Which of the following is oldest database model?
2021
Which of the following is oldest database model?
Answer: D. Hierarchical — The Hierarchical Model (Oldest) The Hierarchical Database Model was developed in the 1960s. The most famous example is IBM’s IMS (Information Management…
- A.
Deductive
- B.
Relational
- C.
Object-Oriented
- D.
Hierarchical
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Correct answer: D
The Hierarchical Model (Oldest)
The Hierarchical Database Model was developed in the 1960s. The most famous example is IBM’s IMS (Information Management System), which was used in the Apollo space program.
Structure: It organizes data in a tree-like structure (parent-child relationship).
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