30 Questions
What is the primary function of the Central Maintenance Computer (CMC)?
To acquire and process data from BITE memories of system computers
What is the purpose of the Multipurpose Control and Display Units (MCDUs)?
To control interrelated systems and display relevant output messages
In which mode can the operator initiate self-tests via the MCDU?
Menu mode
What is recorded by the Central Maintenance System (CMS) in Normal mode?
Fault messages generated by the Flight Warning Computers (FWC) and failure information produced by the BITE function
Where is the fault data memorized in Normal mode?
In both the system computers and the CMCs
When is the Menu mode of the Central Maintenance System available?
Only on the ground
What is displayed on the data loader LCD during the transfer process?
TRANSFER IN PROG
What is the capacity of a standard 3.5-inch disk?
1.44 MB
What type of media are used by newer data loaders?
PCMCIA cards and USB sticks
What is loaded into the target hardware using a Portable Data Loader (PDL) or an Airborne Data Loader (ADL)?
Field Loadable Software
What should be issued by line/base maintenance staff after loading a Loadable Software Aircraft Part (LSAP)?
Certificate of Release to Service
What should be recorded in the Aircraft Configuration List (ACL)?
Loading FLS
What is the primary tool used to select and update system software in the Boeing 777 aircraft?
Cursor Control Device (CCD) of the Maintenance Access Terminal (MAT)
What is the consequence of a software mismatch or incorrect loading procedures?
A disastrous sequence of events
When can software downloads be accomplished?
In flight and on the ground
What is the purpose of the data loader selector switch?
To select the computer to receive the software
What is the importance of following maintenance manuals when loading software?
It is very important to avoid software mismatches
What happens to the data after the computer acknowledges the request from the MCDU?
The data is sorted into files
What is the main benefit of having a digital electronic library system in an aircraft?
Reduced cockpit paperwork
What type of information can be accessed through the digital electronic library system?
Maintenance information, checklists, and cabin management tools
What is the purpose of having a centralized system to determine the equipment and software configuration of each aircraft?
To ensure regulatory compliance
How does the digital electronic library system interface with the aircraft's systems?
Through the flight management system
What is an example of how the digital electronic library system can assist in an emergency situation?
By producing relevant checklists and operations manual pages
What format did airlines previously use to receive operational documentation?
CDs from different sources
What is a key feature of Class 3 EFBs that differentiates them from Class 1 and Class 2 EFBs?
They can accommodate moving-map software with own-ship position
What is the purpose of the Display Unit (DU) in an EFB system?
To operate as a computer monitor and input device
How can the flight crew interact with the EFB via the Display Unit (DU)?
By pushing buttons on the DU bezel or by using a touch-screen
What is a unique feature of each EFB system in a Class 3 system?
They are independent from each other
What are two optional features that the EFB system can be interfaced with?
Cabin surveillance cameras and the aircraft printer
What is the primary goal of the EFB system in the flight deck?
To enhance the quality of information available to the crew
This quiz covers aircraft electronics, systems, and operational documentation, including electronic library systems and configuration management.
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