Boeing B737NG - Warning systems

Which of the following will cause activation of the takeoff configuration warning system?

Leading edge flpas in the full extend position and trailing edge flaps at 15.

Leading edge flaps in the extend position and trailing edge flaps at flaps 5.

Spoilers partially extended.

SPEED BRAKE lever in the DOWN position.

Correct! Wrong!

The GPWS provides a 'BANK ANGLE' warning when the roll rate exceeds 25 degrees, 30 degrees, and 35 degrees.

True.

False.

Correct! Wrong!

The Predictive Windshear alerts are issued:

Automatically below 1, 200 feet RA.

When WPT switch on EFIS control panel is pressed.

Automatically below 2, 500 feet RA.

When TERR switch on EFIS control panel is pressed.

Correct! Wrong!

The Look-Ahead Terrain alerting system will show for terrain:

Above 1,000 feet RA.

Below 1,000 feet barometric altitude.

Within 2,000 feet barometric altitude.

Within 2,000 feet RA.

Correct! Wrong!

Which systems does the Proximity Switch Electronic Unit (PSEU) monitor

Air-Ground sensing, Landing Gear and Air/Ground sensing.

Air-Ground sensing, Landing Gear and Anti-Skid.

Takeoff-Landing Configuration Warnings, Landing Gear and Anti-Skid

Takeoff-Landing Configuration Warnings, Landing Gear and Air-Ground sensing.

Correct! Wrong!

Pushing the ground proximity BELOW G/S P-INHIBIT light cancels or inhibits the alert when below 1,000 feet RA.

False.

True

Correct! Wrong!

Which two displays cannot be selected and shown simultaneously on the Navigation DU?

Weather and Terrain.

TCAS and Airport.

Terrain and TCAS.

Weather and Data.

Correct! Wrong!

Which statement is correct?

It is impossible to omit to set the minima before any approach, because the aircraft GPWS will remind you in time.

There is no correct statement.

When the RHS pilot omits to set the minima on the baro, but the LHS pilot sets the minima correctly, there will be no GPWS minimums callouts.

When the RHS pilot omits to set the minima on the baro, but the LHS pilot sets the minima correctly, there will be a GPWS minimums callouts, since the callouts are based on the captains minimums selector.

Correct! Wrong!

How far from projected impact will the 'TERRAIN, TERRAIN, PULL UP' aural warning be given?

Whenever descending below unsafe RA while too far from any airport in the terrain database.

20 to 30 seconds.

1.2 nm to 1.5 nm.

1.2nm to 1.5nm or 20 to 30 seconds whichever limit occurs first.

Correct! Wrong!

20 to 30 seconds from projected impact with terrain shown solid red on the navigation display (in expanded MAP, center MAP, expanded VOR, or expanded APP modes only).

The Stall Warning requirement is determined by what system component?

The Captain's or F/O's Alpha Vane.

A single stall management configuration computer.

Two independent ADIRUs.

Two independent SMYD Computers.

Correct! Wrong!

Two independent, identical stall management yaw damper (SMYD) computers provide outputs for all stall warning to include stick shaker and signals to the pitch limit indicator and airspeed displays and the GPWS windshear detection and alert.

When configured for landing, the GPWS will NOT alert if attempting an off-airport landing.

True.

False.

Correct! Wrong!

The Cabin Altitude and Takeoff Configuration Warnings use the same intermittent tone when activated.

True.

False.

Correct! Wrong!

At what altitude (in feet) do the RA callouts begin?

Two thousand.

Twenty five hundred.

Fifteen hundred.

One thousand.

Correct! Wrong!

On airplanes with Airspeed Low aural, an alert 'AIRSPEED LOW, AIRSPEED LOW' provides the flight crew with low airspeed awareness. The aural annunciates when the current airspeed decreases into the minimum maneuver speed amber bar.

True.

False.

Correct! Wrong!

The predictive windshear symbol radials, which extend from the predictive winsdshear symbol to help identify the location of a windshear event, are displayed in what colours?

Red and Black banded.

Red.

Amber.

Displayed amber when a predictive winshear caution is active, and displayed red when a predictive windshear warning is active.

Correct! Wrong!

The terrain displayed in the Look-Ahead Terrain Alerting system is generated from:

GPWS nav database correlated with GPS position.

GPWS nav database correlated with IRS position.

FMC nav database correlated with GPS position.

Weather Radar correlated with IRS position.

Correct! Wrong!

Predictive windshear alerts are triggered from the:

EGPWS.

Aural Warning Module.

EGPWS and the Aural Warning Module.

Weather Radar System.

Correct! Wrong!

While flying an ILS approach below 1, 000 feet Radio Altitude, a BELOW G/S alert occurs. To cancel the alert:

Press RECALL.

Push either pilot's BELOW GS P-INHIBIT light, or correct the flight path back to the glide slope.

The alert cannot be cancelled.

Select another mode on MCP.

Correct! Wrong!

The volume of the aural alert and the repetition rate increase as deviation increases.

How are crew alerted to a deviation from the selected altitude?

A warning tone sounds once deviation is 300 feet from selected altitude, the current altitude box turns amber and begins to flash.

A warning tone sounds once deviation is 900 feet from selected altitude, the current altitude box turns red and begins to flash.

A warning tone sounds once deviation is 300 feet from selected altitude, the current altitude box turns red and begins to flash.

A warning tone sounds once deviation is 300 feet from selected altitude, the current altitude box begins to flash.

Correct! Wrong!

In the event of an over rotation, which part of the tailskid structure contacts the runway?

The shoe.

The cartridge.

The fairing.

The skirt.

Correct! Wrong!

The shoe is what contacts the runway in the event of an over rotation. The shoe surface displays 'wear dimples' which serve as a reference for shoe replacement.

All TCAS voice annunciations are inhibited below approximately:

100 feet radio altitude.

50 feet radio altitude.

300 feet radio altitude.

500 feet radio altitude.

Correct! Wrong!

The GPWS will provide an aural alert of 'BANK ANGLE, BANK ANGLE' under which of the following circumstances?

When roll angle exceeding 35, 40 and 45 degrees.

When roll angle exceeds the maximum of 45 degrees.

Whenever the bank angle exceeds the setting on the Bank Angle Selector.

Whenever trailing edge flaps are at 1 or greater and roll angle exceeds 35 degrees.

Correct! Wrong!

Once sounded, the alert is silent for that bank angle (35, 40, or 45 degrees) until the system is reset by decreasing bank angle to 30 degrees or less.

Serviceability of the tailskid cartridge is shown by:

A green indicator light.

Wear dimples.

A green and red decal.

A green decal.

Correct! Wrong!

The tail skid is serviceable when the cartridge warning decal shows both green and red. The green disappears gradually as the cartridge is crushed. When the warning decal is all red, the cartridge must be replaced.

What is correct about the color on the terrain display?

Dotted green – terrain 2500 feet below up to 500 feet below.

Dotted amber - terrain 2000 feet below up to 500 feet below.

Dotted red – terrain more than 5000 feet above the aircraft.

Solid red – look ahead terrain warning is active.

Correct! Wrong!

In what mode will the TCAS automatically show if a TA/RA occurs and the TFC switches are selected OFF.

In MAP, center MAP, VOR, or APP modes.

In center MAP, VOR or APP modes.

In MAP, center MAP, PLAN or APP modes

In PLAN, MAP, VOR or APP modes

Correct! Wrong!

As well as providing outputs for all stall warnings, the SMYD computers also provide outputs for GPWS Windshear Detection and Alert.

True.

False.

Correct! Wrong!

TCAS TEST is displayed on the navigation display during the test followed by TCAS TEST PASSED or TCAS TEST FAILED. This test remains in view for _____ then blanks. An aural annunciation sounds at the completion of the test.

5 seconds.

10 seconds.

8 seconds.

3 seconds.

Correct! Wrong!

The RA aural alert 'CLIMB – CLIMB NOW' means:

Increase climb rate from initial pitch attitude.

Reversal maneuver from initial descent RA.

Climb at the displayed pitch.

Climb at displayed pitch. Airplane climbs through traffic’s altitude.

Correct! Wrong!

The EGPWS contains a terrain database, which it uses for look-ahead terrain alerting. Which of the following statements is correct for this terrain database?

All EGPWS terrain databases account for man-made obstructions over 100 feet high, throughout the whole database area.

Man-made obstructions are not accounted for in all EGPWS terrain databases

All EGPWS terrain databases account for man-made obstructions over 100 feet high, in the more detailed areas of the database near major airports.

All man-made obstructions are accounted for in the detailed areas of the EGPWS terrain database in areas close to major airports.

Correct! Wrong!

The TCAS symbol for proximate traffic is:

A white hollow diamond

A red square.

A white solid diamond.

An amber circle.

Correct! Wrong!

Altitude alerting occurs when approaching or departing from the MCP selected altitude. When is the altitude alerting system inhibited?

Leading edge flaps are extended to 25 or greater.

Landing gear is down and locked.

Leading edge flaps are extended to 25 or greater and the landing gear is extended.

Glide slope is captured, or trailing edge flaps are extended to 25 or greater.

Correct! Wrong!

Illumination of the PSEU light on the aft overhead panel will activate the MASTER CAUTION system.

False.

True.

Correct! Wrong!

A TA symbol showing on the ND has, alongside it, a down arrow and '-07'. This means:

You should descend at 700fpm.

You should descend at minimum 500fpm.

The traffic is descending at minimum 500fpm.

The traffic is descending at 700fpm.

Correct! Wrong!

While performing the LANDING checklist the PSEU light illuminates on recall. This indicates:

A normal condition

A problem exists in the PSEU system because the light should be inhibited in flight.

The landing gear configuration warning horn will sound upon landing.

A fault is detected in the landing gear locking system or the air/ground sensing systems.

Correct! Wrong!

When are the GPWS windshear warnings available?

Below 2500 feet AGL.

Below 3000 feet AGL.

Below 1500 feet AGL.

Below 5000 feet AGL.

Correct! Wrong!

When performance is limited, such as with an inoperative engine, to prevent receiving RAs beyond the airplane’s capabilities:

Select TA/RA.

Select ALT OFF.

Select TCAS OFF.

Select TA.

Correct! Wrong!

The TCAS system generates a Traffic Advisory, whenever another aircraft is what distance from point of closest approach?

More than 6 nm separation with more than 1200 feet vertical separation.

Less than 6 nm separation with less than 1200 feet vertical separation.

25 seconds.

40 seconds.

Correct! Wrong!

What does the TCAS Symbol that is a solid amber circle indicate?

Results in aural alert of 'TRAFFIC, TRAFFIC' when within 6nm with 1200 feet or less of vertical seperation of other traffic.

Advises that the proximate traffic is descending at more than 500 fpm.

Advises of traffic with potential impact on 25 seconds.

Advises of traffic with potential impact in 40 seconds.

Correct! Wrong!

When testing the Mach-Airspeed warning system in flight, the No1 and No2 systems must be tested separately to identify that the clacker sounds for both systems independently.

True.

False.

Correct! Wrong!

When will the landing gear config warning horn give an intermittent warning sound?

Flaps up through 10, below 800 feet RA, either forward thrust lever at 20 degrees or less (or less than 34 degrees if only 1 engine running).

Flaps 1 through 10, below 800 feet RA, either forward thrust lever at 20 degrees or less (or less than 34 degrees if only 1 engine running).

Flaps greater than 25, below 800 feet RA, regardless of forward thrust lever position.

Never.

Correct! Wrong!

A steady warning horn is provided to alert the flight crew whenever a landing is attempted and any gear is not down and locked.

The stall warning test can only be carried out on the ground, the No1 and No2 systems must be carried out separately to ensure the clacker sounds when each system is tested.

False.

True.

Correct! Wrong!

Altitude alerting, consisting of a tone and highlighted boxes, occurs at a set distance before reaching the selected attitude. How many feet before the selected altitude do the altitude alert highlighted boxes no longer show?

600 feet.

900 feet.

1000 feet to go.

300 feet.

Correct! Wrong!

What is the first Radio Altitude Callout given during the approach?

50 feet - 'Fifty'.

2500 feet - 'Twenty Five Hundred'.

1000 feet - 'One Thousand'.

2000 feet - 'Two thousand'.

Correct! Wrong!

Which of the following is NOT a GPWS mode?

Unsafe terrain clearance when in the landing configuration.

Excessive descent rate.

Excessive terrain closure.

Windshear.

Correct! Wrong!

Which of the following statements is true for the CABIN ALTITUDE Warning?

A steady warning horn sounds and the amber CABIN ALTITUDE lights illuminate when the cabin altitude exceeds 14000 feet.

An intermittent warning horn sounds and the red CABIN ALTITUDE lights illuminate when the cabin altitude exceeds 10000 feet.

An intermittent warning horn sounds and the amber CABIN ALTITUDE warning lights illuminate when the cabin altitude exceeds 10000 feet.

A steady warning horn sounds and the red CABIN ALTITUDE warning lights illuminate when the cabin altitude exceeds 14000 feet.

Correct! Wrong!

The PSEU light will illuminate along with a Master Caution and an OVERHEAD annunciator light, under which of the following situations?

Illuminates whenever ground/air system senses air mode, and an emergency exit flight lock has failed locke

Illuminates 30 seconds after the ground/air system senses air mode, if an emergency exit flight lock has failed locked or a fault is detected.

Illuminates 30 seconds after the ground/air system senses ground mode, if an emergency exit flight lock has failed locked or a fault is detected.

Illuminates as soon as the ground/air system senses ground mode, if an emergency exit flight lock has failed locked or a fault is detected.

Correct! Wrong!

All TCAS alerts are inhibited:

Below approximately 1,100 feet radio altitude.

By GPWS and windshear warnings.

Below approximately 500 feet radio altitude.

Until the flaps are fully retracted after takeoff.

Correct! Wrong!

The EGPWS displays terrain within 2,500 feet of the aircraft barometric altitude on the Navigation display.

False.

True.

Correct! Wrong!

Terrain ahead of the airplane may exceed available climb performance. A ground proximity alert does not guarantee terrain clearance.

False.

True.

Correct! Wrong!

When carrying out the Stall Warning Test, which of the following statements is correct?

The test cannot be completed until the AC Transfer Busses have been powered for up to 4 minutes.

The test can be completed once AC power is available.

The test cannot be completed until the DC Busses have been powered for up to 4 minutes.

The test can be completed on DC power.

Correct! Wrong!

With both engines operating and one forward thrust lever set below approximately 20 degrees thrust lever angle, the landing gear warning horn can be silenced with the landing gear warning HORN CUTOUT switch:

With flaps UP through 25 if below 800 feet RA and above 200 feet RA.

With flaps UP through 10 if below 800 feet RA and above 200 feet RA.

It cannot be silenced if the thrust lever angle is less than 20 degrees.

With flaps UP through 10 if below 800 feet RA and above 300 feet RA.

Correct! Wrong!

The PSEU light, located on the forward overhead panel, will illuminate on the ground if a fault is detected in the PSEU or if an overwing exit flight lock fails to disengage when commanded.

True.

False.

Correct! Wrong!

What is significant about the layout of the Annunciator Panel lights.

The lights are arranged to reflect the position of the systems panels on the Overhead Panels.

The lights are arranged in order of priority to be dealt with in case of multiple system failures.

The lights are arranged in no significant order.

The lights on the Captain's side show the systems that the Captain is responsible for monitoring, and the lights of the F/Os side show the systems the F/O is responsible for monitoring.

Correct! Wrong!

Vertical motion information is indicated by an arrow depicting a climb or descent if a change of greater than _____ is detected.

500 feet per minute.

250 feet per minute.

800 feet per minute.

750 feet per minute.

Correct! Wrong!

How can the Fire Warning Bell be silenced on the flight deck?

Push the master fire warn lights, press the horn cutout of the APU ground control panel, push fire warning bell cutout switch.

Push the Master Fire Warn lights, press the Horn Cutout of the APU Ground Control Panel.

Push the master fire warn lights, push fire warning bell cutout switch.

Fire bell can only be silenced by pressing either master fire warn light.

Correct! Wrong!

RAs are indicated by one or more aural listed in the RA aural table. The TRAFFIC annunciation and RA symbol which depicts the traffic’s relative bearing, range, altitude, and vertical motion are on the navigation display similar to the TA symbol.

False.

True.

Correct! Wrong!

Crew are warned of exceeding the maximum allowed airspeed by which of the following?

Aural Clacker, speedtape red and black band, stick shaker.

Aural Clacker, speedtape red and black band, speedtape amber band, stick shaker.

Aural Clacker, speedtape red and black band.

Aural Clacker.

Correct! Wrong!

RAs can only be generated if the other airplane has a working:

Mode A transponder.

Mode S transponder.

TCAS system.

Mode C transponder.

Correct! Wrong!

Takeoff configuration warning is armed when the airplane is on the ground and either or both forward thrust levers are advanced for takeoff.

True.

False.

Correct! Wrong!

The Ground Proximity Warning System Test:

Is inhibited from liftoff to 1,000 feet Radio Altitude.

Can be performed only on the ground.

Can be performed anytime.

Can be performed only above 1,000 feet Radio Altitude.

Correct! Wrong!

The windshear warning mode of the GPWS has priority over all other GPWS modes.

True.

False.

Correct! Wrong!

At what altitude are the TCAS INCREASE DESCENT RAs inhibited?

1,100 feet AGL.

1500 feet AGL.

1500 feet RA.

1,100 feet RA.

Correct! Wrong!

The predictive windshear aural alerts will be heard through flightdeck speakers and the headsets at a pre-set volume. They cannot be controlled or turned off by the crew.

False.

True.

Correct! Wrong!

Once an alert has occurred for deviating from the selected altitude, how is it cancelled?

Return to within 300 feet of selected altitude or deviate by more than 900 feet from selected altitude, or select a new altitude.

Return to within 200 feet of selected altitude and press the HORN CUTOUT button on the Control Stand.

Press ALT INT to select next FMC target altitude.

Return to within 200 feet of selected altitude.

Correct! Wrong!

The Stall Warning System Stick Shaker can be tested by pressing the STALL WARNING TEST buttons on the AFT overhead panel. Pressing No1 switch will activate the Captain's Stick Shaker and the Captain's column will vibrate. Pressing N02 switch will activate the FO's Stick Shaker and the FO's column will vibrate.

False.

True.

Correct! Wrong!

When is a traffic advisory issued?

When the other aircraft is within 40 NM.

When the aircraft is within 20 seconds of the closest approach.

When the other aircraft is within 20 NM

When the aircraft is within 40 seconds of the closest approach.

Correct! Wrong!

On takeoff the config warning sounds. What can be the cause?

Trailing edge flaps are in a skew condition.

Stabilizer set in the takeoff range.

Takeoff power not set on both engines.

Trailing edge flaps set to 2.

Correct! Wrong!

Boeing 737NG – Warning Systems

Quiz

Boeing B737NG - Warning systems

Which of the following will cause activation of the takeoff configuration warning system?

The GPWS provides a 'BANK ANGLE' warning when the roll rate exceeds 25 degrees, 30 degrees, and 35 degrees.

The Predictive Windshear alerts are issued:

The Look-Ahead Terrain alerting system will show for terrain:

Which systems does the Proximity Switch Electronic Unit (PSEU) monitor

Pushing the ground proximity BELOW G/S P-INHIBIT light cancels or inhibits the alert when below 1,000 feet RA.

Which two displays cannot be selected and shown simultaneously on the Navigation DU?

Which statement is correct?

How far from projected impact will the 'TERRAIN, TERRAIN, PULL UP' aural warning be given?

The Stall Warning requirement is determined by what system component?

When configured for landing, the GPWS will NOT alert if attempting an off-airport landing.

The Cabin Altitude and Takeoff Configuration Warnings use the same intermittent tone when activated.

At what altitude (in feet) do the RA callouts begin?

On airplanes with Airspeed Low aural, an alert 'AIRSPEED LOW, AIRSPEED LOW' provides the flight crew with low airspeed awareness. The aural annunciates when the current airspeed decreases into the minimum maneuver speed amber bar.

The predictive windshear symbol radials, which extend from the predictive winsdshear symbol to help identify the location of a windshear event, are displayed in what colours?

The terrain displayed in the Look-Ahead Terrain Alerting system is generated from:

Predictive windshear alerts are triggered from the:

While flying an ILS approach below 1, 000 feet Radio Altitude, a BELOW G/S alert occurs. To cancel the alert:

How are crew alerted to a deviation from the selected altitude?

In the event of an over rotation, which part of the tailskid structure contacts the runway?

All TCAS voice annunciations are inhibited below approximately:

The GPWS will provide an aural alert of 'BANK ANGLE, BANK ANGLE' under which of the following circumstances?

Serviceability of the tailskid cartridge is shown by:

What is correct about the color on the terrain display?

In what mode will the TCAS automatically show if a TA/RA occurs and the TFC switches are selected OFF.

As well as providing outputs for all stall warnings, the SMYD computers also provide outputs for GPWS Windshear Detection and Alert.

TCAS TEST is displayed on the navigation display during the test followed by TCAS TEST PASSED or TCAS TEST FAILED. This test remains in view for _____ then blanks. An aural annunciation sounds at the completion of the test.

The RA aural alert 'CLIMB – CLIMB NOW' means:

The EGPWS contains a terrain database, which it uses for look-ahead terrain alerting. Which of the following statements is correct for this terrain database?

The TCAS symbol for proximate traffic is:

Altitude alerting occurs when approaching or departing from the MCP selected altitude. When is the altitude alerting system inhibited?

Illumination of the PSEU light on the aft overhead panel will activate the MASTER CAUTION system.

A TA symbol showing on the ND has, alongside it, a down arrow and '-07'. This means:

While performing the LANDING checklist the PSEU light illuminates on recall. This indicates:

When are the GPWS windshear warnings available?

When performance is limited, such as with an inoperative engine, to prevent receiving RAs beyond the airplane’s capabilities:

The TCAS system generates a Traffic Advisory, whenever another aircraft is what distance from point of closest approach?

What does the TCAS Symbol that is a solid amber circle indicate?

When testing the Mach-Airspeed warning system in flight, the No1 and No2 systems must be tested separately to identify that the clacker sounds for both systems independently.

When will the landing gear config warning horn give an intermittent warning sound?

The stall warning test can only be carried out on the ground, the No1 and No2 systems must be carried out separately to ensure the clacker sounds when each system is tested.

Altitude alerting, consisting of a tone and highlighted boxes, occurs at a set distance before reaching the selected attitude. How many feet before the selected altitude do the altitude alert highlighted boxes no longer show?

What is the first Radio Altitude Callout given during the approach?

Which of the following is NOT a GPWS mode?

Which of the following statements is true for the CABIN ALTITUDE Warning?

The PSEU light will illuminate along with a Master Caution and an OVERHEAD annunciator light, under which of the following situations?

All TCAS alerts are inhibited:

The EGPWS displays terrain within 2,500 feet of the aircraft barometric altitude on the Navigation display.

Terrain ahead of the airplane may exceed available climb performance. A ground proximity alert does not guarantee terrain clearance.

When carrying out the Stall Warning Test, which of the following statements is correct?

With both engines operating and one forward thrust lever set below approximately 20 degrees thrust lever angle, the landing gear warning horn can be silenced with the landing gear warning HORN CUTOUT switch:

The PSEU light, located on the forward overhead panel, will illuminate on the ground if a fault is detected in the PSEU or if an overwing exit flight lock fails to disengage when commanded.

What is significant about the layout of the Annunciator Panel lights.

Vertical motion information is indicated by an arrow depicting a climb or descent if a change of greater than _____ is detected.

How can the Fire Warning Bell be silenced on the flight deck?

RAs are indicated by one or more aural listed in the RA aural table. The TRAFFIC annunciation and RA symbol which depicts the traffic’s relative bearing, range, altitude, and vertical motion are on the navigation display similar to the TA symbol.

Crew are warned of exceeding the maximum allowed airspeed by which of the following?

RAs can only be generated if the other airplane has a working:

Takeoff configuration warning is armed when the airplane is on the ground and either or both forward thrust levers are advanced for takeoff.

The Ground Proximity Warning System Test:

The windshear warning mode of the GPWS has priority over all other GPWS modes.

At what altitude are the TCAS INCREASE DESCENT RAs inhibited?

The predictive windshear aural alerts will be heard through flightdeck speakers and the headsets at a pre-set volume. They cannot be controlled or turned off by the crew.

Once an alert has occurred for deviating from the selected altitude, how is it cancelled?

When is a traffic advisory issued?

On takeoff the config warning sounds. What can be the cause?