What is a Server?

A server is just a computer that never sleeps.

▶ the lesson · ~35s · narrated · tap for sound

the intro

A server is any computer that answers requests. Your browser asks for a page or data, the server responds, and the cycle repeats millions of times a day. Understand the request-response cycle and the rest of backend stops being magic.

fun fact ✦

A server can be a $5 Raspberry Pi under your desk — “server” is a job, not a size.

the docs

quick hits about What is a Server?

15-second answers · interviews, tips, trivia & hidden gems

🎤 interview

Client or server — who owns the truth?

🎤 interview

API or endpoint — same thing?

📚 tutorial

What does one request look like?

🔧 useful

What is localhost, really?

🧠 trivia

How big must a server be?