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  2. Classified information - Wikipedia

    en.wikipedia.org/wiki/Classified_information

    The purpose of classification is to protect information. Higher classifications protect information that might endanger national security . Classification formalises what constitutes a "state secret" and accords different levels of protection based on the expected damage the information might cause in the wrong hands.

  3. General-purpose technology - Wikipedia

    en.wikipedia.org/wiki/General-purpose_technology

    General-purpose technologies (GPTs) are technologies that can affect an entire economy (usually at a national or global level). [ 1 ] [ 2 ] [ 3 ] GPTs have the potential to drastically alter societies through their impact on pre-existing economic and social structures.

  4. List of Dewey Decimal classes - Wikipedia

    en.wikipedia.org/wiki/List_of_Dewey_Decimal_classes

    The Dewey Decimal Classification (DDC) is structured around ten main classes covering the entire world of knowledge; each main class is further structured into ten hierarchical divisions, each having ten divisions of increasing specificity. [1]

  5. Cognitive categorization - Wikipedia

    en.wikipedia.org/wiki/Cognitive_categorization

    Categorization is a type of cognition involving conceptual differentiation between characteristics of conscious experience, such as objects, events, or ideas.It involves the abstraction and differentiation of aspects of experience by sorting and distinguishing between groupings, through classification or typification [1] [2] on the basis of traits, features, similarities or other criteria that ...

  6. Classified information in the United States - Wikipedia

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

    A review of classification policies by the Office of the Director of National Intelligence aimed at developing a uniform classification policy and a single classification guide that could be used by the entire U.S. intelligence community. Significant interagency differences were found that impaired cooperation and performance.

  7. Classes of computers - Wikipedia

    en.wikipedia.org/wiki/Classes_of_computers

    These computers are capable of handling and processing very large amounts of data quickly. Mainframe computers are used in large institutions such as government, banks, and large corporations. They are measured in MIPS (million instructions per second) and can respond to hundreds of millions of users at a time [citation needed].

  8. Software categories - Wikipedia

    en.wikipedia.org/wiki/Software_categories

    There are three broad classifications: Application software is the general designation of computer programs for performing tasks. Application software may be general-purpose (word processing, web browsers, etc.) or have a specific purpose (accounting, truck scheduling, etc.). Application software contrasts with system software.

  9. Classification - Wikipedia

    en.wikipedia.org/wiki/Classification

    The meaning of the word 'classification' (and its synonyms) may take on one of several related meanings. It may encompass both classification and the creation of classes, as for example in 'the task of categorizing pages in Wikipedia'; this overall activity is listed under taxonomy. It may refer exclusively to the underlying scheme of classes ...