13931602
Descripción
Test por Ismael Vázquez, actualizado hace más de 1 año
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Creado por Ismael Vázquez
hace más de 6 años
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Pregunta 1
Pregunta
UHF goes from
Respuesta
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3-30 KHz
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30-300 KHz
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300MHz-3 GHz
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30-300 GHz
Pregunta 2
Pregunta
A disadvantage of the HF waves
Respuesta
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Beyond LOS
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Long range (oceanic crossing)
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Interferences
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Only in modern A/C
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Preguntad a Flores!
Pregunta 3
Pregunta
SELCAL
Respuesta
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Means selective calibration
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Increases CRM loads
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Comprises two consecutive tone pulses
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Causes interferences with the radio
Pregunta 4
Pregunta
HFDL disadvantage
Respuesta
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Wide coverage
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Simultaneous coverage on several bands
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Simple avionics and scarce reliability
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None of the above
Pregunta 5
Pregunta
VHF communications
Respuesta
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From 118.00-137 MHz
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Great radio interference
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Reaches far behind LOS
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Distress frequency 122.5
Pregunta 6
Pregunta
VDL
Respuesta
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Long range A/C only have 1 piece of VHF equipment
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ACARS data link is also known as airline operational control
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Downlink (from aircraft) and Uplink (to aircraft) are plain HTML text
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Increase the VHF and HF voice comms.
Pregunta 7
Pregunta
SATCOMs
Respuesta
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Use EUROSAT satellite constellation
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Range C- band and L-band
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Only need 1 satellite
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None of the above
Pregunta 8
Pregunta
Types of transponders
Respuesta
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DME
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IFF
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TACAN
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All of the above
Pregunta 9
Pregunta
In transponder Mode A which is the Pulse Repetition Frequency:
Respuesta
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Pulse Repetition Frequency (PRF) = 1200 interrogation signals per second
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Pulse Repetition Frequency (PRF) = 1000 interrogation signals per second
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Pulse Repetition Frequency (PRF) = 1350 interrogation signals per second
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Pulse Repetition Frequency (PRF) = 1100 interrogation signals per second
Pregunta 10
Pregunta
Reception - SLS = Side-lobe suppression.
Respuesta
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An aircraft not within the main lobe of the directional beam would receive a P4>P1/P3 The transponder recognises this as a side-lobe signal.
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An aircraft not within the main lobe of the directional beam would receive a P2>P1/P3 The transponder recognises this as a side-lobe signal.
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An aircraft not within the main lobe of the directional beam would receive a P4>P1/P3 The transponder recognises this as a front-lobe signal.
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None of the above is correct.
Pregunta 11
Pregunta
¿Which is the difference between Mode A and Mode C transponder modes, talking about reception and interrogation?
Respuesta
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A. The number of pulses.
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B. The time between pulses
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C. A and B.
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D. There is no difference.
Pregunta 12
Pregunta
What is the AA (Aircraft Adress):
Respuesta
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24-bit code unique for each aircraft, established by the authorities when registering a flight plan
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24-bit code unique for each aircraft, given by the control when leaving the CTR.
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24-bit code unique for each aircraft, allocated to it by ICAO via the individual national registration authorities.
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24-bit code unique for each aircraft, which is regulated on ground by the maintenance team.
Pregunta 13
Pregunta
How many levels transponder MODE S has?
Respuesta
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Level 1, 2, 3 and 4
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Level 1 and 2
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It hasn`t any level
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It has only one level
Pregunta 14
Pregunta
The main features of the ADS are…?
Respuesta
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Automatic and independent.
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Automatic and dependent
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Manual and independent
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Manual and dependent
Pregunta 15
Pregunta
Which is an advantage of the ADS?
Respuesta
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90% cost saving in maintenance
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Real time data
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No in-ground equipment
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All of the above
Pregunta 16
Pregunta
The most used DATA LINK software are LINK 11 & 16
Respuesta
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True
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False
Pregunta 17
Pregunta
About Flight Director System (FDS), what question is correct?
Respuesta
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A. This system computes the pitch and roll commands
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B. FDS do A to achieve or maintain a particular condition of flight.
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C. The commands are then applied automatically by the aircraft.
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D. A and B are true
Pregunta 18
Pregunta
Choose the correct answer
Respuesta
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FDS reduces crew workload
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FDS has different inputs to control the aircraft
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One input is the vertical Gyro/INS/IRS to obtain pitch and roll attitude
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All of the above are correct
Pregunta 19
Pregunta
Choose the best option related with FDS modes.
Respuesta
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FDS have the next options: OFF, lateral modes, vertical modes, and special modes
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FDS have the next options: STBY, horizontal modes, vertical modes, and space modes
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FDS have the next options: STBY, lateral modes, vertical modes, and diagonal modes
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All of the above are correct
Pregunta 20
Pregunta
Which are part of the special modes?
Respuesta
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T/O an G/A
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APP (GS)
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Vertical SYNC
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All of the above are correct
Pregunta 21
Pregunta
What of the following sentences are correct?
Respuesta
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A. An Automatic Flight Control System (AFCS) is a system that provides a mean to stabilize, maneouver and control automatically an aircraft flight path.
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B. AFCS functions are: Stability and control augmentation, attitude hold, and flight control.
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C. A and B are true
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D. A and B are false.
Pregunta 22
Pregunta
What does AFCS mean?
Respuesta
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Automatic Flight Control System
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Automatic Fuel Control System
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Autonomous Flight Control Surveillance
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Autonomous Fire Control Surveillance
Pregunta 23
Pregunta
Related with AFCS closed loop control:
Respuesta
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A. It can be named Inner Loop control too.
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B. From an error signal, a signal is generated to act in the way of correcting the error.
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C. A and B are true
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D. A and B are false.
Pregunta 24
Pregunta
Related with AFCS open loop control:
Respuesta
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A. From an input the attitude of the trimmed aircraft is modified in order to perfom a maneouver.
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B. From an error signal, a signal is generated to act in the way of correcting the error.
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C. A and B are true
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D. A and B are false.
Pregunta 25
Pregunta
Q1. Which it is not an advantage of HF(high frequency)
Respuesta
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Communications beyond line of sight
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Long Range communications between air and ground
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Provide communication through long range (oceanic crossing)
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It is not affected by interferences
Pregunta 26
Pregunta
Q2. What is SATCOMs?
Respuesta
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Structural airspace transoceanic compliments
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SATELLITE COMMUNICATIONS that use International Maritime Satellite Organization (INMARSAT) satellite constellation.
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SATELLITE COMUNICATIONS that helps the GPS constellation if calibration is needed.
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All are false
Pregunta 27
Pregunta
Q3. The different modes of transponder are:
Respuesta
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Mode A, SSR systems confirms the aircraft’s azimuth on the controller’s screen with an icon confirming that the aircraft is equipped with a transponder.
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Mode C, Pressure altitude is given (with azimuth it provides 3D info).
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Mode S (select), Includes data linking capability to provide a cooperative surveillance and communication system.
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All are true
Pregunta 28
Pregunta
Q4. What is a BUS in aeronautics?
Respuesta
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A transport method for reaching planes
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Subsystem that permits interconnection and data exchange between the devices in a complex system (central nervous system of the aircraft)
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A code that encrypt every data that the plane has to process
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The operative system of a plane computer
Pregunta 29
Pregunta
Q5.Which of the following transponders can we find in military aircrafts?
Respuesta
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Distance Measurement Equipment (DME)
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Tactical Air Navigation (TACAN)
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Identification Friend or Foe (IFF)
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All are true
Pregunta 30
Pregunta
Q6. How many phases have the mode S implementation?
Respuesta
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3 (ELS, EHS and Additional DAP)
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2 (ELS and EHS)
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1 (ELS)
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4 (ELS, EHS, DAP and ELM)
Pregunta 31
Pregunta
Q7. What is the meaning of AA in mode S?
Respuesta
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Aircraft Address
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Air colision
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Avoidance altitude
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Anticollision attitude
Pregunta 32
Pregunta
Q8. Which is the basis of the ATC system?
Respuesta
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Primary radar
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Secondary radar
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Both of them
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None of the above
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