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Question 73-1 : The position of a waypoint can be inserted into the computer of a 4d rnav system in different ways .1 alphanumeric icao identifier.2 lat/long and altitude.3 radial and distance from a vor station.4 distance and bearing from another waypoint.the combination that regroups all of the correct ? [ Session helipad ]

1 3

Ecqb04 revised november 2017 exemple 173 1, 3.

Question 73-2 : The purpose of the fligh management system fms is to provide ?

Continuous automatic navigation guidance and performance management

Admin . 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 177 Continuous automatic navigation guidance and performance management.

Question 73-3 : Which of the following statements regarding b rnav is correct ?

For 95% of the flight time the track keeping accuracy must not exceed 5 nm

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

Question 73-4 : Which statement about rnav routes is correct ?

A method of navigation which permits aircraft operation on any desired flight path

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 185 A method of navigation which permits aircraft operation on any desired flight path.

Question 73-5 : The irs is a self contained system because ?

It operates independently of navigational aids outside the aircraft


Question 73-6 : On modern aircraft the navigation database usually contains ?

Airport reference data

Admin . 1957 exemple 193 Airport reference data.

Question 73-7 : Which of the following data can be found in the navigation database .1 sids and stars.2 radio aids.3 optimum flight level.4 company routes.5 cruise speeds.the combination regrouping all the correct statements is ?

1 2 4

Admin . 1956 exemple 197 1, 2, 4.

Question 73-8 : Concerning fmc databases ?

The navigation database may be customized for the specific airline operations

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 201 The navigation database may be customized for the specific airline operations.

Question 73-9 : Which component of an area navigation system displays the cross track distance ?

Navigation display

exemple 205 Navigation display.

Question 73-10 : By selecting one vhf frequency in the range of 108 to 112 mhz on the nav receiver ?

Rho theta information from a terminal vor/dme can be obtained

Admin .rho theta is a navigation system in which one or more signals are emitted from a facility or colocated facilities to produce simultaneous indication of bearing and distance .since a bearing is a radial line of position and a distance is a circular line of position the rho theta system always ensures a position fix produced by the intersection of two lines of position which are at right angles to each other . 1954.gargameleatpl .why only terminal not enroute . .the range of 108 to 112 mhz is allocated for terminal vor terminal vors are accurate to 25 nm outward up to 12000 ft exemple 209 Rho-theta information from a terminal vor/dme can be obtained.

Question 73-11 : One of the benefits of rnav is ?

Rnav allows aircraft to take a more direct flight path without requiring to fly over ground based facilities

exemple 213 Rnav allows aircraft to take a more direct flight path without requiring to fly over ground based facilities.

Question 73-12 : What is true about the fmc databases ?

The data includes sids stars and runway approaches

Admin . 2403 exemple 217 The data includes sids, stars and runway approaches.

Question 73-13 : A 3d rnav system has capability in the horizontal plane ?

And in the vertical plane

.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 221 And in the vertical plane.

Question 73-14 : The navigational function of the horizontal situation indicator hsi in relation to area navigation systems is ?

The indication of the cross track distance xtk

.this is the distance between the actual position and the planned track the maximum lateral deviation .the adi displays present cross track error from the desired rnav course example .xtk=l 0 1nm you are 0 1nm on the left of the intended course exemple 225 The indication of the cross track distance (xtk).

Question 73-15 : Which of the following statements about 4d rnav are correct or incorrect .1 the system has 'direct to' capability to any waypoint.2 the system is capable of parallel offset tracking ?

I is correct ii is correct

Revised ecqb03 july 2016 ..area navigation rnav 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 .it permits .establishment of more direct routes permitting a reduction in flight distance .establishment of dual or parallel routes to accommodate a greater flow of en route traffic .establishment of bypass routes for aircraft over flying high density terminal areas .establishment of alternatives or contingency routes on either a planned or ad hoc basis .establishment of optimum locations for holding patterns .reduction in the number of ground navigation facilities exemple 229 I is correct, ii is correct.

Question 73-16 : A basic rnav b rnav system requires ?

Rnp5

Cqb 15 august 2012 ..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 .basic rnav requires a track keeping accuracy of +/ 5nm or better for 95% of the flight time exemple 233 Rnp5.

Question 73-17 : A precision rnav prnav system requires ?

Rnp1

Cqb 15 august 2012 ..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 required navigation performance 1 .precision rnav prnav requires a track keeping accuracy of +/ 1 0nm for 95% of the flight time exemple 237 Rnp1.

Question 73-18 : In order to give the flight crew control of the required lateral guidance functions the rnav equipment should be able to perform a number of functions which of the following functions is not such a function ?

Control automatically the speed the aircraft in order to arrive in the next waypoint at a specified time timing function

Ecqb04 revised from cqb15 august 2012 november 2017 ..in order to give the flight crew control over the required lateral guidance functions rnav equipment should at least be able to perform the following functions . display present position in latitude/ longitude or as distance/bearing to the selected waypoint . select or enter the required flight plan through the control and display unit cdu . review and modify navigation data for any part of a flight plan at any stage of flight and store sufficient data to carry out the active flight plan . review assemble modify or verify a flight plan in flight without affecting the guidance output . execute a modified flight plan only after positive action by the flight crew . where provided assemble and verify analternative flight plan without affecting the active flight plan . assemble a flight plan either by identifier or by selection of individual waypoints from the database or by creation of waypoints from the database or by creation of waypoints defined by latitude/longitude bearing/ distance parameters or other parameters . assemble flight plans by joining routes or route segments . allow verification or adjustment of displayed position . provide automatic sequencing through waypoints with turn anticipation manual sequencing should also be provided to allow flight over and return to waypoints . display cross track error on the cdu . provide time to waypoints on the cdu . execute a direct clearance to any waypoint . fly parallel tracks at the selected offset distance offset mode should be clearly indicated . purge previous radio updates . carry out rnav holding procedures when defined . make available to the flight crew estimates of positional uncertainty either as a quality factor or by reference to sensor differences from the computed position . conform to wgs 84 geodetic reference system . indicate navigation equipment failure

Question 73-19 : In an electronic flight instrument system efis data relating primarily to automatic flight is provided by ?

Flight control computers flight management computers autothrottle

.take care question n°165 asks for .' data relating primarily to navigation in the fmc is provided by .navigation radios gps inertial reference systems' exemple 245 Flight control computers, flight management computers, autothrottle.

Question 73-20 : In accordance with icao doc 9613 an aircraft equipped to operate to rnp1 or better should be able to ?

Compute estimated error of position

Ecqb03 august 2016 ..required navigation performance rnp is a concept that applies to navigation performance within an airspace .the rnp type is based on the navigation performance accuracy to be achieved within the airspace .an aircraft equipped to operate to rnp 1 and better should be able to compute an estimate of its position error depending on the sensors being used and time elapsed

Question 73-21 : Which of the following information are input data into a 4d rnav system .1 dme distances from dme stations.2 radial from a vor station.3 tas and altitude from the air data computer.4 heading from the aircraft's heading system..the combination regrouping all the correct statements is ?

1 2 3 and 4

Ecqb04 november 2017 exemple 253 1, 2, 3 and 4.

Question 73-22 : Which of the following information are output data from a 4d rnav system .1 distance to any waypoint.2 altitude and tas.3 radial distance from a vor/dme station.4 ground speed and tas..the combination regrouping all the correct statements is ?

1 4

Ecqb04 november 2017 ..output data from a 4d rnav system are . distance to any waypoint. estimated time overhead. ground speed and tas. true wind. track error exemple 257 1 - 4.

Question 73-23 : Comparing a 3d rnav with 4d rnav a 4d rnav system has in addition a capability of ?

Timing function

Ecqb04 november 2017 ..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 261 Timing function.

Question 73-24 : Concerning fms position update accuracy an rnav vor/dme system shall reach an accuracy of ?

5 nm

Ecqb04 november 2017 exemple 265 5 nm.

Question 73-25 : An fms is tuned to a dme to improve positioning and displays the dme identifier on the navigation display nd if the decoding does not work ?

The frequency will be displayed instead of the identifier

Ecqb04 november 2017 exemple 269 The frequency will be displayed instead of the identifier.

Question 73-26 : The calculated output data from a 4d rnav system are .1 distance to any waypoint.2 tas and altitude.3 true wind vector.4 radial to a vor station.the combination that regroups all of the correct statements is ?

1 3

Ecqb04 november 2017 ..output data from a 4d rnav system are . distance to any waypoint. estimated time overhead. ground speed and tas. true wind. track error exemple 273 1, 3.

Question 73-27 : To carry out a guidance on the horizontal and vertical plane and with a speed profile management on the fms the pilot must select on the autopilot ?

Lnav + vnav

Ecqb04 november 2017 ..lnav automatic navigation lateral navigation .vnav flight path management vertical navigation exemple 277 Lnav + vnav.

Question 73-28 : What are the input data of an rnav system with vor/dme position update ?

A waypoint + a vor/dme signal + one desired track

Ecqb04 november 2017 ..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 exemple 281 A waypoint + a vor/dme signal + one desired track.

Question 73-29 : You are requested to descend at a specific level and overfly a waypoint at a specified time which rnav system is the most suitable for this action ?

4d rnav

Ecqb04 november 2017 ..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 285 4d rnav.

Question 73-30 : In order to give the flight crew control of the required lateral guidance functions the rnav equipment should be able to perform a number of functions .which of the following is not such a function ?

Provide guidance to another selected flight level

Ecqb04 november 2017 ..in order to give the flight crew control over the required lateral guidance functions rnav equipment should at least be able to perform the following functions . display present position in latitude/ longitude or as distance/bearing to the selected waypoint . select or enter the required flight plan through the control and display unit cdu . review and modify navigation data for any part of a flight plan at any stage of flight and store sufficient data to carry out the active flight plan . review assemble modify or verify a flight plan in flight without affecting the guidance output . execute a modified flight plan only after positive action by the flight crew . where provided assemble and verify analternative flight plan without affecting the active flight plan . assemble a flight plan either by identifier or by selection of individual waypoints from the database or by creation of waypoints from the database or by creation of waypoints defined by latitude/longitude bearing/ distance parameters or other parameters . assemble flight plans by joining routes or route segments . allow verification or adjustment of displayed position . provide automatic sequencing through waypoints with turn anticipation manual sequencing should also be provided to allow flight over and return to waypoints . display cross track error on the cdu . provide time to waypoints on the cdu . execute a direct clearance to any waypoint . fly parallel tracks at the selected offset distance offset mode should be clearly indicated . purge previous radio updates . carry out rnav holding procedures when defined . make available to the flight crew estimates of positional uncertainty either as a quality factor or by reference to sensor differences from the computed position . conform to wgs 84 geodetic reference system . indicate navigation equipment failure exemple 289 Provide guidance to another selected flight level.

Question 73-31 : In order to give the flight crew control of the required lateral guidance functions the rnav equipment should be able to perform a number of functions .which of the following is not such a function ?

Display the satellites used by the gps receiver on the cdu

Ecqb04 november 2017 ..in order to give the flight crew control over the required lateral guidance functions rnav equipment should at least be able to perform the following functions . display present position in latitude/ longitude or as distance/bearing to the selected waypoint . select or enter the required flight plan through the control and display unit cdu . review and modify navigation data for any part of a flight plan at any stage of flight and store sufficient data to carry out the active flight plan . review assemble modify or verify a flight plan in flight without affecting the guidance output . execute a modified flight plan only after positive action by the flight crew . where provided assemble and verify analternative flight plan without affecting the active flight plan . assemble a flight plan either by identifier or by selection of individual waypoints from the database or by creation of waypoints from the database or by creation of waypoints defined by latitude/longitude bearing/ distance parameters or other parameters . assemble flight plans by joining routes or route segments . allow verification or adjustment of displayed position . provide automatic sequencing through waypoints with turn anticipation manual sequencing should also be provided to allow flight over and return to waypoints . display cross track error on the cdu . provide time to waypoints on the cdu . execute a direct clearance to any waypoint . fly parallel tracks at the selected offset distance offset mode should be clearly indicated . purge previous radio updates . carry out rnav holding procedures when defined . make available to the flight crew estimates of positional uncertainty either as a quality factor or by reference to sensor differences from the computed position . conform to wgs 84 geodetic reference system . indicate navigation equipment failure exemple 293 Display the satellites used by the gps receiver on the cdu.

Question 73-32 : Which statement is true about the navigational database of a fms ?

Crew created navigational data may be saved in additional space in the database

Ecqb04 november 2017 ..the navigational database is valid for a limited time usually 28 days 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 day navigational update of the database exemple 297 Crew-created navigational data may be saved in additional space in the database.

Question 73-33 : For what purpose does an aircraft's rnav computer receive a tas input and a heading input ?

To calculate the actual wind velocity

Ecqb04 november 2017 ..the computer receives a tas input from the air data computer and a heading input in order to calculate actual wind velocity exemple 301 To calculate the actual wind velocity.

Question 73-34 : The low altitude radio altimeters used in precision approaches .1 operate in the 1540 1660 mhz range.2 are of the pulsed type.3 are of the frequency modulation type.4 have an operating range of 0 to 5000 ft.5 have a precision of +/ 2 feet between 0 and 500 ft or +/ 1 5% whichever is the ?

3 5

exemple 305 3, 5.

Question 73-35 : The data supplied by a radio altimeter ?

Indicates the distance between the ground and the aircraft

exemple 309 Indicates the distance between the ground and the aircraft.

Question 73-36 : The aircraft radio equipment which emits on a frequency of 4400 mhz is the ?

Radio altimeter

exemple 313 Radio altimeter.

Question 73-37 : The gpws computer receives the following signals .1 vertical speed.2 radio altimeter height.3 pressure altitude.4 glidepath deviation .5 gear and flaps position.6 flight path angle. the combination that regroups all of the correct statements is ?

1 2 4 5

exemple 317 1, 2, 4, 5.

Question 73-38 : The operating frequency range of a low altitude radio altimeter is ?

4200 mhz to 4400 mhz

exemple 321 4200 mhz to 4400 mhz.

Question 73-39 : In a radio altimeter the height measurement is based upon ?

A frequency modulation wave for which the frequency variation between the transmitted wave and the received wave after ground reflection is measured

exemple 325 A frequency modulation wave, for which the frequency variation between the transmitted wave and the received wave after ground reflection is measured.

Question 73-40 : The decision height dh warning light comes on when an aircraft ?

Descends below a pre set radio altitude

exemple 329 Descends below a pre-set radio altitude.


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