Quiz on Types of Data Models in DBMS

What structure does the Hierarchical Data Model use?

• Graph

• Table

• Tree

• Objects

Which data model allows many-to-many relationships?

• Document-Oriented Data Model

• Hierarchical Data Model

• Network Data Model

• Relational Data Model

What is the primary feature of the Relational Data Model?

• Represents data in tables

• Stores data as objects

• Uses JSON format

• Uses pointers for navigation

Which model uses ER diagrams for visualization?

• Column-Oriented Data Model

• Object-Oriented Data Model

• Entity-Relationship Model

• Key-Value Data Model

What programming concepts does the Object-Oriented Data Model support?

• Normalization

• Primary and Foreign Keys

• Fast lookups

• Inheritance, Encapsulation, Polymorphism

Which data model is known for its flexibility with no predefined schema?

• Document-Oriented Data Model

• Hierarchical Data Model

• Relational Data Model

• Graph Data Model

What type of data does the Key-Value Data Model store?

• Graphs

• Tables

• Key-Value pairs

• Objects

Which data model is optimized for read-heavy workloads?

• Hierarchical Data Model

• Network Data Model

• Entity-Relationship Model

• Column-Oriented Data Model

What does the Graph Data Model represent?

• Tables and rows

• Nodes and edges

• Key-value pairs

• Objects and attributes

Which of the following is an example of a Document-Oriented Database?

• Oracle

• MongoDB

• MySQL

• Redis