Aeroplane On-Board Maintenance Systems

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What is the primary function of the On-board Maintenance System (OMS)?

To assist maintenance personnel in fault-finding of complex avionics systems (correct)
To automate routine maintenance tasks
To monitor aircraft performance during flight
To reconfigure aircraft systems

What are the benefits of using the On-board Maintenance System (OMS)?

Reduced maintenance personnel, increased ground time, and improved safety
Improved safety, reduced maintenance personnel, and minimised ground time
Minimised ground time, increased efficiency of maintenance processes, and improved cost effectiveness (correct)
Increased maintenance personnel, reduced ground time, and improved safety

What is the component of the Central Maintenance System (CMS) that enables the mechanic to extract maintenance data?

Electronic Library System
Data Loading System
Multipurpose Control and Display Units (MCDU)
Central Maintenance Computers (CMC) (correct)

What is the purpose of the Electronic Library System in the On-board Maintenance System (OMS)?

To store maintenance data and manuals (D) Signup and view all the answers

What is the primary function of the Central Maintenance System (CMS)?

To enable the mechanic to extract maintenance data concerning most of the aircraft systems (B) Signup and view all the answers

What is the relationship between the On-board Maintenance System (OMS) and the Central Maintenance System (CMS)?

The CMS is a component of the OMS (D) Signup and view all the answers

What is the consequence of a Class 2 failure for the current flight?

It has no operational consequence (B) Signup and view all the answers

Where are the systems affected by a Class 2 failure identified?

ECAM STATUS page (C) Signup and view all the answers

What type of system computer can memorise failures from the last 64 flights?

Type 1 (B) Signup and view all the answers

What is the primary function of a Type 1 system computer's ARINC 429 input bus connection to CMC 1?

To receive input from other systems (D) Signup and view all the answers

What is the characteristic of a Type 2 system computer's failure memory?

It can store failures from the last flight (B) Signup and view all the answers

What is the purpose of a discrete input on a Type 2 system computer?

To initialise system tests (A) Signup and view all the answers

What is the primary purpose of the Cursor Control Device?

To select which computer receives the software (C) Signup and view all the answers

What could be the consequence of incorrect software loading procedures?

A disastrous sequence of events (B) Signup and view all the answers

In which aircraft system is the software loaded via an MDDU?

Airbus (C) Signup and view all the answers

What is the function of the data loader selector switch?

To select the computer that receives the software (D) Signup and view all the answers

Where can software downloads be initialized?

In flight and on the ground (D) Signup and view all the answers

What happens after the computer acknowledges the request from the MCDU?

The computer sorts the data to be transferred into files (B) Signup and view all the answers

What is the primary purpose of having a digital electronic library system in an aircraft?

To integrate all technical data for a given aircraft (A) Signup and view all the answers

What type of information can be accessed through the digital electronic library system?

System or spare part information, procedures, and others (B) Signup and view all the answers

What is the benefit of the digital electronic library system in case of an engine emergency?

It can produce relevant checklists and provide access to relevant operations manual pages (C) Signup and view all the answers

How do airlines typically receive their operational documentation?

In a variety of formats (C) Signup and view all the answers

What is the primary advantage of the digital electronic library system over traditional methods?

It integrates all technical data for a given aircraft (B) Signup and view all the answers

What is the main goal of operators in terms of equipment and software configuration?

To be able to determine the equipment and software configuration at any time (D) Signup and view all the answers

What type of reports can be printed from the Multipurpose Control and Display Units (MCDUs)?

A range of reports including aircraft condition monitoring reports and power plant trend analysis reports (B) Signup and view all the answers

What is the purpose of structural monitoring in aircraft?

To develop preventative maintenance policy and identify high-load flight phases (C) Signup and view all the answers

What type of sensors are used to obtain data for structural monitoring?

Both sensors and strain gauges (B) Signup and view all the answers

What is the benefit of identifying high-load flight phases?

To avoid those phases in normal operations (A) Signup and view all the answers

What can be printed manually or automatically from the MCDUs?

Printing process data (C) Signup and view all the answers

What is the relationship between the printing process and the MCDUs?

The MCDUs can initiate both manual and automatic printing (C) Signup and view all the answers