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  2. Taxonomic rank - Wikipedia

    en.wikipedia.org/wiki/Taxonomic_rank

    In biology, taxonomic rank (which some authors prefer to call nomenclatural rank [1] because ranking is part of nomenclature rather than taxonomy proper, according to some definitions of these terms) is the relative or absolute level of a group of organisms (a taxon) in a hierarchy that reflects evolutionary

  3. List of U.S. security clearance terms - Wikipedia

    en.wikipedia.org/wiki/List_of_U.S._security...

    For access to information at a given classification level, individuals must have been granted access by the sponsoring government organization at that or a higher classification level, and have a need to know the information. The government also supports access to SCI and SAPs in which access is determined by need-to-know.

  4. Classified information in the United States - Wikipedia

    en.wikipedia.org/wiki/Classified_information_in...

    To be properly classified, a classification authority (an individual charged by the U.S. government with the right and responsibility to properly determine the level of classification and the reason for classification) must determine the appropriate classification level, as well as the reason information is to be classified.

  5. Classified information - Wikipedia

    en.wikipedia.org/wiki/Classified_information

    There are three levels of document classification under Brazilian Law No. 12.527, the Access to Information Act: [24] ultrassecreto (top secret), secreto (secret) and reservado (restricted). A top secret (ultrassecreto) government-issued document may be classified for a period of 25 years, which may be extended up to another 25 years. [25]

  6. Taxonomy mnemonic - Wikipedia

    en.wikipedia.org/wiki/Taxonomy_mnemonic

    The hierarchy of scientific classification. Taxonomy mnemonics are used to memorize the scientific classification applied in taxonomy. They are usually constructed with a series of words that begin with the letters KPCOFGS, corresponding to the initials of the primary taxonomic ranks.

  7. Corporate taxonomy - Wikipedia

    en.wikipedia.org/wiki/Corporate_taxonomy

    Corporate taxonomy is the hierarchical classification of entities of interest of an enterprise, organization or administration, used to classify documents, digital assets and other information. Taxonomies can cover virtually any type of physical or conceptual entities (products, processes, knowledge fields, human groups, etc.) at any level of ...

  8. High- and low-level - Wikipedia

    en.wikipedia.org/wiki/High-_and_low-level

    High-level and low-level, as technical terms, are used to classify, describe and point to specific goals of a systematic operation; and are applied in a wide range of contexts, such as, for instance, in domains as widely varied as computer science and business administration.

  9. Class (biology) - Wikipedia

    en.wikipedia.org/wiki/Class_(biology)

    Insofar as a general definition of a class is available, it has historically been conceived as embracing taxa that combine a distinct grade of organization—i.e. a 'level of complexity', measured in terms of how differentiated their organ systems are into distinct regions or sub-organs—with a distinct type of construction, which is to say a ...