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Intermediate

Computer Science Fundamentals

Binary, algorithmic cost and boolean logic — the mental model behind every machine.

3 Lessons16 questions
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  1. Binary and Bits

    Counting with two symbols, and why every limit in computing is a power of two.

    6 questions7 min

    Binary and Bits

    Start

  2. Algorithms and Cost

    How the work grows when the input grows — the only performance question that survives new hardware.

    5 questions8 min

  3. Boolean Logic

    AND, OR and NOT — the three operations every circuit and every condition is built from.

    5 questions8 min