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Next.js
Frontend
Next.js
Curated Next.js interview questions with detailed answers.
30
questions
updated weekly
Junior
10
Middle
12
Senior
8
Next.js questions
30 / 30 shown
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Popular
Newest
›
What is Next.js and what does it add over React?
Junior
#Framework
#Nextjs
Details →
›
What is the difference between the App Router and the Pages Router?
Junior
#Routing
#Nextjs
Details →
›
How does file-based routing work in the App Router?
Junior
#Routing
#Nextjs
Details →
›
How do you navigate between pages in Next.js?
Junior
#Routing
#Nextjs
Details →
›
What does the next/image component do?
Junior
#Performance
Details →
›
What styling options does Next.js support?
Junior
#Styling
#Nextjs
Details →
›
How do you serve static assets in Next.js?
Junior
#Framework
#Nextjs
Details →
›
What are layouts in the App Router?
Junior
#Routing
#Nextjs
Details →
›
How do you set page metadata (title, description) in Next.js?
Junior
#Seo
Details →
›
How do environment variables work in Next.js?
Junior
#Framework
#Nextjs
Details →
›
What are SSR, SSG and ISR in Next.js?
Middle
#Rendering
#Nextjs
Details →
›
How do Server Components work in the App Router?
Middle
#Rendering
#Nextjs
Details →
›
When and how do you use Client Components?
Middle
#Rendering
#Nextjs
Details →
›
How do you fetch data in the App Router?
Middle
#Data
#Nextjs
Details →
›
What are Route Handlers (API routes) in the App Router?
Middle
#Api
#Nextjs
Details →
›
How do dynamic routes and generateStaticParams work?
Middle
#Routing
#Nextjs
Details →
›
What is Next.js middleware used for?
Middle
#Framework
#Nextjs
Details →
›
How do loading.tsx and error.tsx work?
Middle
#Routing
#Nextjs
Details →
›
What are Server Actions?
Middle
#Data
#Nextjs
Details →
›
What caching layers does Next.js have?
Middle
#Performance
#Nextjs
Details →
›
What are parallel and intercepting routes?
Middle
#Routing
#Nextjs
Details →
›
How does streaming SSR with Suspense work in Next.js?
Senior
#Rendering
#Performance
Details →
›
What is the difference between the Edge and Node.js runtimes?
Senior
#Framework
#Nextjs
Details →
›
How does on-demand revalidation (ISR) work?
Senior
#Rendering
#Nextjs
Details →
›
How do you handle authentication in a Next.js App Router app?
Senior
#Security
Details →
›
How do you optimize performance and Core Web Vitals in Next.js?
Senior
#Performance
Details →
›
What deployment options and build outputs does Next.js support?
Senior
#Framework
#Nextjs
Details →
›
How does next/font optimize fonts?
Middle
#Performance
Details →
›
What is Partial Prerendering (PPR)?
Senior
#Rendering
#Performance
Details →
›
How do you generate dynamic Open Graph images in Next.js?
Senior
#Seo
Details →
