Describe database models and database modelling. Give an account of various types of (10) database models.

Database models and database modelling are fundamental concepts in the design and development of modern information systems, especially in the field of front office management. A database model refers to the logical structure, design, and format in which data is stored, organized, and manipulated in a database. Database modelling is the process of creating a data model to define the structure, relationships, constraints, and operations on the data to meet specific business needs. In front office management, databases are used to manage guest information, room reservations, billing details, and employee records. An efficient database model ensures smooth data retrieval, accuracy, consistency, and security.

There are several types of database models used in different applications, each with its own advantages and use cases. The following are ten important database models:

1. Hierarchical Database Model:
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