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Course > landing : In the flight management computer fmc of the flight management system fms data ?

Question 58-1 : Performance database air data computer navigation database auto flight computers

. 1952 exemple 158 performance database.performance database.

In the flight management computer fmc of the flight management system fms data ?

Question 58-2 : Performance database air data computer navigation database auto flight computer

. 1952 exemple 162 performance database.performance database.

In the flight management computer fmc of the flight management system fms data ?

Question 58-3 : Navigation database air data database performance database auto flight database

exemple 166 navigation database.navigation database.

In the flight management computer fmc of the flight management system fms data ?

Question 58-4 : Navigation database air data computer performance database auto flight computers

. 1953 exemple 170 navigation database.navigation database.

Under which of the following circumstances does a vor/dme area navigation ?

Question 58-5 : The system is receiving information from only one vor the system is receiving information from one vor and one dme the system is receiving information from one vor and two dmes the system is receiving information from the two dmes

Navigation computer vor/dme navigation .the vor/dme area navigation system computer calculates track error in relation to desired track this data can easily be interfaced with the automatic flight control and when done so enables the aircraft to automatically follow the flight plan loaded into the rnav computer.the computer is able to perform great circle navigation when receiving vor/dme stations if out of range the system reverts to dr dead reckoning mode where it updates the position by means of last computed wind and tas and heading information. operation in dr mode is time limited exemple 174 the system is receiving information from only one vor.the system is receiving information from only one vor.

In the flight management computer fmc of the flight management system fms data ?

Question 58-6 : Performance database air data computer navigation database auto flight computers

. 1952 exemple 178 performance database.performance database.

Which facility associated with the ils may be identified by a two letter ?

Question 58-7 : Locator inner marker outer marker glide path

Reference data for airports four letter icao identifier . vor/dme station data three letter icao identifier . waypoint data five letter icao identifier

Under which of the following circumstances does a vor/dme area navigation ?

Question 58-8 : Vor/dme area navigation computer is receiving neither radial nor distance data information from vor/dme stations vor/dme area navigation computer is not receiving information from the air data computer vor/dme area navigation computer is not receiving information from the aircraft compass system when 'dr' is selected by the pilot

.in navigation 'dead reckoning mode' is the process of calculating one's current position by using a previously determined position or fix and advancing that position based upon known or estimated speeds over elapsed time and course .the rnav computer on board the airplane will switch to dead reckoning mode when it lost radial or distance data information from vor/dme stations exemple 186 vor/dme area navigation computer is receiving neither radial nor distance data information from vor/dme stations.vor/dme area navigation computer is receiving neither radial nor distance data information from vor/dme stations.

How does a vor/dme area navigation system selects the dme stations to be used ?

Question 58-9 : The vor/dme area navigation system has its own nav tuner and the system itself tunes the dme stations providing the most accurate position the pilot tunes the closest vor/dme stations within range on the vor/dme area navigation control panel the vor/dme area navigation system uses whatever stations are tuned on the aircraft's normal vhf nav selector the vor/dme area navigation system has its own vhf nav tuner and it always tunes the dme stations closest to the aircraft position

.dme stations that have the best range and geometry for computing the most accurate position on our course are automatically selected by a rnav system which has its own nav tuner

Apart from radials and distances from vor/dme stations what information is ?

Question 58-10 : Heading from the aircraft compass system and true airspeed from the air data computer true airspeed from the air data computer heading from the aircraft compass system vertical speed from the air data computer

exemple 194 heading from the aircraft compass system and true airspeed from the air data computer.heading from the aircraft compass system and true airspeed from the air data computer.

The flight management system fms is organized in such a way that ?

Question 58-11 : The navigation database is read only to the pilot the pilot is able to modify the navigation database in the fmc between two updates the navigation database of the fmc is valid for one year the navigation database of the fmc is created by the pilot

.you are not allowed to modify the navigation database imagine that one pilot deleted one or more waypoints by accident or by negligence you are flying after him it could be very dangerous .for this reason the navigational database is read only but additional space exists so that crew created navigational data may be saved in the computer memory .such additional data will also be deleted at the 28 days navigational update of the database exemple 198 the navigation database is read only to the pilot.the navigation database is read only to the pilot.

Precision rnav p rnav requires a track keeping accuracy of ?

Question 58-12 : +/ 1 0nm for 95% of the flight time +/ 10 0nm for 95% of the flight time +/ 5 0nm for 95% of the flight time +/ 8 0nm for 95% of the flight time

Area navigation rnav icao annex 11 is a method of navigation permitting aircraft operations on any desired track within the coverage of station referenced navigation signal or within the limits of a self contained navigation system. precision rnav prnav systems require rnp 1 +/ 1 0nm for 95% of the flight time .for information basic rnav b rnav systems require rnp 5 required navigation performance 5 .b rnav requires only a track keeping accuracy of +/ 5nm or better for 95% of the flight time exemple 202 +/- 1.0nm for 95% of the flight time.+/- 1.0nm for 95% of the flight time.

On what data is a vor/dme area navigation system operating in the dead ?

Question 58-13 : Tas from the air data computer heading from the aircraft compass the last computed w/v tas from the air data computer heading from the aircraft compass radial from one vor distances from two dmes radial from one vor distances from two dmes tas from the air data computer heading from the aircraft compass

. navigation computer vor/dme navigation .the vor/dme area navigation system computer calculates track error in relation to desired track this data can easily be interfaced with the automatic flight control and when done so enables the aircraft to automatically follow the flight plan loaded into the rnav computer.the computer is able to perform great circle navigation when receiving vor/dme stations if out of range the system reverts to dr dead reckoning mode where it updates the position by means of last computed wind and tas and heading information. operation in dr mode is time limited exemple 206 tas from the air data computer; heading from the aircraft compass; the last computed w/v.tas from the air data computer; heading from the aircraft compass; the last computed w/v.

In the flight management computer fmc of the flight management system fms data ?

Question 58-14 : Navigation database air data computer performance database auto flight computers

. 2400 exemple 210 navigation database.navigation database.

A fms with only a multiple dme sensor operating shall have a position error 95% ?

Question 58-15 : 0 3 nm 0 06 nm 1 nm 0 5 nm

Icao doc 8168.departure procedures are normally based on rnp 1.where necessary and appropriate they may be based on rnp 0 5 or rnp 0 3.departures are not associated with an rnp less than rnp 0 3... non precision approach procedures are normally based on.rnp 0 5 initial approach only or. rnp 0 3 initial intermediate final approach .. non precision approach procedures are not associated with an rnp less than rnp 0 3 exemple 214 0.3 nm.0.3 nm.

What is the cross track deviation xtk indicated on an rnav system area ?

Question 58-16 : The distance between the actual position and the great circle track between two active waypoints the distance along a track between two waypoints the distance between the air position and the great circle track between two active waypoints the distance between the air position and the planned track

Xtk is the aircraft position relative to the path .xtk distance is the shortest distance shortest path between actual aircraft position and an active waypoint selected on the track even if we are not on the planned path exemple 218 the distance between the actual position and the great circle track between two active waypoints.the distance between the actual position and the great circle track between two active waypoints.

In what piece of fms equipment will the pilot enter the waypoint information ?

Question 58-17 : The control display unit cdu the symbol generator the navigation display nd the primary flight display pfd

. flight management system .the flight management system fms is comprised of the following components. flight management computer system fmcs. autopilot/flight director system afds. autothrottle a/t. inertial reference systems irs. global positioning system gps..each of these components is an independent system and each can be used independently or in various combinations the term fms refers to the concept of joining these independent components together into one integrated system which provides continuous automatic navigation guidance and performance.management.the integrated fms provides centralized flight deck control of the airplane's flight path and performance parameters the flight management computer or fmc is the heart of the system performing navigational and performance computations and providing control and guidance commands .the primary flight deck controls are the afds mcp two control display units cdu's two electronic flight instrument system efis control panels and an fmc source selector switch the primary displays are the cdus outboard display units inboard display units and upper display unit.the fmc uses crew entered flight plan information airplane systems data and data from the fmc navigation database and performance database to calculate airplane present position and pitch roll and thrust commands required to fly an optimum flight profile the fmc sends these commands to the autothrottle autopilot and flight director map and route information are sent to the respective pilot's navigation displays the efis control panels are used to select the desired.information for navigation display the mode control panel is used to select the autothrottle autopilot and flight director operating modes. the final preparation of the flight via the cdu are being completed by the captain . 2401 exemple 222 the control display unit (cdu).the control display unit (cdu).

3d rnav fixing gives you ?

Question 58-18 : Horizontal and vertical profile guidance horizontal vertical profile and time guidance 2d rnav plus time guidance 2d rnav plus speed control

Area navigation rnav icao annex 11 is a method of navigation permitting aircraft operations on any desired track within the coverage of station referenced navigation signal or within the limits of a self contained navigation system.. a 3d rnav system is able to navigate in the horizontal plane and in addition has a guidance capability in the vertical plane exemple 226 horizontal and vertical profile guidance.horizontal and vertical profile guidance.

Which of the following are stored in the navigation database of the flight ?

Question 58-19 : 1 2 4 1 2 3 4 2 4 5 1 2 3

. 2402 exemple 230 1, 2, 4.1, 2, 4.

From which of the following combination of navigational sources provide enough ?

Question 58-20 : Irs and air data computer irs and gps gps and compass output compass system and irs

Tothdaniel .the right answer seems to be close but i cannot figure out how wind can be calculated without heading information ..the output data of an irs include present position acceleration and true heading ground speed is calculated by integrating measured acceleration air data computer will provide tas exemple 234 irs and air data computer.irs and air data computer.

The flight management system fms is organized in such a way that the pilot can ?

Question 58-21 : Insert additional temporary navigation data between two database updates modify the data in the database between two updates modify the database every 14 days read and write at any time in the database

.the navigational database is read only but additional space exists so that crew created navigational data may be saved in the computer memory .such additional data will also be deleted at the 28 days navigational update of the database exemple 238 insert additional temporary navigation data between two database updates.insert additional temporary navigation data between two database updates.

A pilot is flying between two waypoints defined by suitably located vor/dmes ?

Question 58-22 : Reads cross track error and the distance to go on cdi or hsi must update any altitude change in rnav system to have correct cross track error reads vor/dme bearing and distance on cdi or hsi to compute himself the cross track error enters relative position between his aircraft and the vor/dmes on cdu to calculate the cross track error

The navigation computer of the simple 2d rnav system computes the navigational problems by simple sine and cosine mathematics solving the triangular problems.output data from the navigation computer are. desired magnetic track to the next waypoint shown on the cdi or hsi at the course pointer. distance from present position to the next waypoint. deviations cross track error from desired track as follows . in enroute mode full scale deflection on the cdi or hsi is 5 nm. in approach mode full scale deflection on the cdi or hsi is 1 25 nm. in vor/dme mode full scale deflection of the cdi or hsi is 10°

The control and display unit cdu on an fms is ?

Question 58-23 : Used by the crew to input data into fmc the system used to update the navigation database the autopilot control panel used on ground only to monitor the maintenance procedure

exemple 246 used by the crew to input data into fmc.used by the crew to input data into fmc.

A 2 dimensional rnav system has a capability in the ?

Question 58-24 : Horizontal plane vertical plane timing function horizontal and vertical planes

A 2d rnav system is able to navigate in the horizontal plane only..a 3d rnav system is able to navigate in the horizontal plane and in addition has a guidance capability in the vertical plane..a 4d rnav system is able to navigate in the horizontal plane has a guidance capability in the vertical plane and in addition has a timing function exemple 250 horizontal plane.horizontal plane.

A fix obtained by rho rho navigation is based on information from two ?

Question 58-25 : Dmes vors ndbs vdfs

.rho rho navigation uses distance from two sources for position information .rho rho navigation is quite a bit more complicated than either theta theta vor vor or theta rho vor dme and requires an onboard computer to do all but the easiest calculations .however it is very accurate much more than any system that uses theta vor for simple reason that dme is so much more accurate than any other azimuth based navigation system . 2394 exemple 254 dmes.dmes.

The fms navigation data base usually contains .1 airport reference data .2 atc ?

Question 58-26 : 1 3 and 4 1 2 and 3 1 and 3 1 2 3 and 4

exemple 258 1, 3 and 4.1, 3 and 4.

The inputs of information used to achieve the rnav required accuracy may be.1 ?

Question 58-27 : 2 3 4 1 2 3 1 2 3 4 2 4

exemple 262 2, 3, 4.2, 3, 4.

Benefits of area navigation include .1 shorter flight distance.2 reduction in ?

Question 58-28 : 1 2 and 4 1 2 4 and 5 2 4 and 5 3 4 and 5

.area navigation rnav icao annex 11 is a method of navigation permitting aircraft operations on any desired track within the coverage of station referenced navigation signal or within the limits of a self contained navigation system.rnav can be used in all phases of flight and when implemented correctly can result in . improved situational awareness for the pilot. reduced workloads for both controller and pilot. reduced environmental impact from improved design of routes and procedures. reduced fuel consumption from shorter more direct routes exemple 266 1, 2 and 4.1, 2 and 4.

A phantom station as used in a 2d rnav system is ?

Question 58-29 : A waypoint defined by a radial and a dme distance from a vor/dme station a non existing vor/dme station defined by two dme distances an existing vor/dme station created in the memory of the navigation computer unit of the rnav system a waypoint defined by two dme distances from two different vor/dme stations

Basic vor dme based area navigation system is a 2d rnav system the navigation computer of the simple 2d rnav system computes the navigational problems by simple sine and cosine mathematics solving the triangular problems.input data to the navigation computer is . actual vor radial and dme distance from selected vor station. radial and distance to phantom waypoint. desired magnetic track inbound to the phantom waypoint.. thus a phantom station is a waypoint defined by a radial and a dme distance from a vor/dme station.a 2d rnav system is able to navigate in the horizontal plane only exemple 270 a waypoint defined by a radial and a dme-distance from a vor/dme-station.a waypoint defined by a radial and a dme-distance from a vor/dme-station.

Which of the following nav aids will provide an rnav system with position ?

Question 58-30 : Vor/dme adf vdf ndb

Area navigation rnav can be defined as a method of navigation that permits aircraft operation on any desired course within the coverage of station referenced navigation signals or within the limits of a self contained system capability or a combination of these..the computer in a basic rnav system transfers the information given by a vor/dme station or two or more vor or two or more dme stations into tracking and distance indications to any chosen phantom station/waypoint.this is one of the rnav's computer main functions..a vdf is not an rnav nav aids system.ndb/adf will only provide a direction angle information whitout any distance from the ground station exemple 274 vor/dme.vor/dme.

On a modern commercial aircraft the fms provides ?

Question 58-31 : Lateral and vertical navigation and guidance and performance management an air/ground datalink a 3d area navigation and an air/ground datalink traffic alert information

.the two functions common to all fms systems. automatic navigation lnav lateral navigation. flight path management vnav vertical navigation.furthermore flight management system has the ability to monitor and direct both navigation and performance of the flight exemple 278 lateral and vertical navigation, and guidance and performance management.lateral and vertical navigation, and guidance and performance management.

The addition of dme p to mls is necessary to ?

Question 58-32 : Obtain three dimensional positions assure a constant angular velocity of the azimuth and elevation sweep support the time referenced scanning beam allow linear approaches

.the mls precision distance measuring equipment dme/p functions the same as the navigation dme but there are some technical differences the beacon transponder operates in the frequency band 962 to 1105 mhz and responds to an aircraft interrogator the mls dme/p accuracy is improved to be consistent with the accuracy provided by the mls azimuth and elevation stations.a microwave landing system mls is an all weather precision landing system originally intended to replace or supplement instrument ils mls has a number of operational advantages including a wide selection of channels to avoid interference with other nearby airports excellent performance in all weather and a small 'footprint' at the airports.an aircraft that enters the scanned volume uses a special receiver that calculates its position by measuring the arrival times of the beams exemple 282 obtain three dimensional positions.obtain three dimensional positions.

The position of a waypoint can be inserted into the computer of a 4d rnav ?

Question 58-33 : 1 3 1 2 3 4 2 4

Ecqb04 revised november 2017 exemple 286 1, 3.1, 3.

The purpose of the fligh management system fms is to provide ?

Question 58-34 : Continuous automatic navigation guidance and performance management manual navigation guidance and automatic performance management both manual navigation guidance and performance management continuous automatic navigation guidance as well as manual performance management

. flight management system .the flight management system fms is comprised of the following components. flight management computer system fmcs. autopilot/flight director system afds. autothrottle a/t. inertial reference systems irs. global positioning system gps..each of these components is an independent system and each can be used independently or in various combinations the term fms refers to the concept of joining these independent components together into one integrated system which provides continuous automatic navigation guidance and performance.management.the integrated fms provides centralized flight deck control of the airplane's flight path and performance parameters the flight management computer or fmc is the heart of the system performing navigational and performance computations and providing control and guidance commands .the primary flight deck controls are the afds mcp two control display units cdu's two electronic flight instrument system efis control panels and an fmc source selector switch the primary displays are the cdus outboard display units inboard display units and upper display unit.the fmc uses crew entered flight plan information airplane systems data and data from the fmc navigation database and performance database to calculate airplane present position and pitch roll and thrust commands required to fly an optimum flight profile the fmc sends these commands to the autothrottle autopilot and flight director map and route information are sent to the respective pilot's navigation displays the efis control panels are used to select the desired.information for navigation display the mode control panel is used to select the autothrottle autopilot and flight director operating modes. the final preparation of the flight via the cdu are being completed by the captain . 2401 exemple 290 continuous automatic navigation guidance and performance management.continuous automatic navigation guidance and performance management.

Which of the following statements regarding b rnav is correct ?

Question 58-35 : For 95% of the flight time the track keeping accuracy must not exceed 5 nm in case of b rnav rnp1 is required b rnav is only applicable when flying in tma's b rnav can be used up to fl95 above fl95 p rnav is required

Area navigation rnav icao annex 11 is a method of navigation permitting aircraft operations on any desired track within the coverage of station referenced navigation signal or within the limits of a self contained navigation system. basic rnav b rnav systems require rnp 5 required navigation performance 5 . b rnav requires a track keeping accuracy of +/ 5nm or better for 95% of the flight time.for information precision rnav prnav systems require rnp 1 +/ 1 0nm for 95% of the flight time exemple 294 for 95% of the flight time, the track keeping accuracy must not exceed 5 nm.for 95% of the flight time, the track keeping accuracy must not exceed 5 nm.

Which statement about rnav routes is correct ?

Question 58-36 : A method of navigation which permits aircraft operation on any desired flight path in general rnav routes coincide with standard routes in order to make optimum use of the available vor/dme stations rnav routes are only used in terminal areas in order to make more efficient use of the approach and landing facilities of an airport all waypoints of rnav routes are called phantom stations

Icao annex 11 .full definition is .a method of navigation permitting aircraft operations on any desired track within the coverage of station referenced navigation signal or within the limits of a self contained navigation system exemple 298 a method of navigation which permits aircraft operation on any desired flight path.a method of navigation which permits aircraft operation on any desired flight path.

The irs is a self contained system because ?

Question 58-37 : It operates independently of navigational aids outside the aircraft it operates off its own power supply the system generates a warning in case of a failure the calculation of the position does not require any software

exemple 302 it operates independently of navigational aids outside the aircraft.it operates independently of navigational aids outside the aircraft.

On modern aircraft the navigation database usually contains ?

Question 58-38 : Airport reference data obstacle altitudes aircraft performance data atc frequencies

. 1957 exemple 306 airport reference data.airport reference data.

Which of the following data can be found in the navigation database.1 sids and ?

Question 58-39 : 1 2 4 2 3 4 2 3 5 1 2 3 4 5

. 1956 exemple 310 1, 2, 4.1, 2, 4.

Concerning fmc databases ?

Question 58-40 : The navigation database may be customized for the specific airline operations only the navigation database may be customized by the company's cost index strategy only the performance database may be customized by the company company database and fmc databases can not be used at the same time

The navigation database of the fmc may contain the following data . reference data for airports four letter icao identifier. vor/dme station data three letter icao identifier. waypoint data five letter icao identifier. star data.. sid data.. holding patterns.. airport runway data.. ndb stations alphabetic icao identifier. company flight plan routes exemple 314 the navigation database may be customized for the specific airline operations.the navigation database may be customized for the specific airline operations.

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