More Questions from Database Systems

In file management, the periodic process of adding new records, changing existing ones, and deleting obsolete entries is known as what?

Computer Science Database Systems Difficulty: Easy
Choose an option
  • A
    Restructuring
  • B
    Renewing
  • C
    Upgrading
  • D
    Updating
  • E
    None of the above

Answer

Correct Answer: Updating

Explanation

Introduction / Context:Operational data changes continuously. File-based systems and databases require regular maintenance to keep records accurate and current. The umbrella term for routine adds, changes, and deletes is ‘‘updating.’’

Given Data / Assumptions:

  • We are performing routine maintenance on records.
  • Operations include insert, modify, and delete.
  • No structural change (schema redesign) is implied.

Concept / Approach:‘‘Updating’’ in data processing refers to DML-style changes that affect the contents of records. It contrasts with ‘‘restructuring’’ (changing file layout/schema) and ‘‘reorganizing’’ (physical reordering for performance).

Step-by-Step Solution:

Identify the CRUD operations involved: add/change/delete.Map these to the umbrella term used in operations: updating.Select ‘‘Updating’’ as the precise process name.

Verification / Alternative check:Job schedules often include ‘‘daily updates’’ or ‘‘incremental updates’’ indicating routine content changes.

Why Other Options Are Wrong:

  • Restructuring: implies altering the structure/format.
  • Renewing/Upgrading: vague or version-related, not standard file terminology.
  • None of the above: incorrect because updating is correct.

Common Pitfalls:Confusing content changes with schema or format changes.

Final Answer:Updating

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