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The flexible nature of DO-178C's processes and entry/exit criteria make it difficult to implement the first time, because these aspects are abstract and there is no "base set" of activities from which to work. The intention of DO-178C was not to be prescriptive. There are many possible and acceptable ways for a real project to define these aspects.
Registration prefix Adopted Retired Replaced with Presentation and notes Aden: VR-A [28] 1939 1939 British colonial allocation Algeria: F-O [28] [a] 1929 1962 7T French colonial allocation Angola: CR-L [28] [29] 1929 1975 D2 Portuguese colonial allocation Argentina: R [28] [b] 1929 1932 LV Austria: A [28] 1929 1939 OE Bahamas: VP-B [28] 1929 ...
Like DO-178C and DO-278A, it is a joint RTCA undertaking with EUROCAE and the document is also published as ED-94C, Supporting Information for ED-12C and ED-109A. [2] The publication does not provide any guidance additional to DO-178C or DO-278A; rather, it only provides clarification for the guidance established in those standards. [ 3 ]
Some advisory circulars are only a few pages long and do little more than reference a recommended standard; for example, AC 20-152 referencing DO-254. [8] Others, like AC 20-115 C/D, are considerably longer; in this case including guidance on how to transition from DO-178 revision B to C [ 9 ] while AC 20-152A adds several new objectives to an ...
The aircraft registration is made up of a prefix selected from the country's callsign prefix allocated by the International Telecommunication Union (ITU) (making the registration a quick way of determining the country of origin) and the registration suffix. Depending on the country of registration, this suffix is a numeric or alphanumeric code ...
Here's a running list of things Musk and Ramaswamy have said they'll do as they gear up to take on this new role. Representatives for Musk and Trump didn't respond to Business Insider's request ...
The former police officer told the Daily Mail that the six-time Grammy winner, who was only 23 when they first met, experienced a number of serious security threats during his time with her ...
The DO-254/ED-80 standard is the counterpart to the well-established software standard RTCA DO-178C/EUROCAE ED-12C. With DO-254/ED-80, the certification authorities have indicated that avionics equipment contains both hardware and software, and each is critical to safe operation of aircraft .