LPI Web Dev Essentials study guide
LPI Web Dev Essentials · Work through your exam, one topic at a time.
Web Development Essentials is an entry-level Linux Professional Institute (LPI) certification for people taking their first steps in web development. LPI describes the program as supporting "your first steps in software development," with learning materials suitable for both instructor-led training and self-study, and it states that the objectives are designed to include everything needed to implement simple web applications. The current version is 1.0, exam code 030-100. There are no prerequisites - anyone can take the test - and the validity period is lifetime. The LPI Web Dev Essentials study guide has 5 sections and about 1,668 words.
01Software Development and Web Technologies
This domain is the conceptual foundation of the LPI Web Development Essentials exam. It tests whether you understand how browser, server, and network cooperate, how projects are versioned and organized, and how patterns such as MVC and REST shape the code you write.
361 words, about 2 min02HTML Document Markup
HTML Document Markup tests your ability to write valid HTML5 that browsers parse predictably and assistive technology can interpret. Expect questions on document structure, semantic elements, links, images, tables, and forms.
339 words, about 2 min03CSS Content Styling
CSS Content Styling examines the cascade, the box model, selectors, and layout. The exam favors questions where you predict which rule wins or how large an element actually renders.
330 words, about 2 min04JavaScript Programming
JavaScript Programming covers the language itself plus browser interaction. Questions test value types and coercion, scope, functions, array and object methods, DOM events, and asynchronous code.
320 words, about 2 min05NodeJS Server Programming
NodeJS Server Programming tests the runtime model and the practical building blocks of a server: modules, npm, the http module, and Express routing and middleware. Node runs JavaScript outside the browser on a single-threaded event loop with non-blocking I/O; long synchronous work blocks every request.
318 words, about 2 min