Communications School Exam

This is a timed quiz. You will be given 1200 seconds to answer all questions. Are you ready?

1200

What band is used for most civilian aeronautical communications?

Correct! Wrong!

VHF communications are allocated for civil aviation radio communications. They are the most common frequency band used.

The correct pronunciation of time 2053 where there is no confusion about the hour is:

Correct! Wrong!

If there is no confusion about the hour only the minutes have to be communicated. The correct pronunciation of โ€œ53โ€ is โ€œFIFE TREEโ€.

Readability 2 means:

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The readability of transmissions is classified from 1 to 5. 5 being โ€œPerfectly Readableโ€ and 1 being โ€œUnreadableโ€. 2 is defined as โ€œReadable now and thenโ€, 3 is โ€œReadable with difficultyโ€ and finally 4 is โ€œReadableโ€.

A QFE of 997 hectopascals is transmitted as:

Correct! Wrong!

When transmitting a pressure setting โ€œhectopascalsโ€ should always be spoken after the pressure setting to remove ambiguity.

How would the registration G-CIMB be abbreviated by an ATSU?

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G-CIMB would be abbreviated to G-MB.

What type of air traffic services unit is described? “Provides a control and information service: issues clearances to enter class A-D airspace or clearances within an ATZ.”

Correct! Wrong!

Airspace class A to D are all within controlled airspace, thus Air Traffic has to be controlled too. Flight Information Service and Air/Ground Radio are applicable in Class F/G airspace.

What does the term โ€œATISโ€ stand for?

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ATIS is Automatic Terminal Information Service, it can give weather and terminal/airport based information, but no traffic information.

What is the meaning of โ€œRogerโ€?

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The correct meaning of Roger is โ€œI have received all of your last transmissionโ€. The correct meaning for Wilco is โ€œI have understood your message and will comply with itโ€.

An aircraft is flying at 8500ft and wants to communicate with the destination airfield which is 450ft above sea level. At what range would the pilot of the aircraft expect to be able to communicate with the airfield?

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VHF range in NM is the square root of (1.5 x height in feet), so โˆš(1.5x(8500 – 450)) = 109.88nm

A pilot of an aircraft hears the following transmission from air traffic control: โ€œAll stations, Birmingham radar. Stop transmitting, Maydayโ€. What does this mean?

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Air traffic control is implementing radio silence to all other aircraft on frequency, so the frequency is clear to be used by the aircraft in distress.

What is the โ€˜Q codeโ€™ for the magnetic heading to be steered by the aircraft to the station with no wind?

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QDM = magnetic direction to a station, QDR = magnetic direction from a station, QUJ = true bearing to the station, QTE is true bearing from the station.

What is the VHF international emergency frequency?

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The emergency frequency is 121.5MHz