Generalisation

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Definition

Moving the features shared by several classes up into a common superclass (Student and Teacher generalised as Person). The 2025 marker note: refine attributes into separate inherited classes.

Example: Common attributes go in the superclass; unique ones stay in each subclass.

Found in: syllabus, school notes.

Short version to memorise (key terms bank)

Common features pulled up into a superclass.

Where you'll use it in the test

Syllabus area: Y11 OOP.

Question types it can appear in

Drawing: class diagram (2025 Q22 and sample Q24)
Multiple choice: Pick the option that matches the definition or example.
Short answer: Define, outline or explain it and tie it to the scenario.

Where it has appeared in the paper

The Software Engineering Project (Part A, B). Part letters follow each paper’s own layout.

How to use it

A model sentence

General advice, built from the definition and example above

“Moving the features shared by several classes up into a common superclass (Student and Teacher generalised as Person).” Then apply it: Common attributes go in the superclass; unique ones stay in each subclass.

In a short answer, give the definition in your own words first, then tie it to the situation in the question. Do not copy the example above unless it fits the scenario.

Command words used with it

General advice

No linked question shows the command word for this term. Across the past drawing and short answer questions in this bank the words used most are: Explain, Outline, Describe, Compare, Classify, Analyse. Check the actual word in your question.

Go deeper

Flashcard: Generalisation in The Object-Oriented Paradigm (Year 11) · study that set
Memorise: Object-oriented concepts
Key terms bank entry: Generalisation
Notes: Generalisation and Abstraction (Year 11 content (Programming fundamentals, OOP, Mechatronics))
Notes: Research models used by software engineers to design and analyse ML, including decision… (Software Automation (Year 12))
Notes: Object-oriented concepts (Year 11 content (Programming fundamentals, OOP, Mechatronics))
Full term page: every question, note and marking comment for Generalisation

Check yourself

Explain “Generalisation” in one sentence, give an example, and name a question type that could test it.

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