Quiz
TESTS STUDY 5
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Perguntas do quiz (30)
1The Aircraft inability to achieve the required lateral navigation accuracy may be due to navigation errors related to Aircraft tracking and positioning. The main errors in the context of on-board performance monitoring and alerting are:
- APath definition error (PDE), flight technical error (FTE), navigation system error (NSE) and total system error (TSE).
- BPath definition error (PDE) and navigation system error (NSE) only , due to Flight technical error (FTE) relates to the air crew or autopilot’s ability to follow the defined path or track and it not taking into account for Total system error (TSE) computation
2The performance-based navigation (PBN) concept specifies that aircraft RNAV system performance requirements be defined in terms of:
- Aaccuracy, integrity, availability, continuity and functionality required for the proposed operations in the context of a particular airspace concept.
- Baccuracy, integrity, continuity, passenger comfort and functionality required for the proposed operations in the context of a particular airspace concept.
- CType of sensors feeding the navigation computer
- DNavigation Infrastructures Defined in certain Airspace
3Two main purposes of ATC are to:
- AProtect the sovereign airspace against threats
- BDefine training procedures and materials for air traffic controllers.
- CSteer an aircraft in flight from an initial position to a final position safely and efficiently.
- DEnsure a proper separation of air traffic in all phases of flight, while providing for the highest efficiency in aircraft operations both in ground and in flight, in order to reduce delays and optimize the use of the airspace.
- EPrevent collisions.
- FExpediting and maintaining an orderly flow of air traffic.
4In class A aerospace:
- ANo ATC service is provided.
- BAll flights are provided with ATC services and aircraft separation.
- CIFR flights only are permitted, all flights are provided with air traffic control service and are separated from each other
- DNo speed limitation is imposed.
- EContinuous two way communications are required.
- FIs subject to ATC clearance.
5The standard terminal arrival, STAR, is an aeronautical chart that:
- AApplies to uncontrolled airspace.
- BDoes not include holding patterns.
- CDefines the procedure to be followed to join an airway after take-off.
- DDefines the flight procedures to be followed by the pilot in order to transition from an en-route airway, through a “Terminal Area”, until initiation of the final approach to an airfield.
- ESTAR chart may describe several possible transitions to a single reporting point.
- FIt is intended for IFR flights.
6Two outstanding initiatives for major improvement and modernization of ATM into the 21st century are:
- AEGNOS in Europe and WAAS in the US.
- BGNSS and RNAV.
- CSESAR in Europe and FAA-NextGen in the US.
7Inertial Navigation System position is derived from:
- AInitial position and integration of GPS velocity.
- BGPS satellite signals.
- CInitial position integration of air data speed and aircraft heading.
- DInitial position, aircraft speed derived as the integration of measured accelerations and aircraft attitude derived from the measured angular positions respect to the earth axis.
- EThe INS integrates the acceleration into speed, then the speed into displacement and computes the current position starting from an initial aircraft position.
8GPS accuracy depends of:
- AThe time last from initial position.
- BThe integration with the Inertial Navigation System.
- CRestrictions that may be imposed by the US DoD.
- DAvailability of augmentation systems.
- EAir Temperature.
- FThe number of satelites in view and their proper geometry.
9What is the Satellite Based Augmentation System (SBAS)?:
- AIs a new generation of GPS satellite with enhanced accuracy and integrity.
- BIs a technique to enhance GPS accuracy implemented by a WAAS system in North America and EGNOS system in Europe.
- CIs a technique to enhance the GPS accuracy consisting in receiving error corrections by a ground station.
- DIs a technique to enhance the GPS accuracy consisting in receiving error corrections by a satellite.
10The barometric altitude is derived from:
- APitot total pressure.
- BAir static pressure at sea level.
- CPitot static port/pressure.
- DGPS data.
- EAtmospheric pressure.
- FDead reckoning.
11The effect of loss of attitude data in the cockpit:
- AMajor, it is an essential data.
- BIt may be catastrophic, but only combined with loss of communication.
- CCatastrophic, it is a critical data.
- DHazardous, it is an important data.
- ENot important, a pilot can look out the window.
12The air data, attitude, and heading is displayed to the flight crew in:
- AIn the Engine Indication Display if the aircraft is equipped with electronic instruments (EFIS).
- BIn dedicated instruments in the primary pilots field of view if the aircraft is equipped with traditional electromechanical-pneumatic instruments.
- CIn the Primary Flight Displays (PFDs) if the aircraft is equipped with electronic flight instrument systems (EFIS).
13The VOR system provides the absolute bearing to the airborne receiver based on:
- AThe time taken by a pair of pulses to travel to the ground station and back to the receiver.
- BThe modulation of the distance pulse train in amplitude by the 15 Hz and 135 Hz signals.
- CThe phase difference between the 30 Hz reference signal and the 30 Hz variable phase signal.
- DMeasuring the direction of arrival of a received signal to provide a relative bearing indication with respect to the centerline of the aircraft.
14The TACAN system is a military radio navigation aid that:
- AProvides geographical coordinates based on the integration of measured accelerations.
- BProvides a bearing function based in the difference in phase of two pair of reference and variable phase signals. One of 15 Hz and another of 135 Hz.
- CIs able to provide absolute bearing and slant range to the ground station.
- DHas the advantage over other short range navigations systems (SRNS) as it can give both bearing and distance.
15The GNSS Landing Systems are based on:
- AThe GPS augmented by the use of other radio navigation systems.
- BThe GLONASS system augmented by the satellites of the GPS.
- CGPS only.
- DDifferential GPS (D-GPS).
- EGPS augmented by SBAS or GBAS.
16Flight Management System computes vertical navigation guidance:
- AUsing barometric altitude.
- BUsing GPS position if available.
- CUsing dead reckoning
- DUsing VOR.
- EUsing DME.
- FUsing radio altimeter data.
17Flight Management System navigation database:
- AIncludes Standar Instrumented Departures (SID), Standard Instrument Arrivals (STAR) and approach procedures.
- BIncludes data of the navigation aids inside the database area coverage.
- CIncludes terrain elevation data
- DShall meet TRCA DO-200A standard
- EAre generated by national authorities and Are compiled and verified by specialized agencies.
- FStores the flight log data of the last 10 flights.
- GIncludes airways, NavAids, waypoints and airports.
- HIncludes departure, arrival and approach procedures inside the database coverage area.
- IIncludes cruise altitudes
- JAre updated every 28 days
18Flight Management System computes aircraft position based in:
- ATheir own integrated position sensors.
- BThe pilot manual inputs.
- CAvailable aircraft navigation sensors with priority on their accuracy.
19VOR receiver cockpit incorporates the following function:
- ACourse Deviation Indicator (CDI), which is a horizontal needle that moves laterally along a row of dots, each dot representing two degrees.
- BTO/FROM Indicator informs whether the aircraft bearing is “to” or “from” the VOR.
- COmni Bearing Selector (OBS) which appears as a rotating latitude dial which provides for heading selection.
- DCDI can be centered by rotating the OBS.
- EOmni Bearing Selector (OBS) which appears as a rotating latitude dial which provides for bearing selection
- FOmni Bearing Selector (OBS) which appears as a rotating azimuth dial which provides for bearing selection
- GCourse Deviation Indicator (CDI), which is a vertical needle that moves laterally along a row of dots, each dot representing two degrees.
20The ADF system provides relative bearing to the ground station based on:
- AThe difference in the depth of modulation of the received signal.
- BThe time elapsed between the transmitted and received pair of pulses.
- CIs based on measuring the direction of arrival of a received signal to provide a relative bearing indication with respect to the center line of the aircraft.
- DIs based on the directivity of the receiver antenna system based on the combination of a loop and a sense antenna.
21The Instrument Landing System, ILS, is the primary precision approach system used internationally, providing:
- AIdentification by a four-letter code with an “ILS” prefix
- BThe localizer guidance using the Course Deviation Indicator (CDI) similar to a VOR radial, but with far greater accuracy
- CBoth horizontal and vertical guidance to a runway touchdown zone.
- DA final Approach Fix (FAF), which provides position confirmation.
- EIdentification by a three-letter Morse code with an “ILS” prefix.
22The Microwave landing System, MLS, provides azimuth and vertical guidance to the glide path based on:
- AThe use of a directional pattern antenna on board the aircraft able to detect the direction of arrival of the transmitted signal.
- BThe decoding of the 400 Hz tone transmitted by the OM beacon.
- CThe multiplexing in time of the elevation and azimuth function that transmit fan shaped beams in the horizontal and vertical planes.
- DThe elapsed time between the “TO” and “FRO” scan of the scanning beam in elevation and azimuth.
- EThe elapsed time between reception of the TO and FRO scan is directly related to the elevation angle of the receiving equipment
- FThe elapsed time between reception of the TO and FRO scan is directly related to the azimuth angle of the receiving equipment
23NexGen and SESAR initiatives share the common paradigm shift:
- AFrom Procedural Based Control to Surveillance Based Control
- BFrom Trajectory Based Control to Estimated Based Control
- CFrom Procedural Based control to Performance based control
24One of the keys to the NextGen and SESAR concept is the “Business/Mission Trajectory‟ principle in which:
- AAir Navigation Service Providers (ANSP) and airport operators define together the trajectory to be flown by the airspace users
- BAir Navigation Service Providers (ANSP) and the airspace users define, the optimal flight path from gate to gate and provide it to the airport operators through the SWIM (System Wide Information Management)
- CThe goal is a trajectory-based ATM system where partners optimize business and mission trajectories through common 4D trajectory information and user defined priorities in the network.
- DIt covers all ATM information, including aeronautical, flight, aerodrome, meteorological , air traffic flow, and surveillance.
25The instrument approach chart is divided into the following sections,
- APortrayal of terminal segment, identification and frequencies of navaids, selected airports and special use of airspace.
- BOnly the vertical profile with their terms and landing minima data
26Low and High RNAV routes are identified into the Aeronautical Chart by the letter:
- A“L” and “H” respectively
- B“RNAV T” and “RNAV Q” respectively
27Indicate which of the following CNS/ATM systems have been completed satisfactorily:
- AAdvanced Surface and Control System (ASCS) for flight level and information via data link.
- BDigital Automatic Terminal Information Service (D-ATIS) and Digital VOLMET (D-VOLMET)
- C2-way Pre-Departure Clearance (PDC) delivery via data-link
- DAeronautical Telecommunications Network (ATN).
- EAir Traffic Services Inter-facility Data Communication (AIDC).
- FAdvanced Surface Movement Guidance and Control System (A- SMGCS) for airfield surveillance.
- GATS Message Handling System (AMHS) for exchange of aeronautical and meteorological information.
28 NDB is a radio transmitter at a known location such that the signal transmitted does not include inherent directional information. Other NDB characteristics include: (MASI11)
- AThe signals follow the curvature of the earth, so they can be received at much greater distances at lower altitudes, a major advantage over VOR
- BOnly works together with VOR/DME because it provides additional information
- CIt is useful when other equipment (VOR, DME) have failed.
- DIt is operated on a frequency between LW 190kHz and 1750kHz.
- ENDB signals are also affected more by atmospheric conditions, mountainous terrain, coastal refraction and electrical storms, particularly at long range.
29Consider a simple ring laser gyroscope consisting of a triangular cavity that contains a mixture of helium and neon at low pressure through which a current from an excitation voltage is passed: (MASI11)
- AThe amplitude of the phase shift will be proportional to the coil's angular velocity and the direction of the phase shift will indicate the direction of rotation
- BOne-half is injected into a coil of optical fiber and circulates in a clockwise direction while the other half is injected at the opposite end and circulates in the opposite direction.
- CThe supply voltage ionizes the gas and producing a glow discharge
- DA high reflectivity mirror is mounted at each corner of the triangle.
30What is the significance of the Satellite PRN?
- AIdentifies the GNSS service provider
- BThis number together with the SVN (Space Vehicle Number) identifies each satellite of the GPS constellation.
- CThe Pseudo-Random Noise.
Informações
- Descrição
- Quiz sobre TESTS STUDY 5, criado por tanque jacobo em 03-07-2018.
- Autor
- tanque jacobo
- Idioma
- English
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