Networks
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Network Topologies and Protocols

Push a bit harder. Apply what you know to less familiar problems.

Computer Science · Medium

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.

  • 1Network topologies describe how devices are arranged and connected, with star, bus, ring and mesh being common examples, each offering different trade offs in cost and reliability.
  • 2Protocols are sets of rules that allow devices to communicate correctly, and common examples include HTTP and HTTPS for web pages, FTP for file transfer and SMTP for email.
  • 3Networks are often organised into layers, so that tasks like physical transmission, addressing and application communication can be handled independently.
  • 4Bandwidth describes how much data can be transferred over a connection in a given time, while cloud computing allows data and services to be accessed remotely over the internet.
  • 5DNS servers translate domain names into IP addresses, allowing users to type easy to remember website names instead of numerical 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.