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CBSE Class 11 Informatics Practices Question 31 of 85

Database Concepts — Question 14

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14
Question

Question 14

In ............... independence, any changes made in the table format do not change the data residing on the disc.

  1. Physical
  2. Logical
  3. Network
  4. None of these
Answer

Logical

Reason — Logical/Conceptual data independence is a kind of mechanism which is independent of the actual data stored on the disk. If any changes are made in the table format, it does not change the data residing on the disk.