates.

Answer

The navigation database of the FMC is valid for one year.

Answer

Timing the period that is taken for a transmission from the aircraft's transmitter/receiver to reach and return from a satellite in a known position

Question 3

What does ADF stand for?

Accepted Answer

UHF

Answer

Airborne Direction Finding

Answer

Aeroplane Direction Finding

Answer

Airport Direction Finder

Question 4

Which of the following errors is associated with the use of VOR?

Accepted Answer

Scalloping.

Answer

Coastal refraction.

Answer

Night effect.

Answer

Quadrantal error.

Question 5

How many clocks are installed in each NAVSTAR GPS satellite?

Accepted Answer

Yellow to amber to blue

Answer

3

Answer

2

Answer

1

Question 6

Errors caused by the effect of coastal refraction on bearings at lower altitudes are maximum when the NDB is:

Accepted Answer

Inland and the bearing crosses the coast at an acute angle

Answer

Near the coast and the bearing crosses the coast at an acute angle

Answer

Inland and the bearing crosses the coast at right angles

Answer

Four

Question 7

The 'O' followed by the letters 'KABC' indicate:

Accepted Answer

107 NM

Answer

An off-route VOR/DME

Answer

A designated alternate airport

Answer

The destination airport

Question 8

ICAO recommendations are that range errors indicated by Distance Measuring Equipment (DME) should not exceed:

Accepted Answer

+ or - 0.25 NM plus 1.25% of the distance measured

Answer

+ or - 0.5 NM or 3% of the distance measured whichever is the greater

Answer

+ or - 0.25 NM plus 3% of the distance measured up to a maximum of 5 NM

Answer

+ or - 1.25 NM plus 0.25% of the distance measured

Question 9

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

Accepted Answer

Navigation database

Answer

Auto flight computers

Answer

Performance database

Answer

Continuous automatic position reporting using Global Positioning System (GPS) satellites and collision avoidance using TCAS II

Question 10

The code transmitted by a SSR transponder consists of:

Accepted Answer

Pulses

Answer

Amplitude differences

Answer

Frequency differences

Answer

It is of no use to civil aviation

Quiz Radio Navigation - ATPL - Airline Transport Pilot license

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