Practice IB Design Technology (DT) Topic 5.5 Product Life Cycle with authentic exam-style questions for both SL and HL students. This question bank focuses on the exact syllabus content for 5.5 Product Life Cycle and mirrors Paper 1, 2, 3 style where relevant.
Get instant solutions, detailed explanations, and build confidence with questions aligned to IB examiner expectations.
Based on the characteristics provided in the table, which stage of the product life cycle is the product currently experiencing?
| Business Aspect | Observation |
|---|---|
| Profitability | Reaching the break-even point and starting to rise |
A company is planning to develop a new line of sustainable home appliances. These appliances must be energy-efficient, environmentally friendly, and designed for long-term use.
The design team must consider various aspects such as material selection, energy consumption, and life cycle impacts. The following questions will explore different aspects of sustainable design in the context of home appliances.
| Sales Trend | Expanding rapidly as market penetration increases |
| Marketing Strategy | Shifting from product awareness to brand differentiation |
(b) two sustainable materials that could be used in the design of home appliances.
(c) the concept of life cycle assessment (LCA) and its role in the sustainable design of home appliances.
(e) Propose three strategies a company can implement to enhance the sustainability of its home appliance designs.
Innovation and markets refer to the process of developing new products, services, or processes and introducing them to the market.
This involves understanding market needs, creating value, and strategically positioning the innovation to achieve competitive advantage. Key concepts include market pull, technology push, and the product life cycle.
(a) two stages of the product life cycle.
(b) 'incremental innovation' and provide an example of an incremental innovation in the technology sector.
(c) between 'market pull' and 'technology push'.
Professional landscape gardeners often use cordless electric hedge trimmers for extended periods. These tools must be designed to accommodate the physiological limits of the human body to ensure both efficiency and user well-being.
Figure 1: A professional cordless hedge trimmer
(a) two factors that influence an individual's physical work capacity when operating heavy outdoor power tools.
(b) why the grip diameter of the trimmer's handle is a critical physiological factor in the tool's design.
(c) two ways that environmental stressors can impact the physiological performance of the operator.
The graph below shows the typical sales and profit trends over the four main stages of a product's life cycle.
(a) why a product entering Stage B (Growth) often experiences a significant increase in profit margins compared to Stage A.
(b) how the implementation of an extension strategy would affect the shape of the graph during Stage C (Maturity).
Introduction
Growth
Maturity
Decline
(d) The diagram below shows the stages of a home appliance lifecycle in sustainable design. the parts A, B, and C and their significance.
(d) the concept of 'diffusion of innovation' and the five categories of adopters.
(d) how the management of Hand-Arm Vibration Syndrome (HAVS) in the design of the tool can improve the safety, fatigue levels, and long-term health of the operator.
(e) Analyze the impact of innovation on market competition and provide an example of a company that has gained a competitive advantage through innovation.
