Networks
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Introduction to Networks

Build the core idea from scratch with gentle steps and lots of hints.

Computer Science · Beginner

5

questions · ~4 min · 3 hints each (−5 pts)

Confidence tracking, 3-tier hints and instant feedback.

What you'll learn

Each question helps you build key knowledge and skills.

  • 1A network connects two or more devices so they can share data and resources such as printers or internet access.
  • 2A LAN, or Local Area Network, covers a small area like a school or home, while a WAN, or Wide Area Network, covers a much larger area such as a whole country.
  • 3Hardware such as switches, hubs and routers helps devices communicate, with routers connecting different networks together.
  • 4Networks can use wired connections through cables or wireless connections through radio signals, each with its own benefits and drawbacks.
  • 5Every device needs an address to be identified on a network, and the internet relies on DNS to turn website names into IP addresses.

Question mix

A mix of question types to build your skills.

  • Multiple choice×3
  • Short answer×2

Different question types help you think in different ways.

How it works

A simple 3-step process

  1. 1

    Rate your confidence

    Tell us how sure you feel before answering. It helps us understand your starting point.

  2. 2

    Use hints if stuck

    Get up to 3 helpful hints per question. Each hint costs 5 Treasure Points.

  3. 3

    See what went wrong

    Get instant feedback with clear explanations, so you can learn and improve.

Ready when you are

This takes about 4 minutes.