Link text that communicates the purpose and/or destination of the link exemplifies which web accessibility principle?

Link text that effectively communicates the purpose and/or destination of the link exemplifies the principle of being understandable. This principle focuses on ensuring that content is clear and can be comprehended by users, particularly for individuals with cognitive disabilities. When link text is descriptive and meaningful, it aids in navigating a website efficiently and enhances the overall user experience.

Using meaningful link text also benefits users who may employ assistive technologies, such as screen readers, by providing context about where the link will lead them. Clear and descriptive links help users make informed decisions, improving accessibility for all users.

The other principles, such as perceivable, operable, and robust, address different aspects of accessibility. Perceivable relates to making content available to the senses, operable refers to ensuring that all interactive elements are accessible and usable, and robust focuses on compatibility with various devices and technologies. Each principle plays a crucial role in creating a fully accessible web experience, but the clarity and meaning of link text specifically aligns with the principle of being understandable.