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См. также в других словарях:

  • Null — may refer to: Contents 1 In computing 2 In art 3 In mathematics 4 In science 5 People …   Wikipedia

  • Data Carrier Detect — Data Carrier Detect, abbreviated as DCD, or alternately Carrier Detect abbreviated as CD, is a control signal present inside an RS 232 serial communications cable that goes between a computer and another device, such as a modem. This signal is a… …   Wikipedia

  • Data dredging — (data fishing, data snooping) is the inappropriate (sometimes deliberately so) use of data mining to uncover misleading relationships in data. Data snooping bias is a form of statistical bias that arises from this misuse of statistics. Any… …   Wikipedia

  • Data Terminal Ready — Data Terminal Ready, abbreviated as DTR, is a control signal present inside an RS 232 serial communications cable that goes between a computer and another device, such as a modem. This is a one way high low signal going from the computer to the… …   Wikipedia

  • Data integrity — in its broadest meaning refers to the trustworthiness of system resources over their entire life cycle. In more analytic terms, it is the representational faithfulness of information to the true state of the object that the information represents …   Wikipedia

  • Data profiling — is the process of examining the data available in an existing data source (e.g. a database or a file) and collecting statistics and information about that data. The purpose of these statistics may be to: Find out whether existing data can easily… …   Wikipedia

  • Data structure alignment — is the way data is arranged and accessed in computer memory. It consists of two separate but related issues: data alignment and data structure padding. When a modern computer reads from or writes to a memory address, it will do this in word sized …   Wikipedia

  • Data transformation — Data transformation/Source transformation Concepts metadata · data mapping data transformation · model transf …   Wikipedia

  • Data-Lineage — bzw. Datenherkunft (auch Data Provenance oder Data Pedigree, deutsch auch Datenabstammung und stammbaum) bezeichnet in einem Data Warehouse System (Datenlager) die Fragestellung, zu gegebenen aggregierten Datensätzen die ursprünglichen Datensätze …   Deutsch Wikipedia

  • Data Lineage — bzw. Datenherkunft (auch Data Provenance oder Data Pedigree, dtsch. auch Datenabstammung und stammbaum) bezeichnet in einem Data Warehouse System (Datenlager) die Fragestellung, zu gegebenen aggregierten Datensätzen die ursprünglichen Datensätze… …   Deutsch Wikipedia

  • Data terminal equipment — (DTE) is an end instrument that converts user information into signals or reconverts received signals. These can also be called tail circuits. A DTE device communicates with the data circuit terminating equipment (DCE). The DTE/DCE classification …   Wikipedia

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