In which one of the following data models, the data are organized into a treelike structure that allows repeating data using parent/child relationships?
A) Hierarchical
B) Network
C) Relational
D) DBMS

Question

Quizplus · Accepted Answer

In the hierarchical data model, data is organized into a tree-like structure where each record has a parent-child relationship. This model allows repeating data within a parent-child relationship. Therefore, this is the best choice for the given question. The network model also allows repeating data, but it uses a more complex graph structure instead of a simple tree. The relational model is based on tables and does not involve parent-child relationships, and DBMS (database management system) is not a data model but a software system used to manage databases.

In Which One of the Following Data Models, the Data