Radio Navigation - ATPL - Airline Transport Pilot license

Question 1

Which of the following will give the most accurate calculation of aircraft ground speed?

Accepted Answer

A DME station sited on the flight route

Answer

A DME station sited across the flight route

Answer

A VOR station sited on the flight route

Answer

Yellow to amber to blue

Question 2

An aircraft carrying out an ILS approach is receiving more 90 Hz than 150 Hz modulation notes from both the localiser and glidepath transmitters. The ILS indication will show:

Accepted Answer

Fly right and fly down

Answer

Fly left and fly up

Answer

Fly right and fly up

Answer

24 seconds (= 1 second per data frame)

Question 3

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 4

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

Accepted Answer

400 FT/MIN

Answer

Modify the database every 14 days

Answer

Modify the data in the database between two updates

Answer

Read and write at any time in the database

Question 5

Airborne weather radars are generally based on the use of:

Accepted Answer

C/A- and P

Answer

Secondary radar in the SHF band

Answer

Primary radar in the UHF band

Answer

Secondary radar in the VHF band

Question 6

DME channels utilise frequencies of approximately:

Accepted Answer

1000 MHz

Answer

600 MHz

Answer

300 MHz

Answer

The closer the receiver is to a LAAS ground reference station, the more accurate is the aircraft position fix.

Question 7

What does ADF stand for?

Accepted Answer

UHF

Answer

Airborne Direction Finding

Answer

Aeroplane Direction Finding

Answer

Airport Direction Finder

Question 8

Due to 'Doppler' effect an apparent decrease in the transmitted frequency, which is proportional to the transmitter's velocity, will occur when:

Accepted Answer

The transmitter moves away from the receiver

Answer

The transmitter and receiver move towards each other

Answer

There is no relative movement between the transmitter and the receiver

Answer

270 NM

Question 9

The orbital planes of the satellite navigation system NAVSTAR/GPS are:

Accepted Answer

The deviation bar and/or pointer change colour to red and flash intermittently

Answer

Inclined 90° to the equatorial plane

Answer

Inclined 55° to the earth axis

Answer

Parallel to the equatorial plane

Question 10

On an ILS approach, the glidepath needle is fully down. How much deflection does this indicate?

Accepted Answer

0.7°

Answer

5°

Answer

10°

Answer

2.5°

Quiz Radio Navigation - ATPL - Airline Transport Pilot license

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