EAWS Aviation Communications and Navigation Systems 2

Question 1

What does the acronym TACAN stand for?

Accepted Answer

Tactical Air Navigation

Answer

Tactical Air Command and Navigation

Answer

Terminal Area Control and Navigation

Answer

Total Aircraft Navigation

Question 2

What two pieces of navigation information does a TACAN system provide to the aircrew?

Accepted Answer

Bearing and distance (DME)

Answer

Airspeed and altitude

Answer

Heading and course correction vectors

Answer

Ground position and time

Question 3

The Instrument Landing System (ILS) consists of which two primary components that guide an aircraft to the runway?

Accepted Answer

Localizer and glide slope

Answer

Glide slope and distance measuring equipment

Answer

TACAN and precision approach radar

Answer

VOR and DME

Question 4

What is the primary operational advantage of an Inertial Navigation System (INS) over radio-based navigation aids?

Accepted Answer

Operation without any external signals or references

Answer

Greater absolute accuracy than GPS

Answer

Immunity to all weather conditions

Answer

Faster position update rates

Question 5

What unique capability does the Automatic Carrier Landing System (ACLS) provide to carrier-based aircraft?

Accepted Answer

Fully automatic approach and landing in zero-visibility conditions

Answer

Automated catapult launch sequencing

Answer

Navigation routing from shore base to the carrier

Answer

Automated fuel state calculations during approaches

Question 6

How does the Global Positioning System (GPS) determine an aircraft's position?

Accepted Answer

By calculating position from timing signals received from orbiting satellites

Answer

By receiving bearing signals from TACAN ground stations

Answer

By measuring Doppler shift from VHF ground beacons

Answer

By referencing inertial platform drift against known terrain

Question 7

The Automatic Direction Finder (ADF) determines an aircraft's bearing relative to which type of ground station?

Accepted Answer

Non-Directional Beacon (NDB)

Answer

VOR (VHF Omni-Range) station

Answer

TACAN transponder

Answer

ILS localizer antenna