B737 Flight Management

Magnetic variation stored in each IRS memory is between. 70 degrees 15’ N and 70 degrees 15’ S. 73 degrees N and 60 degrees S. 82 degrees N and 82 degrees S. 78 degrees 25’ N and 78 degrees 25’ S.

When the FMC is not receiving valid fuel data: VNAV disengages and VNAV operation is not possible. The scratchpad message ''VERJFY GW AND FUEL" may be displayed. the pilot is responsible for periodic entry of fuel weight in order to keep gross weight value current. Both b and c are correct.

LNAV will: engage if the airplane is within 3nm of the LNAV course, regardless of heading. arm if the airplane is on an intercept heading of 90 degrees or more regardless of distance from the LNAV course. engage if the airplane is on an intercept heading of 90 degrees or less and the intercept will occur before the active waypoint. D. Both a and c are correct.

An acceptable required time of arrival entry found on the ACT RTA PROGRESS page 2/3 is: 10/30/45. 10304. 10/30.5. 103045B.

If an engine fails during flight: execution of the ENGINE OUT page disengages VNAV and all subsequent performance predictions are blanked. execution of the ENGINE OUT page disengages VNAV and all performance data must be rentered before VNAV can be reengaged. selecting the MOD ENGINE OUT CRZ page provides information only. The execute light does not illuminate. VNAV immediately disengages and cannot be reengaged.

Which data is available by line selecting the RTE DATA prompt on the ACT RTE LEGS page?. FMC calculated speed and altitude data for each waypoint. Manually entered speed and altitude restrictions for each waypoint. ETA and forecast wind data for each cruise waypoint. All of the above are correct.

When an active database expires in flight, the expired database continues to be used until the active date is changed after landing. True. False.

When aligning the IRS between 78 degrees 15 minutes North or South Latitude. rotate the MSU switch from OFF to ALIGN. alignment time will vary from 5 minutes to seventeen minutes depending on airplane latitude. the alignment process begins when the ON DC light illuminates and the ALIGN light extinguishes. airplane present position is not a required entry.

The FMC supplies a default required navigation performance (RNP) value that. should not exceed actual navigation performance. with RNP exceeded an FMC message appears in the scratch pad. is shown on the POS SHIFT page 3/3 only. is used for takeoff, enroute, oceanic, terminal, and approach phases of flight.

What does the DES NOW prompt on the PATH DES page provide. It provides a DES NOW display in ACT or MOD mode. . Execution allows early initiation of a SPD descent at 1000 FPM until intercepting the computed path. Execution allows early initiation of a PATH descent at 1000 FPM until intercepting the computed path. It arms the DES NOW function and extinguishes the EXEC light.

During an IRS alignment a flashing white ALIGN light indicates alignment cannot be completed due to IRS detection of. a significant difference between previous and entered position. an unreasonable present position. a related IRS operating in the ALIGN mode. Both a and b are correct.

The transition altitude of the PERF INIT page: displays 10,000 feet at FMC power up. changes after selecting a departure procedure with a different transition altitude. cannot be manually changed by the crew to a new altitude. is automatically entered when the TRIP/CRZ altitude is entered in the FMC.

Fuel on board is automatically displayed as received from the airplane fuel quantity indication system. True. False.

After completing the FMC CDU preflight actions, you look at the POS INIT page again. The SET IRS POS line is missing. What is required?. Nothing. This is a normal indication once both IRSs have transitioned to the navigation mode. Re-enter PPOS LAT/LONG into the FMC. The alignment was not performed. Cycle the IRSs to OFF and start a new alignment, then re-enter PPOS LAT/LONG. Return to ALIGN, then NAV, and enter the PPOS LAT/LONG into the left or right IRS unit.

When the FMC is not receiving the required fuel data from the fuel quantity indication system dashes are displayed and a manual entry is possible. True. False.

Which factor is not considered in the TRIP/CRZ computation?. GROSS WEIGHT. COST INDEX. ORIGIN. RESERVES.

What does MOD on the RTE LEGS page indicate. The route has been altered and can not be changed. The route has been altered. The destination in MODESTO. MOD means exceedance of the minimum operational distance.

On the RTE page, the origin airport must be entered if the company route is entered. True. False.

Pushing the ACTIVATE key arms the route for execution as the active route. True. False.

On the RTE page invalid VIA entries are. A. airways and company routes which do contain the VIA waypoint of the previous line. airways and company routes that are in the navigation database. airways or company routes that are in the performance database. airways or company routes which do not contain the TO waypoint of the previous line.

Selection of an approach or runway from an ARRIVALS page will automatically delete a previously selected approach or runway. True. False.

Arrivals can be selected on the FMC for either the origin or destination airport. True. False.

On the FIX INFO page, RAD/DIS FR, displays the radial and distance from the fix to the airplane. This information is continually updated as the airplane position changes. True. False.

The fuel quantity displayed on the PROGRESS page 1/3 is: wing tank fuel only. center tank fuel only. total fuel quantity remaining direct from the airplane fuel quantity indication system. total fuel used since engine start, based on fuel flow inputs to the FMC.

Waypoints on the RTE LEGS page can be entered and moved. This includes: adding new waypoints. deleting existing waypoints. resequencing existing waypoints. All of the above are correct.

The purpose of the FIX INFO page is to. Identify waypoint fixes for display on the navigation display. copy fix information into the route, if desired. allow page access via the INFO key. Both a and b are correct.

) The SELECT DESIRED WPT page is automatically displayed when the FMC encounters more than one location for the same waypoint name after a waypoint entry. True. False.

To climb in the shortest horizontal distance, MAX ANGLE should be selected on this FMC page. CRZ. PROG. CLB. PERF.

On the FMC CDU, how is the MOD CRZ CLB page automatically displayed?. Entering a higher cruise altitude on the CRZ page. Pressing the CLB Mode Key during cruise. Entering a higher cruising altitude in the STEP TO line on the CRZ page. All of the above are correct.

On the CRZ page, the Turbulence N1 (TURB N1): is line selected to the scratched pad on the CRZ page and transferred to the N1 LIMIT page for activation and execution. is executed on the CRZ page. displays proper N1 for turbulence penetration. The value is for reference only. It is not commanded to the A/T. s the minimum N1 commanded by the A/T during all flight conditions to ensure safe penetration. I.

The RTE LEGS page is used to monitor route progress and modify the route. True. False.

Airways, such as V2, can be entered in the VIA column on the RTE page. True. False.

In the FMC, a lateral offset may be specified up to 99.9 miles. Some legs are invalid for offset. One of these is: the beginning of a flight plan waypoint. route discontinuity. a PPOS holding pattern. course change greater than 90 degrees.

During cruise, the primary FMC pages are: RTE LEGS, PROGRESS, CRZ, and INTC CRS. FMC NAV, PROGRESS, CRZ. RTE LEGS, PROGRESS and CRZ. NAV STATUS, PROGRESS, and RTE LEGS.

During a VNAV path descent, the FMC uses idle thrust and pitch to fly a vertical path which complies with altitude and speed restrictions in the flight path. True. False.

The FMC Advisory Message BUFFET ALERT indicates: current conditions result in a maneuver margin less than specified. clear air turbulence has been detected in the immediate flight path. the airplane is in a partial or full stall,. the airplane is well within the maneuver margin.

The FMC Advisory Message DRAG REQUIRED Indicates the airplane is 10 knots or more above the FMC target speed or within 5 knots of Vmo/Mmo. True. False.

The FMC Alerting Message SELECT MODE AFTER RTA means: the RTA mode has been discontinued due to sequencing of the RTA waypoint. the RTA time does not fall within the earliest and lastest takeoff time. the RTA mode has been discontinued because the RTA waypoint has been removed for the flight plan. Both a and c are correct.

After RTA waypoint entry, the displayed ETA is based on. the active flight plan. performance parameters. at the lime of waypoint entry. desired RTA and may not be overwritten. Both a and b are correct.

Speed restriction (SPD REST) displays the most restrictive of the following speeds: a destination airport speed minus 5 knots. waypoint speed restriction if greater than 200 knots. minimum flaps up manoeuvring speed. minimum flap retraction speed.

Which of the following parameters related to the present vertical path do the Vertical Path Parameters (FPA, V/B, V/S) display?. FPA-actual flight path angle based on flight plan ground speed and vertical speed. V/B-the bearing direct from the present position on the WPT/ALT line. V/S-the required vertical speed to fly the displayed FPABlank if there is no entry on the E/D ALT line.

When airplane gross weight is not available from the FMC, the Approach Ref page will be: Flashing. Blank. box prompts. INVALID.

What information is available with the IRS mode selector in ATT. Only position and ground speed information. Only heading information. Only attitude and heading information. Only altitude information.

Normal IRS alignment is initiated by rotating the MSU switch from OFF to: ALIGN. NAV. ATT. ON.

When the IRSs are operating in the normal navigation mode they provide. attitude and true and magnetic heading. acceleration, vertical speed, and ground speed. track, present position, and wind data. All of the above are correct.

A fast realignment should be complete in: 30 seconds. 1 minute. 5 minutes. 10 minutes.

When does an IRS automatically enter the navigation mode. The mode selector is moved from OFF to ALIGN and 10 minutes have elapsed. The mode selector is in NAV, present position entered, and alignment is complete. The mode selector is moved from ATT to NAV and alignment is complete. When all of the information is available for normal operations in the ALIGN mode.

Which of the following is not a major component of the inertial system?. Air data inertial reference units (ADIRU). Inertial system display unit (ISDU). Instrument Display Unit (IDU) transfer switch. Mode select unit (MSU).

If the FAULT light on the IRS Mode Selector Unit illuminates, it indicates: the IRS is NOT in ALIGN mode. an entry of an invalid present position. a system fault affecting the related IRS ATT and/or NAV mode has been detected. that DC power for the respective IRS is not normal.

Flashing ALIGN lights on the IRS MSU indicate. alignment cannot be complete until the present position is entered. that the airplane has been moved. the IRSs have entered the ATT mode. the IRSs are in the ALIGN mode.

On which CDU page is the FMS and IRS ground speed displayed?. PROGRESS page 1. CRZ page. POS REF page 2/3. POS INIT page 1.

An entry of .720 for descent into the TGT SPD line on the ACT ECON PATH DES page will: change the descent mode to a M. 720 SPD DES. change the page title to display ACT M.720 PATH DES. result in VNAV disengagement. result in VNAV and LNAV disengagement.

Fast alignment of an IRS is possible;. On the ground or in flight provided one IRS is fully aligned for cross- reference purposes. On the ground and stationary only. any time the air/ground sensor is in ground mode.

The IRS provide;. Attitude, Heading and Wind information while in ATT mode. Attitude and Heading while in ATT mode. Attitude, Heading and ground speed information while in ATT mode.

The FMC CRZ page displays a TURB N1 value which is a reference display of the N1% for turbulance penetration and it;. Can be modified by manual input into the CDU to drive the A/T. Can be commanded by the A/T. Cannot be commanded by the A/T.

When the FMC is not receiving valid fuel data: VNAV disengages and VNAV operation is not possible. the scratchpad message "USING RSV FUEL" may be displayed. the pilot is responsible for periodic entry of fuel weight in order to keep gross weight value correct. Both B and C are correct.

The IRS MOTION message is displayed on the FMC CDU during alignment indicate. The IRS has frozen the alignment due to detection of excessive motion. The IRS Laser gyro platform has failed to move during alignment and maintenance action is required. The IRS has automatically restarted the alignment due to detection of excessive motion.