ACE Airport Communications Procedures 2

Question 1

When a pilot declares a MAYDAY, what priority does ATC give to that aircraft?

Accepted Answer

Immediate priority over all other traffic

Answer

A MAYDAY declaration signals a life-threatening emergency, granting the aircraft absolute priority over all other traffic.

Question 2

What is the correct phraseology for a controller to instruct a pilot to stop transmitting temporarily?

Accepted Answer

Stand by

Answer

'Stand by' is the standard ICAO/FAA phraseology instructing a station to wait and cease non-emergency transmissions.

Question 3

Which frequency is designated as the universal emergency frequency monitored by ATC and military facilities?

Accepted Answer

121.5 MHz

Answer

121.5 MHz is the international aeronautical emergency frequency continuously monitored by ATC and search-and-rescue agencies.

Question 4

An airport operations vehicle needs to cross an active runway. What must the driver do before proceeding?

Accepted Answer

Obtain explicit clearance from the control tower

Answer

Explicit clearance from the air traffic control tower is mandatory before any vehicle crosses an active runway to prevent incursions.

Question 5

What does the term 'readback' mean in aviation communications?

Accepted Answer

Repeating a clearance or instruction back to the controller

Answer

A readback requires the recipient to repeat the clearance verbatim so the controller can verify it was received correctly.

(ACE) Airport Certified Employee Practice Test