Aviation/Aircraft Acronyms - Statistics

General Stats

Answer Stats

Hint	Answer	% Correct
ATC	Air Traffic Control	97%
APU	Auxiliary Power Unit	71%
ILS	Instrument Landing System	63%
VFR	Visual Flight Rules	62%
IFR	Instrument Flight Rules	59%
GA	General Aviation	45%
HUD	Heads-Up Display	42%
IAS	Indicated Air Speed	41%
AGL	Above Ground Level	38%
CFI	Certified Flight Instructor	38%
TAS	True Air Speed	37%
VHF	Very High Frequency	34%
MSL	Mean Sea Level	33%
VNAV	Vertical Navigation	33%
LNAV	Lateral Navigation	28%
UHF	Ultrahigh Frequency	28%
OAT	Outside Air Temperature	26%
ICAO	International Civil Aviation Organization	23%
DME	Distance Measuring Equipment	20%
NAVAID	Navigational Aid	14%
PAPI	Precision Approach Path Indicator	14%
NASA	National Aeronautics and Space Administration	13%
SAM	Surface to air missile/system area monitor	12%
SAR	Search and Rescue	11%
ATIS	Automated Terminal Information Service	10%
VOR	VHF Omnidirectional Range	9%
RNAV	Area Navigation	7%
CDI	Course Deviation Indicator	6%
VASI	Visual Approach Slope Indicator	3%
ADI	Attitude Direction Indicator	2%
TACAN	Tactical Air Navigation	2%
MTR	Military Training Route	1%
BFM	Basic Fighter Maneuvers	0%
SAS	Stability Augmentation System	0%

Score Distribution

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Percentile by Number Answered

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