Largest Contentful Paint; measures loading performance by tracking when the largest visible content element loads.

First Input Delay; measures responsiveness by tracking the time between a user's first interaction and the browser's response.

Cumulative Layout Shift; measures visual stability by tracking unexpected layout shifts during loading.

Requests made by a browser to fetch resources like images, scripts, and stylesheets; minimizing these boosts speed.

Storing copies of files or data to reduce load times on subsequent requests, enhancing performance.

Content Delivery Network; a network of servers that delivers web content based on user location for faster access.

Techniques to reduce image file sizes while maintaining quality, improving loading speed.

Images that adjust in size based on the screen resolution, ensuring optimal performance across devices.

Evaluating a website's speed and efficiency using various tools to identify areas for improvement.

The process of removing unnecessary characters from code (like whitespace) to reduce file size and improve loading speed.

Reducing the size of files (like images and scripts) to decrease load times without losing quality.

The practice of loading essential resources first to improve perceived performance and user experience.

Loading scripts or resources in a non-blocking manner, allowing the page to render faster.

The sequence of steps the browser takes to convert HTML, CSS, and JavaScript into pixels on the screen.

A technique where images or resources are only loaded when they enter the viewport, improving initial load time.

Storing resources in a user's browser to speed up subsequent visits to the same website.

Storing dynamically generated content on the server to reduce load times for users.

Quantitative measures used to assess the speed and efficiency of a website.

The overall experience a user has with a website, influenced by factors like speed and design.

Methods applied to improve website performance, such as image compression and caching.

The time it takes for a webpage to fully load and become interactive for the user.

A set limit on the size of resources to ensure a website remains fast and efficient.

A strategy for web design that emphasizes core content first, then enhances with advanced features.

Designing websites to be usable by people of all abilities and disabilities.

Techniques used to improve a website's visibility in search engine results, often linked to performance.