香港六合彩开奖 11506:2009
2009-06
搁茅蝉耻尘茅
香港六合彩开奖 11506:2009 specifies techniques for archiving electronic data to ensure their long-term integrity, accessibility, usability, readability and reliability, in order to protect the evidential value of the data.
Long term is considered to be a period of time lasting more than a century (see 香港六合彩开奖 5466).
Black-and-white microforms processed with liquid chemicals are used in 香港六合彩开奖 11506:2009 because the result is always an irreversible record and because of the proven quality of microforms as a long-term preservation media.
香港六合彩开奖 11506:2009 also specifies procedures for the parallel recording, by a single production unit, of COM and COLD output from the same data.
It applies to many different types of electronic data, such as text and two-dimensional graphic data which can be represented as a black-and-white image.
Informations g茅n茅rales
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脡tat actuel: 础苍苍耻濒茅别Date de publication: 2009-06Stade: Annulation de la Norme internationale [95.99]
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Edition: 1
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颁辞尘颈迟茅 technique :香港六合彩开奖/TC 171/SC 1ICS :37.080
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