| Date | November 2020 | Marks available | 1 | Reference code | 20N.1.SL.TZ0.12 |
| Level | SL | Paper | 1 | Time zone | no time zone |
| Command term | Question number | 12 | Adapted from | N/A |
Question
In computer-aided design (CAD), when a model is created that has no interior material and is just a visual representation of the final product, this is considered as a…
A. Bottom up model
B. Surface model
C. Solid model
D. Top down model
Markscheme
B
Examiners report
Syllabus sections
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22M.2.SL.TZ0.7b:
Explain why finite element analysis (FEA) would be used in the development of the drone.
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18N.1.SL.TZ0.11:
Figure 3 shows a photorealistic model of a computer mouse. The model gives no internal data for manufacture using computer-aided manufacturing (CAM).
Figure 3: A photorealistic model of a computer mouse
[Source: Image by Eduemoni www.wikipedia.com]
What type of model is shown in Figure 3?
A. Solid model
B. Graphic model
C. Surface model
D. Physical model
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19N.1.SL.TZ0.13:
Which of the following would enable a designer to understand the structural forces acting on a bridge support?
A. Data modelling
B. Bottom-up Modelling
C. Finite element analysis (FEA)
D. Virtual prototyping
- 19N.1.SL.TZ0.26: Which of the following processes, commonly used in video games and animated movies, uses...
- 18M.1.SL.TZ0.13: Virtual reality is increasingly being used in design and development to simulate product...
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19M.1.HL.TZ0.11:
Which type of analysis would you use to simulate unknown factors, such as stresses within a joint, in products?
A. Market analysis
B. Finite element analysis (FEA)
C. Life cycle analysis (LCA)
D. Work flow analysis
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20N.2.SL.TZ0.1b.i:
Outline how finite element analysis (FEA) could be used to further develop the process during the component’s manufacture by injection moulding.
- 17N.1.SL.TZ0.13: Designing parts of a product individually then assembling them together later is known...
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20N.2.SL.TZ0.6d:
Explain the role of rapid prototyping, instrumented physical models and computer aided design (CAD) in the design of the modern rotor sail.
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17N.2.SL.TZ0.1e.ii:
Explain why solid modelling is advantageous in the development of the Dish Doctor.
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20N.2.SL.TZ0.1b.ii:
Outline why solid modelling rather than surface modelling would have been used in the computer-aided design (CAD) development of the component designed in Figure 1.
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19N.1.SL.TZ0.11:
Figure 3 shows people in a museum. By interacting with the exhibit they are able to understand how the image displayed on the screen feels.
Figure 3: People interacting with an exhibit in a museum
[Source: image provided with kind permission from Christopher Dean]
Which technology enables the people to understand what the image feels like through their sense of touch?
A. Animation
B. Haptic
C. Motion capture
D. Virtual prototyping
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21N.2.SL.TZ0.5a:
Outline how data modelling could have been used in the development of the Aria smartphone app in Figure 10.
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19M.2.SL.TZ0.1d.ii:
Describe the difference between surface and solid modelling.
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19M.2.SL.TZ0.1e.ii:
Explain why digital humans are used in car interior design.
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21N.2.SL.TZ0.1c.ii:
Explain how finite element analysis (FEA) can be used to test products with multiple parts.
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21N.2.SL.TZ0.7d:
Explain the benefit of using freehand sketches, physical models and CAD solid models in the development of the horn of the Gramovox® bluetooth speaker.
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18N.2.SL.TZ0.1c.i:
List two advantages of using finite element analysis (FEA) for the design of the Boeing 787 wings.
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19N.2.SL.TZ0.7c:
Explain one advantage of using Finite element analysis (FEA) and one advantage of using physical models for testing the Zuperzozial kitchenware.
