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Algorithm - GCSE Computer Science Definition

Reviewed by: Robert Hampton

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What is an Algorithm?

In GCSE Computer Science, an algorithm is defined as a precise set of rules or instructions to solve a specific problem or task.

Imagine you are making a sandwich, an algorithm for that might be: 1) get two slices of bread, 2) add your fillings, and 3) put the slices together. If you follow these instructions in order, you'll end up with a delicious sandwich!

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Robert Hampton

Reviewer: Robert Hampton

Expertise: Computer Science Content Creator

Rob has over 16 years' experience teaching Computer Science and ICT at KS3 & GCSE levels. Rob has demonstrated strong leadership as Head of Department since 2012 and previously supported teacher development as a Specialist Leader of Education, empowering departments to excel in Computer Science. Beyond his tech expertise, Robert embraces the virtual world as an avid gamer, conquering digital battlefields when he's not coding.

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