N-Level Design and Technology 3

Question 1

What does LED stand for in electronics?

Accepted Answer

Light Emitting Diode

Answer

LED stands for Light Emitting Diode, a semiconductor component that emits light when an electric current passes through it in the forward direction.

Question 2

Which sustainable design concept focuses on creating products that can be easily taken apart so their materials can be recovered and recycled?

Accepted Answer

Design for disassembly

Answer

Design for disassembly (DfD) involves designing products so components can be easily separated and recycled at the end of the product's life, reducing environmental waste.

Question 3

Which manufacturing process heats a thermoplastic sheet until soft, then uses reduced air pressure to pull it over a mould to form a shape?

Accepted Answer

Vacuum forming

Answer

Vacuum forming heats a thermoplastic sheet until pliable, then uses a vacuum to pull it tightly over a mould, producing a shaped plastic product.

Question 4

What is the main purpose of quality control in a manufacturing process?

Accepted Answer

To ensure products meet the required standards and specifications consistently

Answer

Quality control involves checking products at various stages of production to ensure every unit meets the required standards, dimensions, and performance criteria.

Question 5

What does CAD stand for in design and technology?

Accepted Answer

Computer-Aided Design

Answer

CAD stands for Computer-Aided Design, referring to software used to create precise 2D drawings and 3D models of products and components.

GCE N-Level Practice Test

GCE N-Level Practice Test

N-Level Design and Technology 3