Boolean Logic
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Introducing Logic Gates

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.

  • 1Logic gates are simple devices that take one or more inputs of 0 or 1 and produce a single output based on a rule.
  • 2An AND gate only outputs 1 when every one of its inputs is 1, while an OR gate outputs 1 if at least one input is 1.
  • 3A NOT gate has a single input and simply flips it, turning a 0 into a 1 and a 1 into a 0.
  • 4A truth table lists every possible combination of inputs alongside the resulting output, so you can see exactly how a gate behaves.
  • 5Logic gates can be drawn in diagrams and combined together to build circuits that make decisions, such as switching on a light.

Question mix

A mix of question types to build your skills.

  • Multiple choice×3
  • Short answer×1
  • True / False×1

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.