Downloaded from https://www.everyspec.com AMCP 700.10 once document for failure rates and failure periodic statistical summaries. Though the frequency analysis. The allure rates are system has the ability to respond to a large based upon actual test experience and can variety of queries, formatting and pro- be used in making predictions for new sys- gramming requirements often demand that tems, as well a for making design and approval be received for nonstandard quer- management decisions. lea. The failure rate compendium also can be 4. Analyzed Summarlr..
This system used to prepare failure frequency summaries, condenses and analyzes input information Failures are caused b) design, manufacturing, to a predetermined extent, and subsequently test, handling, or other factors. Properly presents it In periodically updated mummar- organized failure rate compendia can pro- ies. vide considerable insight Into the causes of failures, The reports on G1DEP (Part Two, Appendix B) show many methods of using the data banks in that system, 15.5 TYPICAL OPERATIONAL DATA BANKS 5-6 WARNING There are four general classes of reli- This chapter has elaborated on a com- ailithe Data Bank/ueyeysems:i ability data centers', lax, comprehensive system of repores.
The reader ought to remember two thinp: ; 1. The Data Bank/Query System. This system uses a highly structured file to I. The state of the art In computers Is handle logical quefles, or perform specific changing so rapidly that minicomputers now analysis on simple or composite sequences ca do what the best computers were able of the data contained in tit memory. to do a decade ago, Nothing In this chapter 2. The 1Andexing System. This system should be viewed as a restriction on methods 2. Te ]~exig Sstem Ths sytemof operation, One's own computter de.
provides the uwer with an Index (or catalogs) pation on e own courdef IPartrnent is probably the best source of of nonanalyzed reports containing reliability current Information on both hardwaro and and related information. The user must software. perform his own analyses and correlations. 2, 'rhe list of "musts" and "should&" is 3. Structured-input Fixed-query Sys- long enough so that no program will ever do tem, This system allows large quantities them all.
The important idea Is to have a of raw data, to be obtained, in standard for- system for keeping track of details and to mats, from standard procedures, Because use all the information available to you to of the controlled data collcotion, a machine improve the product before It gets to the usable structure and predetermined analy- field. That's what reliability measurement Is sis are performed to produce a series of all about. I T