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The type of data independence in which the schema can be altered on conceptual level without altering external level is classified as

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The type of data independence in which the schema can be altered on conceptual level without altering external level is classified as


  1. conceptual level independence
  2. external level independence
  3. logical data independence
  4. physical data independence

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 (c).logical data independence

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DBMS - DATA MODELS MCQ

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