The correct answer is: A. database management system (DBMS).
A database management system (DBMS) is a software application that allows users to create and manage databases. A database is a collection of data that is organized in a way that makes it easy to retrieve and use. DBMSs are used in a variety of industries, including healthcare, finance, and retail.
Online hotel reservation systems are a good example of a DBMS. These systems allow users to search for hotels, view hotel information, and book rooms. The system stores all of this information in a database, which makes it easy for users to find the information they need.
The other options are incorrect because they do not accurately describe online hotel reservation systems.
- Marketing information systems are used to collect and analyze data about customers and potential customers. This data is used to develop marketing strategies and campaigns.
- Manual information systems are information systems that are not automated. These systems rely on paper records and manual processes to store and manage data.
- Managerial information systems are information systems that are used by managers to make decisions. These systems provide managers with information about the organization’s performance, such as sales, costs, and inventory levels.