What is TRUE about Conceptual level?

23. What is TRUE about Conceptual level?

  1. Describes how the entire database is structured conceptually.
  2. Conceptually, a database describes what data will be stored in it and what relationships exist among them.
  3. Details of internal implementation such as a data structure are hidden at the conceptual level.
  4. All of the above

Answer: D) All of the above

Explanation:

In conceptual level –

  1. Describes how the entire database is structured conceptually.
  2. Conceptually, a database describes what data will be stored in it and what relationships exist among them.
  3. Details of internal implementation such as a data structure are hidden at the conceptual level.

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