DPR Flashcards

(47 cards)

1
Q

Which of the following is best described by “for each area, a set number of sensors are defined and used to create a track, disregarding all other sensors for that area”?
1. Mosaic
2. Full Multi Sensor Tracking
3. Tilesetting

A
  1. Tilesetting
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2
Q

Which of the following terms describes a n:m KVM system best?
1. signal splitter
2. extender
3. matrix

A
  1. matrix
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3
Q

Which of these are used to update a flight plan?
1. Manual Update by ATCO
2. Manual Update by ATSEP
3. Automatic update by flight progress
4. Automatic update by OLDI message

A

1.Manual Update by ATCO
3.Automatic update by flight progress
4.Automatic update by OLDI message

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4
Q

Which of these describes similar redundancy?
1. having multi-CPU servers with ECC RAM
2. having multiple servers/units within one system for the same task
3. having multiple distinct systems (e.g. by different manufacturers) for the same task

A
  1. having multiple servers/units within one system for the same task
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5
Q

Which display technology is typically used in ATC?
1. DVI
2. HDMI
3. LCD
4. DP
5. CRT

A
  1. LCD
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6
Q

Which RAID level / version does NOT increase your system’s reliability in case of a hard drive failue?
1. RAID 1 - Mirroring
2. RAID 5 - Striping with parity
3. RAID 0 - Striping

A
  1. RAID 0 - Striping
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7
Q

Which of these are phases of tracking in the SDPS?
1. Track Termination
2. Track Coasting
3. Track Maintenance / Track Update
4. Track Initiation
5. Track Elimination
6. Track Notification

A
  1. Track Termination
  2. Track Maintenance / Track Update
  3. Track Initiation
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8
Q

Linux Operating Systems typically…
1. are open source UNIX equivalents
2. require expensive licensing
3. support multiple users
4. are capable of multi-taskiing

A

1.are open source UNIX equivalents
3.support multiple users
4.are capable of multi-taskiing

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9
Q

An FDPS provides flight plan data to the ATCO…
1. only for flights entering the ATCO’s sector
2. as electronic information, e.g. as additional data on the aircraft label
3. as static (unidirectional) information
4. on paper strips only

A
  1. only for flights entering the ATCO’s sector
  2. as electronic information, e.g. as additional data on the aircraft label
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10
Q

Which of these is the ground safety net equivalent of ACAS?
1. MTCD
2. Departure Manager
3. APWs
4. MSAW
5. STCA

A
  1. STCA
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11
Q

A “plot” refers to…
1. a single sensor
2. a code / callsign correlation
3. a single point in time
4. a prediction of future movement
5. a single aircraft

A

1.a single sensor
3.a single point in time
5.a single aircraft

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12
Q

Which of these are especially relevant to the ATCO?
1. system control inputs
2. air situation / system tracks
3. detailed system status report
4. flight plan data

A

2.air situation / system tracks
4.flight plan data

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13
Q

When the SDPS extracts position data from sensor plots, it has to…
1. identifies the originating sensor by its SUC/SOC code
2. uses circular polarisation to eliminate weather effects
3. has to use the known position of the originating sensor as a reference
4. convert rho/theta information to X-Y coordinates

A
  1. has to use the known position of the originating sensor as a reference
  2. convert rho/theta information to X-Y coordinates
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14
Q

Who sets/defines “legal recording” requirements?
1. European Union Maastricht Treaty
2. ICAO Annex 11
3. International Air Transport Association (IATA)
4. Civil Aviation Auhorities (CAA)

A

2.ICAO Annex 11
4.Civil Aviation Auhorities (CAA)

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15
Q

Which of these are not ground safety nets?
1. AMAN
2. ACAS
3. STCA
4. APW
5. OLDI
6. MSAW

A
  1. AMAN
  2. ACAS
  3. OLDI
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16
Q

Which types of data are typically recorded in ATM in fulfillment of “legal recording” requirements?
1. Surveillance raw data (e.g. radar hits)
2. Surveillance processed data (e.g. combined plots, tracks)
3. Flight plan data
4. OS (operating system) log files
5. FDP internal application log files

A
  1. Surveillance raw data (e.g. radar hits)
  2. Surveillance processed data (e.g. combined plots, tracks)
  3. Flight plan data
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17
Q

A NOTAM would typically be used to publish information about…
1. (non-) availability of NAVAIDs
2. closure of airspace and runways
3. system redundancy
4. ATCO training progress

A
  1. (non-) availability of NAVAIDs
  2. closure of airspace and runways
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18
Q

CDM is…
1. an abbreviation for “collaborative destruction making”
2. aimed at improving the capacity of the air traffic network by optimising flight profiles
3. a process to improve the efficiency of air traffic by generating the best possible solution for every single aircraft
4. a process that involves e.g. ATC, aircraft operators and aerodrome operators

A

2.aimed at improving the capacity of the air traffic network by optimising flight profiles
4.a process that involves e.g. ATC, aircraft operators and aerodrome operators

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19
Q

ATC Tools…
1. require both SDPS and FDPS data
2. have an impact on the capacity of ATC
3. may increase an ATCO’s workload upon failure
4. are targeted predominantly at increasing the safety of air traffic

A
  1. require both SDPS and FDPS data
  2. have an impact on the capacity of ATC
  3. may increase an ATCO’s workload upon failure
20
Q

Why is maintaining flight plan data integrity so much more important than for surveillance data?
1. Flight plan data is relevant for a longer time, i.e. several hours
2. Surveillance data is updated several times per minute, so errors can be compensated quickly
3. Eurocontrol gets informed about every change made to a flight plan and compares data integrity to a fixed standard

A
  1. Flight plan data is relevant for a longer time, i.e. several hours
  2. Surveillance data is updated several times per minute, so errors can be compensated quickly
21
Q

Which of these is/are predominantly used for the transfer of sensor data?
1. FMTP
2. ASTERIX
3. SESAR
4. DVB-T
5. OLDI

22
Q

The ASTERIX protocol is used by the SDPS…
1. to provide track data to Safety Net systems
2. to provide track data to the ATCO’s HMI
3. to improve the reliability of detection
4. to receive plot data
5. to synchronise the system clock

A

1.to provide track data to Safety Net systems
2.to provide track data to the ATCO’s HMI
4.to receive plot data

23
Q

When generating a true multi sensor track, the track refresh rate…
1. is set to a fixed (synthetic) refresh rate
2. is determined by the slowest sensor refresh rate
3. is determined by the fastest sensor refresh rate

A
  1. is set to a fixed (synthetic) refresh rate
24
Q

How can SDPS data be used by the FDPS?
1. for correlation purposes
2. to monitor flight progress
3. as RTQC configuratin data
4. to verify ASTERIX integrity

A
  1. for correlation purposes
  2. to monitor flight progress
25
Which of these are NOT core components of an ATM data processing system? 1. MET sensors 2. SDPS 3. NAV-Aids 4. VCS 5. FDPS
1. MET sensors 3. NAV-Aids 4. VCS
26
In the context of SDPS, legal recording typically includes 1. system tracks 2. RTQC parameters 3. sensor plots 4. OLDI partner IP addresses
1.system tracks 3.sensor plots
27
Which types of data are used in an SDPS?
SUR Data: Sensors, PSR, SSR, Mode-S, MLAT, Time Data
28
Which protocols or message types are usually associated with the transfer of flight plan messages?
OLDI, FMTP, AFTN
29
Name two current & future developments for air traffic control.
SESAR, SWIM, 4-Trajecories, iTEC, eFPL, flight object
30
What does “server partitioning” mean?
Verteilung der ressourcen auf verschiedene virtuelle systeme
31
Which type of software can be used to provide some abstraction between an application and an operating system?
Middleware
32
Why does an error in azimuth potentially cause the largest error when detecting the position of an aircraft?
greatest deviation at long distances
33
What is “multi radar processing” (or “multi sensor processing”)? What are the advantages over “single sensor tracking"?
Wenn eine Anlage falsche Daten liefert, können diese aussortiert werden
34
What is a “combined plot”?
Primary and secondary radar combined to a single plot
35
What is the difference between a “plot” and a “track”?
many plots generate one track
36
What does a sensor track’s “QF” describe and how is it calculated?
Quality Factor, If next plot is where it was expected then: QF +1, if not QF -1
37
What is the purpose of a Surveillance Front End, e.g. SDDS?
Access to RADAR network
38
Which are the most relevant aspects for data in ATC?
Integrity, Quality of service, Unambiguous, Accurate, error free, timely
39
What is correlation (or “call sign conversion”)? Which identifier is used for it?
Combination of tracs with flight plan data, Identifying element = MODE-S / SSR Code
40
What is “miscorrelation” and how can it be avoided?
Wrong flightplan corrolated to the SSR-ID. Reason: Double ID in SSR (squawk code) for two planes. Solution: Mode-S ID, ORCAM (Originating Region Code Assignment Method), CCAMS (Centralised SSR Code Assignement and Management System)
41
Which types of information are usually displayed at an ATCO’s working position?
Flight Plan, Air Situation Display Are the most important
42
What is “CDM”?
(Colaborative Decisions Making) Optimal network flow
43
"Plot combining" … 1. uses (near) synchronous detection of an aircraft by co-located PSR and SSR sensors to create a single plot 2. can be performed by the SDPS only 3. attempts to refine the actual aircraft position of multiple returns by creating a weighted average position 4. describes the process of associating track data and flight plan data
1. uses (near) synchronous detection of an aircraft by co-located PSR and SSR sensors to create a single plot
44
Which FDPS functionalities help in mitigating the 4096 distinct Mode A SSR code limitation?  1. capability to use Mode S 12bit addresses 2. access to Eurocontrol's CCAMS Centralised SSR Code Assignment and Management system 3. code assignment according to ORCAM
2.access to Eurocontrol's CCAMS Centralised SSR Code Assignment and Management system 3.code assignment according to ORCAM
45
"Correlation" means… 1. using multiple radar sensors to create a system track 2. detecting the probability of a new sensor plot belonging to an existing system track 3. combining SDPS and FDPS data to associate a flight plan to a track
3.combining SDPS and FDPS data to associate a flight plan to a track
46
Which of these is/are proedominantly used for the transfer of flight plan information? 1. AFTN 2. ASTERIX 3. OLDI 4. FMTP 5. MSSR
1.AFTN 3.OLDI 4.FMTP
47
Which of these is/are tasked with initial flight plan processing and central flow management? 1. IFPS 2. FAB 3. NMOC 4.SESAR
1.IFPS 3.NMOC