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ASFRA > AFS > Flashcards

AFS Flashcards

1
Q

It is the central communication unit of all ATS facilities, links all airports’ ATS fcilities to enable exchange of vital aeronautical information such as NOTAM, weather reports, flight plans, departure and arrival messages, position reports, and other messages essential to aviation.

-receiving, processing, re-processing, storing, archiving, routing, re-routing, relaying, transmitting and re-transmitting of AFTN msgs

A

Manila Aeronautical Fixed Service (MAFS)

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2
Q

The MAFS is utilizing _______ which has its hardware and software components are commercial-off-the-shelf(cots).

A

Aeronautical Integrated Data-Exchange Agent — New Generation (AIDA-NG)

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3
Q

Comprises of messages sent by mobile stations reporting that they are threathened by grave and iminent danger and other messages relative to the immediate assistance required by the mobile station in distress

A

Distress Message (SS)

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4
Q

Comprises of messages concerning safety of a ship, aircarft or other vehicles, or of some person on board or within sight

A

Urgency Messages (DD)

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5
Q

Comprises of the following messages:

  • movement and control msgs
  • msgs originated by a/c operating agency of immediate concern to a/c in flight or preparing to depart
  • met msgs restricted to SIGMET info, special air reports, AIRMET msgs, volcanic ash and tropical cyclone advisory info and amended forecast
A

Flight Safety Messages (FF)

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6
Q

Comprises of the following messages:

  • terminal aerodrome forecast(TAF), area and route forecasts
  • weather observations and reports like METAR and SPECI
A

Meteorological Messages (GG)

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7
Q

Comprises of the following msgs:

  • a/c load msgs reqd for W&B computations
  • changes in a/c operating scheds
  • a/c servicing
  • changes in collective reqts for passengers, crew and cargo covered by deviation from normal op sched
  • non routine landing
  • preflight arrangements for airnav services and operational servicing for non-sched a/c ops (overflight clearance request)
  • a/c arrival and departure by a/c op agency
  • parts and materials urgently reqd for a/c ops
A

Flight Regularity Messages (GG)

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8
Q

Messages concerning NOTAMS and SNOWTAMS

A

Aeronautical Information Service Messages (GG)

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9
Q

Comprises of the following messages:

  • operation or maintenance of facilities
  • functioning of aero telecomms service
  • exchange bet civil av authorities relating to aero services
A

Aeronautical Administrative Messages (KK)

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10
Q

Originated by AFS to obtain information or verification concerning other messages which appear to have benn transmitted incorrectly by the afs, confirming channel-sequence numbers, etc.

A

Service Messages (as applicable)

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11
Q

A map showing the different aeronautical regions of the world with their corresponding alphabetical assignment, representing the first letter in the 4-letter locator indicator.

A

Aeronautical Fixed Service Routing Area

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12
Q

A four-letter code group formulated in accordance with rules presented by ICAO and assigned to the location of an aero fixed station

A

Location Indicator

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13
Q

Letter assigned to the AFSRA within which the location is situated

A

1st letter

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14
Q

State or territory within which the location is situated

A

2nd letter

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15
Q

Assigned within the state or territory where the communication center is situated

A

3rd letter

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16
Q

The state concerned shall assign the letter as desired.

A

4th letter

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17
Q

“End of message signal”

A

NNNN

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18
Q

ATMS

A

Automatic Teletype Message Switching System

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19
Q

AFTN

A

Aeronautical Fixed Telecommunications Network

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20
Q

AMHS

A

Aeronautical Messages Handling System

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21
Q

COTS

A

Commercial-off-the-shelf

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22
Q

AIDA-NG

A

Aeronautical Integrated Data-Exchange Agent — New Generation

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23
Q

Universal Communication Gateway

  • able to receive, store, proess and forward messages in ground-ground communication networks
A

AIDA-NG

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24
Q
  • Is responsible for all the communication and overall control of the system
  • central message handling unit of the system whose main task are reception, routing and forwarding of traffic messages
A

Core Subsystems (CSSs)

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25
Q

It stores traffic messages, technical events, statistical data and any other kind of non-volatile system information, such as system parameters, message templates and user settings in different parameters

A

Recording Subsystem (RSSs)

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26
Q
  • part of ALSU that senses the failure of the operational CSS
  • detects problem related to ither components such as racks, fans, and power supply
A

Central Monitoring Controller (CMC)

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27
Q

-immediately issues a switchover upon failure of the operational CSS so that the former standby CSS takes over within seconds

A

Automatic Line Switching Unit (ALSU)

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28
Q

Allows one to operate, control and supervise the system

A

Operator Working Position (OWP)

29
Q

Traffic, statistics, events and other system data can be printed out automatically an on request by means of Printer Server(PS) which can execute multiple print jobs (4 per PS)

A

Printer Subsystem (PSS)

30
Q

The whole system gets its time and date info (UTC) from one of two configured NTP time servers

A

Time System

31
Q

Stores and distributes the software and configuration data. It resides in RSS platform. A special GUI is used to administrate config servers

A

Configuration Server

32
Q

(AIDA-NG Main Window)

Contains the system location name and the opertor currently logged in

A

Title Bar

33
Q

(AIDA-NG Main Window)
Shows the current time and date, mail and alarm-boxes, and the CSS and RSS statuses

(AFTN, AMHS, Rejected, Queue)

A

Status Display Area

34
Q

(AIDA-NG Main Window)
Contains the menu items System Parameters, Offline Parameters, System Inspection, Traffic Operation, Window Commands, System Commands, and Help

A

Command Menu Bar

35
Q

(AIDA-NG Main Window)

Displays all windows ans system menus you open

A

Working Area

36
Q

(AIDA-NG Main Window)
AFTN Message Composer Fields
Maximum # of Addresses?
Character Limit?

A

21 Addresses

1800 characters

37
Q

(AIDA-NG Main Window)

The system stores incoming an outgoing messages for how long? Online and archive.

A

30 days online

90 days archive

38
Q

CADAS

A

Comsoft Aeronautical Data Access System

39
Q

Exchange, processing and visualization of ATS msgs

A

CADAS

40
Q

2 Terminals of CADAS

A

Admin and Center Terminals

41
Q

A telecommunication service between specified fixed points, provided primarily for the safety of air navigation, and for the regular, efficient and exonomical operation of air services

A

Aeronautical Fixed Service

42
Q

(CADAS)
Controls and supervises resources and data on CADAS server
Grants access to the system logs and tech events
Set system parameters
Administrate users groups and mailboxes
Administrate built in forms

A

Admin Terminal

43
Q

(CADAS Admin Terminal)

Includes the Menu Bar, Icon Bar, Display Area and Status Bar

A

Main Window

44
Q

(CADAS Admin Terminal)

Within the Main Window, this includes the File, View, Static Data, System and Help

A

Menu Bar

45
Q

(CADAS Admin Terminal)
Within the Main Window, this includes common command icons like:
opens the online help (?)
deletes selected data (trashbin)
save data(floppy)
print data (printer)
edit data (pen&paper)
check current data on validity (box w/ check)
acknowledge message (letter w/ check)
open selected msg to see content(envelope with glass)
open selected msg to process it (envelope w/ +)
sends a message (envelope w/ arrow up)

A

Icon Bar

46
Q

(CADAS Admin Terminal)

What is included in the View Menu of the Menu Bar in the Main Window?

A

Groups (Name)
Users (Name, Terminal Access Rights, Mailbox Access Rights)
Mailboxes (Name, Group Affiliation, Access rights[if it can be deleted, monitored…])

47
Q

(CADAS Admin Terminal)

Includes the Menu Bar, Icon Bar, Display Area and Status Bar

A

Main Window

48
Q

(CADAS Admin Terminal)

Within the Main Window, this includes the File, View, Static Data, System and Help

A

Menu Bar

49
Q

(CADAS Admin Terminal)
Within the Main Window, this includes common command icons like:
opens the online help (?)
deletes selected data (trashbin)
save data(floppy)
print data (printer)
edit data (pen&paper)
check current data on validity (box w/ check)
acknowledge message (letter w/ check)
open selected msg to see content(envelope with glass)
open selected msg to process it (envelope w/ +)
sends a message (envelope w/ arrow up)

A

Icon Bar

50
Q

(CADAS Admin Terminal)

What is included in the View Menu of the Menu Bar in the Main Window?

A

Groups (Name)
Users (Name, Terminal Access Rights, Mailbox Access Rights)
Mailboxes (Name, Group Affiliation, Access rights[if it can be deleted, monitored…])
Sessions (shows who is logged in at the moment)
Mailbox Status (checks if mailboxes are monitored or not, or if there are pending messages)

51
Q

(CADAS Admin Terminal)

What is under the “Static Data” Menu in the Menu Bar of the Main Window?

A

The system checks various input fields on syntax and semantics.
References values, defined in several Static Data tables:

IFPS States, Aircraft Types, Aerodromes, FIRs/UIRs,
Waypoints

These values can be entered manually or via import export functionality

52
Q

(CADAS)
It is the client application to manage traffic which sends, receives, and retrieves messages.
It has built-in forms to help you create ICAO conform AFTN messages
Incoming and outgoing traffic is interpreted by the system and info are stored ti the database
Messages are held in mailboxes

A

Center Terminal

53
Q

(CADAS Center Terminal)
Includes the Menu Bar, Icon Bar, Display Area with pending messages, Monitored Mailboxes(overview of mailboxes)
Text Area(display the message text).

A

Main Window

54
Q

(CADAS Center Terminal)

Ways of reading a message

A
  • In the text area of the main window

- In a form or as freetext – depending on the configuration for the user

55
Q

(CADAS Center Terminal)

Forms for different message categories

A

ATS, ATFM, NOTAM, METEO, Briefing

56
Q

(CADAS Center Terminal)

Choices for message retrieval?

A 
Simple Retrieval (w/ preselected search criteria)
Expert Retrieval (user can define search criteria)
57
Q

AFTN

A

Aeronautical Fixed Telecommunications Network

58
Q

A worldwide system of aeronautical fixed circuit provided, as part of the AFS, for the exchange of msgs and/or digital data bet AFstations having the same or compatible comm characteristics

A

AFTN

59
Q

Interconnections of Manila AFTN

A

international, domestic, local, CADAS server circuits

60
Q

(AFTN)
International interconenction of Manila AFTN (serve as gateway to worldwide link or to other ICAO member states for relay and exchange of aero msgs)

A

VHHH - Hongkong
WSSS - Singapore
RCTP - Taipei
VVTS - Ho Chi Minh

61
Q

(AFTN)
CADAS Server Connections
used to connect all station that require data comms link to dispense or utilize ATS to overcome the limitation in the number of cicuits that can be connected to AIDA

A 
Manila AFS
Manila AMS
M FSS/DFOBS
M ACC
M TWR
Clark FSS/FOBS
C TWR
C WX
Bacolod
AIS
62
Q

(AFTN)

Local Connections - w/in CAAP vicinity

A 
CebuPac
PAL
AFTM
Manila App
M ACC
ANS Central
ATS Central
ORCC
IFOBS
PAGASA
63
Q

(ATFN)
Domestic Connections - 13
exchange of aero msgs among stations directly connected to it
relay of aero msgs to and from other comms stations not directly connected to Manila AFTN

A 
Subic
Laoag
Legazpi
Puerto
Mactan FSS
M ACC
Tacloban
Kalibo
Cotabato
CDO
Gensan
Davao
Zamboanga
(Bacolod @Server)
64
Q

Working Positions in MAFS

A

Message Handling Operator
System Management Operator
Shift Supervisor

65
Q

Duties of a Message Handling Position

A
  • Msg Traffic Monitoring (aftn/svc mailboxes, incoming, outgoing, rejected and congested)
  • Msg Generation (service msgs, advisory msgs and other msgs forms(flight plan, met, notam,admin msgs)
  • Msgs Retrieval (incoming, outgoing, off-line[archive])
  • Msgs Retransmission
66
Q

Duties of System Management Position

A

Traffic Statistics Monitoring/Retrieval (periodic Online diag, final traffic count, stat rec of certain msg type)
System Status Monitoring/Inspection(stat of diff Logical Addresses directly connected to the sys, mailbox stat of cadas server connection)
Performing Emergency Procedures(send test msg to LA, divert traffic to alternate LA)
CADAS Server Terminal Management(create, add, update, and modify groups, mailboxes, users using admin terminal, mngmt of center terminal as necessary)

67
Q

Duties of Supervisor Position

A

Recording and Reporting(daily personnel perf, circuit perf, defective faci equipment, significant daily act and events—supervisor’s log)
Coordination(w/ mainte personnel during circuit outages, etc., w/ATS counterparts for cuircuit outages, status and traffic score confirmation, w/ATS faci heads for relay of important msgs)
Facility Operation Mngt(assigning personnel to working positions, supervisin sys modifications in the AIDA sys and CADAS Admin Terminal, mobilizing contingency measures, supervising overall conduct of operations)

68
Q

ES-2 Semi Automatic Push Button Torn Tape System -burned down

M-28teletype model

Tosbac 40 ATMS 15yrs
Okityper 4500asr
Okityper 100n telex machines

A

Tosbac 7/70e 17 years
Okitex 300crt

AIDA-NG AFTN/AMHS

ASFRA (6 decks)

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