Design Tech Quiz

Which of the following materials is commonly used for making lightweight, strong structures in design technology?

• Steel

• Aluminium

• Copper

• Brass

What is the primary advantage of using thermoplastics in manufacturing processes?

• They are biodegradable

• They can be easily reshaped and recycled

• They are more heat resistant than thermosetting plastics

• They are cheaper than metals

Which of the following is a characteristic of hardwoods?

• They grow quickly

• They are generally more expensive than softwoods

• They are less dense than softwoods

• They are only used for outdoor furniture

In the context of manufacturing processes, what does CNC stand for?

• Computer Numerical Control

• Central Network Control

• Computer Network Communication

• Central Numerical Calculation

Which of the following is a common use for carbon fibre in design technology?

• Electrical wiring

• Structural components in aerospace

• Packaging materials

• Insulation

What is the main purpose of annealing in metalworking?

• To harden the metal

• To make the metal more brittle

• To soften the metal and relieve internal stresses

• To coat the metal with a protective layer

Which of the following materials is known for its excellent electrical conductivity?

• Aluminium

• Copper

• Iron

• Plastic

What is the primary function of a jig in manufacturing?

• To measure the dimensions of a product

• To hold and guide the workpiece during machining

• To apply a finish to the product

• To transport materials within the factory

Which of the following is a disadvantage of using composite materials?

• They are generally heavier than metals

• They can be difficult to repair

• They have poor resistance to corrosion

• They are not suitable for high-temperature applications

In the context of design technology, what is the main benefit of using rapid prototyping?

• It reduces the cost of raw materials

• It allows for quick testing and iteration of designs

• It improves the durability of the final product

• It increases the production speed of the final product