Boeing B737NG - Warning systems

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

The test can be completed once AC power is available.

The test can be completed on DC power.

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.

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

Aural Clacker, speedtape red and black band.

Correct! Wrong!

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

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 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 turns amber and begins to flash.

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 10 if below 800 feet RA and above 200 feet RA.

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 300 feet RA.

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

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.

False.

True.

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.

True.

False.

Correct! Wrong!

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

True.

False.

Correct! Wrong!

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

False.

True.

Correct! Wrong!

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

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 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).

Never.

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

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.

All TCAS alerts are inhibited:

By GPWS and windshear warnings.

Below approximately 1,100 feet radio altitude.

Below approximately 500 feet radio altitude.

Until the flaps are fully retracted after takeoff.

Correct! Wrong!

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

40 seconds.

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.

Correct! Wrong!

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

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

Return to within 200 feet of selected altitude.

Press ALT INT to select next FMC target altitude.

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

Correct! Wrong!

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

False.

True.

Correct! Wrong!

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

The landing gear configuration warning horn will sound upon landing.

A normal condition

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

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

Correct! Wrong!

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

GPWS nav database correlated with IRS position.

GPWS nav database correlated with GPS position.

FMC nav database correlated with GPS position.

Weather Radar correlated with IRS position.

Correct! Wrong!

Which statement is correct?

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.

There is no correct statement.

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

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.

Correct! Wrong!

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

True

False.

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 TA.

Select ALT OFF.

Select TCAS OFF.

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.

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

Red.

Amber.

Correct! Wrong!

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

True.

False.

Correct! Wrong!

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

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

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.

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.

Correct! Wrong!

Which of the following is NOT a GPWS mode?

Excessive descent rate.

Unsafe terrain clearance when in the landing configuration.

Windshear.

Excessive terrain closure.

Correct! Wrong!

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

Increase climb rate from initial pitch attitude.

Climb at the displayed pitch.

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

Reversal maneuver from initial descent RA.

Correct! Wrong!

When are the GPWS windshear warnings available?

Below 5000 feet AGL.

Below 1500 feet AGL.

Below 3000 feet AGL.

Below 2500 feet AGL.

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 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.

True.

False.

Correct! Wrong!

The Stall Warning requirement is determined by what system component?

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

Two independent ADIRUs.

A single stall management configuration computer.

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.

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

False.

True.

Correct! Wrong!

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

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

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

1.2 nm to 1.5 nm.

20 to 30 seconds.

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).

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

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.

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

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

Correct! Wrong!

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

In center MAP, VOR or APP modes.

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

In PLAN, MAP, VOR or APP modes

In MAP, center MAP, PLAN or APP modes

Correct! Wrong!

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

TCAS and Airport.

Weather and Data.

Weather and Terrain.

Terrain and TCAS.

Correct! Wrong!

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

The traffic is descending at 700fpm.

You should descend at 700fpm.

The traffic is descending at minimum 500fpm.

You should descend at minimum 500fpm.

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!

Predictive windshear alerts are triggered from the:

Aural Warning Module.

EGPWS.

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:

The alert cannot be cancelled.

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

Select another mode on MCP.

Press RECALL.

Correct! Wrong!

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

What is correct about the color on the terrain display?

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

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

Solid red – look ahead terrain warning is active.

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

Correct! Wrong!

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

Above 1,000 feet RA.

Within 2,000 feet barometric altitude.

Below 1,000 feet barometric altitude.

Within 2,000 feet RA.

Correct! Wrong!

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

SPEED BRAKE lever in the DOWN position.

Spoilers partially extended.

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

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

Correct! Wrong!

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

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

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

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

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

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.

3 seconds.

5 seconds.

8 seconds.

10 seconds.

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?

1000 feet to go.

300 feet.

600 feet.

900 feet.

Correct! Wrong!

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

Takeoff power not set on both engines.

Trailing edge flaps are in a skew condition.

Trailing edge flaps set to 2.

Stabilizer set in the takeoff range.

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.

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

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

Correct! Wrong!

Serviceability of the tailskid cartridge is shown by:

A green indicator light.

A green decal.

Wear dimples.

A green and red 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.

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

Glide slope is captured, or trailing 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.

Leading edge flaps are extended to 25 or greater.

Correct! Wrong!

The Ground Proximity Warning System Test:

Can be performed anytime.

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

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

Can be performed only on the ground.

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.

750 feet per minute.

800 feet per minute.

Correct! Wrong!

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

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

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

Advises of traffic with potential impact in 40 seconds.

Advises of traffic with potential impact on 25 seconds.

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!

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.

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

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, push fire warning bell cutout switch.

Correct! Wrong!

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

False.

True.

Correct! Wrong!

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

2000 feet - 'Two thousand'.

50 feet - 'Fifty'.

2500 feet - 'Twenty Five Hundred'.

1000 feet - 'One Thousand'.

Correct! Wrong!

At what altitude are the TCAS INCREASE DESCENT RAs inhibited?

1,100 feet AGL.

1500 feet RA.

1500 feet AGL.

1,100 feet RA.

Correct! Wrong!

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

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

When roll angle exceeds the maximum of 45 degrees.

When roll angle exceeding 35, 40 and 45 degrees.

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.

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

True.

False.

Correct! Wrong!

All TCAS voice annunciations are inhibited below approximately:

100 feet radio altitude.

300 feet radio altitude.

500 feet radio altitude.

50 feet radio altitude.

Correct! Wrong!

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

One thousand.

Fifteen hundred.

Twenty five hundred.

Two thousand.

Correct! Wrong!

The Predictive Windshear alerts are issued:

When WPT switch on EFIS control panel is pressed.

Automatically below 1, 200 feet RA.

When TERR switch on EFIS control panel is pressed.

Automatically below 2, 500 feet RA.

Correct! Wrong!

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

False.

True.

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.

False.

True.

Correct! Wrong!

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

The skirt.

The shoe.

The cartridge.

The fairing.

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.

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

Mode S transponder.

Mode A transponder.

Mode C transponder.

TCAS system.

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, 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.

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, throughout the whole database area.

Correct! Wrong!

When is a traffic advisory issued?

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

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

When the other aircraft is within 40 NM.

When the other aircraft is within 20 NM

Correct! Wrong!

The TCAS symbol for proximate traffic is:

A red square.

A white hollow diamond

A white solid diamond.

An amber circle.

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!

Boeing 737NG – Warning Systems

Quiz

Boeing B737NG - Warning systems

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

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

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

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:

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.

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.

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

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

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

All TCAS alerts are inhibited:

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

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

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

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

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

Which statement is correct?

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

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

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?

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

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

Which of the following is NOT a GPWS mode?

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

When are the GPWS windshear warnings available?

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

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.

The Stall Warning requirement is determined by what system component?

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

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

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

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

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

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

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.

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:

What is correct about the color on the terrain display?

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

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

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

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.

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?

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

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

Serviceability of the tailskid cartridge is shown by:

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

The Ground Proximity Warning System Test:

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

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

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.

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

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

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

At what altitude are the TCAS INCREASE DESCENT RAs inhibited?

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

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

All TCAS voice annunciations are inhibited below approximately:

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

The Predictive Windshear alerts are issued:

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

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.

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

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

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?

When is a traffic advisory issued?

The TCAS symbol for proximate traffic is: