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National airspace system - correct answer ✔✔What does the abbreviation NAS stand for?
Visual flight rules - correct answer ✔✔What does the abbreviation VFR stand for?
Global Positioning System - correct answer ✔✔What does the abbreviation GPS stand for?
Ultra high frequency - correct answer ✔✔What does the abbreviation UHF stand for?
Distance measuring equipment - correct answer ✔✔What does the abbreviation DME stand
for?
Above Ground Level - correct answer ✔✔What does the abbreviation AGL stand for?
Very high frequency omnidirectional radio range - correct answer ✔✔What does the
abbreviation VOR stand for?
Affirmative - correct answer ✔✔This phrase means Yes.
Wilco - correct answer ✔✔This phrase indicates I have received your message, understand it,
and will comply with it
Go ahead - correct answer ✔✔This phase is used for proceed with your message, and is not to
be used for any other purpose
, Acknowledge - correct answer ✔✔This phrase is used for the following: Let me know that you
have received and understood my message.
Over - correct answer ✔✔This phrase indicates My transmission is ended, I expect a response
Negative - correct answer ✔✔This phrase is used to indicate No or That is not correct
Vor - correct answer ✔✔This term describes a ground-based VHF NAVAID used as the basis for
navigation in the National Airspace System.
Out of service - correct answer ✔✔This term describes when a piece of equipment is not
operational or available for immediate air traffic or public use .
Transponder - correct answer ✔✔This term describes the airborne radar beacon
receiver/transmitter portion of the Air Traffic Control Radar Beacon System (ATCRBS) which
automatically receives radio signals from interrogators on the ground, and selectively replies
with a specific reply pulse or pulse group only to those interrogations being received on the
mode to which it is set to respond.
Distance measuring equipment - correct answer ✔✔This term describes equipment used to
measure, in nautical miles, the slant range distance of an aircraft from a NAVAID.
Automatic terminal information service - correct answer ✔✔This term describes the continuous
broadcast of recorded non-control information in selected terminal areas. Its purpose is to
improve controller effectiveness and to relieve frequency congestion by automating the
repetitive transmission of essential but routine information