Grade 12 Mock Exam (Paper 1) (SL) [45 marks]

Which type of drawing shows how parts of a product fit together?

• A. Annotated drawings

• B. Assembly drawings

• C. Part drawings

• D. Detailed drawings

Prototyping objects using plastic powder deposition is known as...

• A. laminated object manufacturing (LOM)

• B. fused deposition modelling (FDM)

• C. stereolithography

• D. selective laser sintering (SLS)

To redesign components or products to improve their appearance or performance is known as...

• A. re-engineering

• B. retro-styling

• C. repairing

• D. re-using

Which property allows a material to be drawn into thin wires without breaking?

• A. Plasticity

• B. Elasticity

• C. Ductility

• D. Malleability

Advances in 3D printing have led to lighter and more aesthetic prosthetic products, see Figure 1. Which human factors were considered by the designer?

I. Physiological factors

II. Psychological factors

III. Aesthetic factors

• A. I and II only

• B. I and III only

• C. II and III only

• D. I, II and III

Which intellectual property (IP) practice is used to identify a service rather than a product?

• A. Service identity

• B. Service patent

• C. Service mark (SM)

• D. Service copyright

Planned obsolescence is used to...

• A. prevent radical changes in new products

• B. reduce the consumption of resources

• C. ensure new models of the product are sold

• D. prevent products from becoming iconic

Reducing the total amount of material and energy used in the production of a product is called...

• A. end-of-pipe

• B. minimization

• C. dematerialization

• D. quantification

Natural resources that have been identified in terms of both quantity and quality are known as...

• A. reserves

• B. depleted reserves

• C. resources

• D. depleted resources

Superalloys are used for medical implants. Why are superalloys used for this purpose?

I. Surface stability

II. High corrosion resistance

III. Has thermal creep

• A. I and II only

• B. I and III only

• C. II and III only

• D. I, II and III