Data structures and algorithms
What data structures and algorithms means
Arrays, stacks, queues and algorithm complexity.
Worked example
One question from this skill's own question bank, shown with its full working.
Which data structure works on Last In, First Out?
- Queue
- Stack
- Array
- Tree
Working: A stack is LIFO - the last item pushed is the first popped.
Curriculum and exam alignment
Curriculum notes are a general guide to where this work normally sits. Always check the syllabus your school or examination body is currently using.
Other Computing topics
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Exams that assess data structures and algorithms
University work on this skill feeds directly into these exam papers. Each page lists the Computing topics that appear on it.
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Practise data structures and algorithms
5 questions with a worked answer after every attempt, and a SmartScore that tracks how close you are to mastery.