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Computer Science · May / June 2018 · Paper 2 SL · Question 6

Adapt for 2027Sensors feeding an on-board controller fit control systems (A1.3.6, HL only), but 3D visualisation of simulation data is no longer on the syllabus. Includes Higher Level only content, which Standard Level students do not study.

IBCS

As printed in the paper

The question as text

6. The electronic control unit (ECU) of a vehicle is an on-board computer that is constantly monitoring the performance of several components of a vehicle. For example, the ECU: • controls the functioning of the lights, the brakes, the airbag, and the fuel-level signal • permits the scale being changed in some digital displays, such as switching the speedometer from miles/hour to km/hour. The software embedded in an ECU receives input data from a variety of sources when it runs auto-diagnostic tests.

Read automatically from the paper; the printed page above is exact.

Show the answer and mark scheme
  • 6(a)(i)[2]

  • 6(a)(ii)[2]

  • 6(b)[4]

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