Practice - 4. Developing Accurate and Appropriate Detailed Design Specifications
Practice Questions
Test your understanding with targeted questions
According to the SMART mnemonic, what does the "M" stand for?
- Answer: Measurable. It ensures that the specification uses quantifiable data (like numbers or units) so success can be objectively proven.
- Hint: It's the difference between "big" and "10 liters."
💡 Hint: It's the difference between "big" and "10 liters."
Identify the category for this specification: "Must be made from 100% recycled ocean plastic."
- Answer: Materials.
- Hint: Look at the Specification Categories table.
💡 Hint: Look at the Specification Categories table.
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Interactive Quizzes
Quick quizzes to reinforce your learning
Which part of the design cycle uses specifications as a "test paper" to check the final product's success?
- Type: MCQ
- Options: Criterion A (Research), Criterion B (Developing Ideas), Criterion C (Creation), Criterion D (Evaluation)
- Correct Answer: Criterion D (Evaluation)
- Explanation: In the final stage, you test your prototype against the specific criteria you wrote at the start to determine how successful you were.
- Hint: Review the third flashcard.
💡 Hint: Review the third flashcard.
A design specification should be based on personal preference rather than research data.
- Type: Boolean
- Options: True, False
- Correct Answer: False
- Explanation: High-quality specifications must link directly to the problems and needs identified during the research phase.
- Hint: Look at "Links to Research" in the Detailed Summary.
💡 Hint: Look at "Links to Research" in the Detailed Summary.
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Challenge Problems
Push your limits with advanced challenges
The Specification Architect: You are designing a backpack for primary school students. Rewrite this vague goal as a SMART Spec: "It should be able to carry their books comfortably."
- Solution: "The backpack must have a primary compartment with a minimum volume of 15 liters and include two padded shoulder straps (minimum 5cm width) to distribute a load of up to 5kg without causing shoulder strain."
- Hint: Add dimensions (liters) and human-centered details (strap width).
💡 Hint: Add dimensions (liters) and human-centered details (strap width).
Conflict Resolution: You have two specifications:
3. "Must be 100% waterproof" 2. "Must be 100% biodegradable paper." How might a designer solve this conflict using Materials research?
- Answer: The designer could research a bio-wax coating or a PLA (Polylactic Acid) lining for the paper. This allows the material to remain biodegradable while adding the functional waterproof property required.
- Hint: Sometimes a "Hybrid" material is the answer to conflicting specs.
💡 Hint: Sometimes a "Hybrid" material is the answer to conflicting specs.
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