Data management. Vershinin N.D.

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Across
  1. 3. A structured format for storing data in rows and columns within a database.
  2. 5. The process of optimizing a database structure to remove redundancy.
  3. 7. The process of removing data from a system, making it inaccessible.
  4. 9. A centralized location for preserving large volumes of data.
  5. 13. The first step in data processing, where data is retrieved from a source.
  6. 14. A method of securing data by converting it into an unreadable format.
  7. 16. The process of creating a copy of data to protect it from loss or damage.
Down
  1. 1. An organized collection of data stored and managed electronically.
  2. 2. The process of restoring data after it has been lost or corrupted.
  3. 4. A structure that speeds up data retrieval in a database.
  4. 6. A unique identifier for a record in a database.
  5. 8. - student's surname
  6. 10. The process of combining data to analyze and generate summaries.
  7. 11. A combination of software and hardware used for data management.
  8. 12. A command used to retrieve specific data from a database.
  9. 15. A group of connected servers or databases working together for reliability.