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Simulation and prototype

Term Y11 Mechatronics

Definition

A simulation tests the control code on a software model; a prototype is an early physical build. Both reduce cost and risk before the final system.

Example: Test the arm algorithm in simulation before building.

Found in: syllabus, sample exam and familiarisation guidelines, school notes, past SDD papers.

Where it is used in the test

Syllabus area: Y11 Mechatronics.

Question types it can appear in

No past question in this bank is linked to this term yet. It can still be tested through the question types above.

Study links

How to use it in an answer

A model sentence

General advice, built from the definition and example above

“A simulation tests the control code on a software model; a prototype is an early physical build.” Then apply it: Test the arm algorithm in simulation before building.

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 short answer and extended response questions in this bank the words used most are: Explain, Outline, Describe, Compare, Classify, Analyse. Check the actual word in your question.

Technique for the question types

Common mistakes

General advice
  • Use the term exactly as the syllabus words it, then link it to the scenario in the question; the 2025 feedback repeatedly rewards using the stimulus.
  • Answer the command word: outline gives main points only, explain gives a reason or cause, discuss gives both sides.

Same group in the syllabus: Diagnostic data · Optimisation data · Degrees of freedom · Motion constraints · Subsystem (combination of sensors, actuators and effectors) · Power, battery and material requirements · Wiring diagram · Specialist requirements for people with disability · Open-loop control · Closed-loop control · Feedback · Autonomous control · Control algorithm pattern (line follower) · Unit tests for control algorithms