WordPress Certified Editor Exam 2025 – 400 Free Practice Questions to Pass the Exam

Caching is a process that stores copies of files or data in a temporary storage location, making them readily accessible for future requests. In the context of WordPress, caching significantly reduces the server load because it minimizes the need for the server to generate the same content repeatedly each time a page is accessed. When a user visits a page, instead of querying the database and processing the PHP scripts every single time, the cached version is served. This leads to faster page load times, enhancing the user experience.

The benefits of caching in WordPress extend to improved site performance, which can lead to higher search engine rankings and a decrease in bounce rates, as visitors are more likely to stay on a site that loads quickly. Additionally, reduced server load can translate to less strain on hosting resources, which is especially crucial during high traffic periods. By optimizing how data is delivered, caching plays a key role in the overall efficiency and speed of a WordPress site.