React framework for production. Play Next.js trivia solo to sharpen your knowledge, or challenge a friend head-to-head in Trivia Tango — every question comes with an explanation so you learn as you play. Questions span every level, from easy warm-ups to expert-level stumpers, so there's a real challenge here however much you already know.
A mix of easy, medium and hard — questions run from warm-up to expert, so there's a real challenge at every level. Think you know the answers? Play to find out.
This React framework, created by Vercel, is known for its file-based routing and server-side rendering capabilities.
Difficulty: EasyIn the App Router, this special file defines a shared UI wrapper that persists across child routes.
Difficulty: MediumThis special App Router file catches errors in the root layout, including errors that error.tsx cannot handle.
Difficulty: HardThis command creates a new Next.js application with all the recommended configurations and folder structure.
Difficulty: EasyThis directive at the top of a file indicates that a component should run only in the browser, not on the server.
Difficulty: MediumThis React 18 feature in Next.js wraps async component children, showing fallback UI during data loading.
Difficulty: HardIn Next.js, files placed in this special folder automatically become accessible routes in your application.
Difficulty: EasyThis file in the App Router displays a UI while route segments and their data are loading.
Difficulty: Medium