ADX Communication and Monitoring 5

Question 1

What is the difference between an AIRMET SIERRA and an AIRMET TANGO in terms of the hazard they describe?

Accepted Answer

SIERRA covers IFR conditions and mountain obscuration; TANGO covers turbulence

Answer

SIERRA covers turbulence; TANGO covers icing and mountain obscuration

Answer

SIERRA covers severe icing; TANGO covers low-level wind shear

Answer

SIERRA covers thunderstorms; TANGO covers freezing rain

Question 2

A flight is approaching a destination airport that has just issued a SPECI (Special Meteorological Report) showing conditions below the filed alternate minimums. What must the dispatcher do?

Accepted Answer

Contact the flight crew immediately and evaluate whether a new alternate must be designated with sufficient fuel

Answer

Take no action since the SPECI may be temporary

Answer

Instruct the crew to hold until conditions improve

Answer

Issue a new dispatch release designating a closer alternate

Question 3

Under what conditions is a Part 121 dispatcher required to withhold a dispatch release?

Accepted Answer

When the dispatcher determines the flight cannot be conducted safely based on available information

Answer

Only if the FAA issues a ground stop

Answer

Only when the aircraft has a maintenance discrepancy

Answer

When the pilot requests a delay for personal reasons

Question 4

Which radio frequency is used in the United States as the universal emergency frequency for all civil aviation communications?

Accepted Answer

121.5 MHz

Answer

118.0 MHz

Answer

123.45 MHz

Answer

122.8 MHz

Question 5

A dispatcher is planning a flight that will cross an ADIZ (Air Defense Identification Zone). What communication requirement must be included in the dispatch planning?

Accepted Answer

The flight must file an IFR or DVFR flight plan and adhere to position reporting requirements for ADIZ penetration

Answer

The flight must carry additional fuel for any potential military intercept

Answer

The dispatcher must obtain a special waiver from the FAA

Answer

The aircraft must squawk 7700 when entering the ADIZ

Question 6

What is the significance of a 'gate hold' procedure from a dispatcher's communication perspective?

Accepted Answer

ATC or the airline may implement a gate hold to manage traffic flow; the dispatcher must coordinate updated departure times and fuel implications with the crew

Answer

The dispatcher initiates a gate hold to delay a flight for crew rest

Answer

A gate hold automatically cancels the dispatch release

Answer

Only the pilot-in-command can request or cancel a gate hold

Question 7

What is the dispatcher's role when a NOTAM is issued for a Temporary Flight Restriction (TFR) that overlaps a flight's planned route?

Accepted Answer

Review the TFR boundaries and timing, and reroute the flight prior to departure to avoid the restricted airspace

Answer

Notify the crew after departure if the TFR was not in place at the time of release

Answer

File an exemption request with the FAA on behalf of the flight

Answer

Contact ATC to request a waiver through the TFR