022.12 Alerting Systems, Proximity Systems

Question 1

GPWS Mode 1 is associated with (…). The initial aural alerts is (…), then if the situation intensifies an aural alert (…)​.

Answer 1

GPWS Mode 1 is associated with (Excessive Descent Rate). The initial aural alerts is (SINKRATE, SINKRATE), then if the situation intensifies an aural alert (WHOOP WHOOP PULL UP).

Question 2

On a CS-25 aircraft, the regulatory margin between the stall and the stall warning is (…)​.

Answer 2

On a CS-25 aircraft, the regulatory margin between the stall and the stall warning is (5 kts or 5% of the CAS, whichever is greater).

Question 3

On an EGPWS display, high and low density yellow refers to terrain, which is (…).

Answer 3

On an EGPWS display, high and low density yellow refers to terrain, which is (between 1000 ft above and 500 ft below the aircraft altitude, 250 ft below with gear extended).

Question 4

Your aircraft is TCAS II equipped. To be able to generate a TA, the intruder must be at least equipped with a transponder mode (A/C/S)​.

Answer 4

Your aircraft is TCAS II equipped. To be able to generate a TA, the intruder must be at least equipped with a transponder mode (A).

Question 5

Anti-collision logic of a TCAS II is based on (…)​.

Answer 5

Anti-collision logic of a TCAS II is based on (time).

Question 6

For TCAS information on a ND, Threat Aircraft - Traffic Advisory (TA) are depicted as a(n) (…) of the colour (…). The traffic is (…-…) ​seconds from a collision.

Answer 6

For TCAS information on a ND, Threat Aircraft - Traffic Advisory (TA) are depicted as a(n) (solid (full) circle) of the colour (yellow or amber). The traffic is (35-45) seconds from a collision.

Question 7

GPWS Mode 6 is associated with (…). The alert for the latter is (…).

Answer 7

GPWS Mode 6 is associated with (Callouts + Excessive Bank Angle). The alert for the latter is (BANK ANGLE, BANK ANGLE).

Question 8

When a TCAS RA climb instruction is generated, it (does/does not)​ take into account the stall margin.

Answer 8

When a TCAS RA climb instruction is generated, it (does not) take into account the stall margin.

Question 9

If immediate recognition and corrective or compensatory action by the crew is required, the FWS generates a (warning/caution/urgency/advisory)​ message.

Answer 9

If immediate recognition and corrective or compensatory action by the crew is required, the FWS generates a (warning) message.

Question 10

When the EGPWS terrrain caution alert sounds, the pilot has (… to …) seconds left to respond.

Answer 10

When the EGPWS terrrain warning caution sounds, the pilot has (40 to 60) seconds left to respond.

Question 11

For TCAS information on a ND, Threat Aircraft - Resolution Advisory (RA) are depicted as a(n) (…) of the colour (…). The traffic is (…-…) ​seconds from a collision.

Answer 11

For TCAS information on a ND, Threat Aircraft - Resolution Advisory (RA) are depicted as a(n) (solid (full) square) of the colour (red). The traffic is (20-30) seconds from a collision.

Question 12

On an EGPWS display, the colour magenta refers to (…).

Answer 12

On an EGPWS display, the colour magenta refers to (areas without available terrain data in the EGPWS database).

Question 13

GPWS Mode 5 is associated with (…). The first level aural alert is (…), then if the situation intensifies a second level alert (…).

Answer 13

GPWS Mode 5 is associated with (Excessive deviation below the glide slope). The first level aural alert is (GLIDESLOPE), then if the situation intensifies a second level alert (GLIDESLOPE, GLIDESLOPE).

Question 14

If crew awareness is required and subsequent crew action may be required, the FWS generates a (warning/caution/urgency/advisory)​ message.

Answer 14

If crew awareness is required and subsequent crew action may be required, the FWS generates a (advisory) message.

Question 15

If immediate crew awareness is required and subsequent crew action will be required, the FWS generates a (warning/caution/urgency/advisory)​ message.

Answer 15

If immediate crew awareness is required and subsequent crew action will be required, the FWS generates a (caution) message.

Question 16

GPWS Mode 4 is associated with (…). The initial aural alerts is (…), then if the situation intensifies an aural alert (…)​.

Answer 16

GPWS Mode 4 is associated with (Unsave terrain clearance when not in the landing configuration). The aural alerts are (TOO LOW TERRAIN, TOO LOW GEAR, TOO LOW FLAPS).

Question 17

On an EGPWS display, high density green refers to terrain, which is (…).

Answer 17

On an EGPWS display, high density green refers to terrain, which is (between 500 and 1000 ft below the aircraft altitude).

Question 18

On an EGPWS display, the colour cyan/blue refers to (…).

Answer 18

On an EGPWS display, the colour cyan/blue refers to (sea, oceans, big water areas).

Question 19

On a TCAS II, a preventative resolution advisory (advises the pilot to keep the vertical speed within given limits / asks the pilot to modify effectively the vertical speed of his aircraft).

Answer 19

On a TCAS II, a preventative resolution advisory (advises the pilot to keep the vertical speed within given limits).

Question 20

On an EGPWS display, the colour black refers to terrain, which is (…).

Answer 20

On an EGPWS display, the colour black refers to terrain, which is (2000 ft below the aircraft altitude and lower).

Question 21

On a TCAS II, a corrective resolution advisory (advises the pilot to keep the vertical speed within given limits / asks the pilot to modify effectively the vertical speed of his aircraft).

Answer 21

On a TCAS II, a corrective resolution advisory (asks the pilot to modify effectively the vertical speed of his aircraft).

Question 22

The upper antenna of the TCAS II is (directional/omni-directional) (because it is merged with the transponder antenna / to improve the surveillance of intruders)​.

Answer 22

The upper antenna of the TCAS II is (directional) (to improve the surveillance of intruders).

Question 23

GPWS Mode 7 is associated with (…). The least bad situation aural alert is (…), the worst situation aural alert is (…).

Answer 23

GPWS Mode 7 is associated with (Windshear). The least bad situation aural alert is (CAUTION WINDSHEAR (increasing headwind and/or severe updraft) ), the worst situation aural alert is (WINDSHEAR WINDSHEAR WINDSHEAR (decreasing headwind and/or severe downdraft) ).

Question 24

On an EGPWS display, low density green refers to terrain, which is (…).

Answer 24

On an EGPWS display, low density green refers to terrain, which is (between 1000 and 2000 ft below the aircraft altitude).

Question 25

GPWS Mode 3 is associated with (…). The aural alert is (…).

Answer 25

GPWS Mode 3 is associated with (Height loss after take-off or during a missed approach). The aural alert is (DON’T SINK).

Question 26

For TCAS information on a ND, Non-Threat (other) Aircraft are depicted as a(n) (…) of the colour (…). The traffic is within (…)​.

Answer 26

For TCAS information on a ND, Non-Threat (other) Aircraft are depicted as a(n) (open diamond shape) of the colour (white or cyan/blue). The traffic is within (+/- 2700 ft).

Question 27

When the EGPWS terrrain warning alert sounds, the pilot has (… to …) seconds left to respond.

Answer 27

When the EGPWS terrrain warning alert sounds, the pilot has (20 to 30) seconds left to respond.

Question 28

GPWS Mode 2 is associated with (…). The initial aural alerts is (…), then if the situation intensifies an aural alert (…)​.

Answer 28

GPWS Mode 2 is associated with (Excessive Terrain Closure). The initial aural alerts is (TERRAIN, TERRAIN), then if the situation intensifies an aural alert (WHOOP WHOOP PULL UP).

Question 29

For TCAS information on a ND, Proximate Aircraft are depicted as a(n) (…) of the colour (…). The traffic is within (…)​.

Answer 29

For TCAS information on a ND, Proximate Aircraft are depicted as a(n) (full diamond shape) of the colour (white or cyan/blue). The traffic is within (+/- 1200 ft and 6 NM).

- Also called close traffic advisory -

Question 30

For compatibility between the different components of a flight warning system, put the following in priority from highest to lowest:

• TCAS
• GPWS
• Stall
• Windshear

Answer 30

For compatibility between the different components of a flight warning system, put the following in priority from highest to lowest:

1. Stall
2. Windshear
3. GPWS
4. TCAS

Question 31

A TCAS RA voice message “CLIMB, CLIMB NOW” repeated twice is genearted after (…).

Answer 31

A TCAS RA voice message “CLIMB, CLIMB NOW” repeated twice is genearted after (a DESCEND RA when a reversal in the vertical manoeuvre sense is required).

Question 32

On an EGPWS display, the colour amber refers to terrain, which is (…).

Answer 32

On an EGPWS display, the colour amber refers to terrain, which is (between 1000 and 2000 ft above the aircraft altitude).

Question 33

The Low Altitude Radio Altimeter uses (myriametric/centimetric/decimetric/metric) wavelenghts in the (…) range. The signal is a(n) (amplitude/phase/frequency)​ modulated carrier wave.

Answer 33

The Low Altitude Radio Altimeter uses (centimetric) wavelenghts in the (SHF) range. The signal is a(n) (frequency) modulated carrier wave.

Question 34

A radio altimeter employing a continuous wave signal would have a (directional/omni-directional) aerial for transmission and a (directional/omni-directional)​ one for reception.

Answer 34

A radio altimeter employing a continuous wave signal would have a (directional) aerial for transmission and a (directional) one for reception.

Question 35

Your aircraft is TCAS II equipped. To be able to generate a RA, the intruder must be at least equipped with a transponder mode (A/C/S)​.

Answer 35

Your aircraft is TCAS II equipped. To be able to generate a RA, the intruder must be at least equipped with a transponder mode (C).

Question 36

On an EGPWS display, the colour red refers to terrain, which is (…).

Answer 36

On an EGPWS display, the colour red refers to terrain, which is (2000 ft above the aircraft altitude and higher).

Question 37

The High Altitude Radio Altimeter uses (myriametric/centimetric/decimetric/metric) wavelenghts in the (…) range. The signal is a(n) (amplitude/phase/frequency)​ modulated carrier wave.

Answer 37

The High Altitude Radio Altimeter uses (decimetric) wavelenghts in the (UHF) range. The signal is a(n) (frequency)​ modulated carrier wave.