CompTIA Data+ Practice Exam 2025 - Free Data+ Practice Questions and Study Guide

HTML, or HyperText Markup Language, is primarily used for structuring and presenting content on the web. The correct choice highlights that HTML is designed to define data within formatting tags, allowing users to organize text, images, and other elements in a visually coherent way. These tags serve as markers that describe how data should be displayed in a web browser.

For example, HTML tags like <h1>, <p>, <table>, and <div> help delineate headings, paragraphs, tables, and sections of a webpage, making it easier to read and interpret. While HTML itself is not focused on data manipulation or complex data representation, its role in defining how data is presented is essential in web development. This foundational aspect is crucial for ensuring that data is accessible and visible to users in a structured format.

In terms of the other answer choices, randomness in datasets does not pertain to HTML's function, as HTML does not generate or manage data. Illustrating complex relationships often requires the use of additional technologies, such as databases or graphical representations, rather than simply structuring data with HTML. Lastly, while key-value structures are commonly associated with data formats like JSON or XML, HTML’s primary function is not to create such structures but rather to