Lesson 4.13.1.2

4.13.1.2 Design Quiz: AQA Computer Science, Unit 13

20 questions

Written by Revision Ninja · Last reviewed 11 October 2026

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Lesson 4.13.1.2, Design: 20 multiple choice questions for the AQA Computer Science (7517), Unit 13: Systematic approach to problem solving, written with Revision Ninja.

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The 20 questions

  1. Which aspect of design involves planning the screens and layout for end users?

    • Data structure
    • Algorithm design
    • User interface
    • Modular structure

  2. What is planned during the design phase to store and organise the data model?

    • Test cases
    • User interfaces
    • Data structures
    • System algorithms

  3. What connects modules together in a modular software design?

    • Global variables
    • System calls
    • Documented interfaces
    • Hardcoded values

  4. Which development approach uses repeated cycles during the design phase?

    • Waterfall model
    • Linear progression
    • Iterative process
    • Single-pass design

  5. What is planned when designing the human user interface?

    • Class hierarchies
    • Input screens
    • Sorting algorithms
    • Database indexes

  6. Which design activity specifies the step-by-step logic needed to solve a problem?

    • Hardware selection
    • Data modelling
    • Interface design
    • Algorithm design

  7. What is documented to enable modular interaction without exposing internal code?

    • Flowcharts
    • Data dictionaries
    • Module interfaces
    • Class diagrams

  8. Which design task is being performed when writing pseudo-code for a task?

    • Testing design
    • Algorithm design
    • Data design
    • Interface design

  9. Defining a database table structure before writing code is an example of which design task?

    • Data structure design
    • System testing
    • User interface design
    • Algorithm design

  10. What is being created when sketching mock screen layouts for an application?

    • User interface
    • Data model
    • Modular structure
    • Algorithm logic

  11. What is the main benefit of breaking a system into independent modules?

    • Automatic debugging
    • Faster execution
    • Independent testing
    • Reduced file size

  12. What is an early visual model of a user interface called?

    • Executable binary
    • Production build
    • Database schema
    • Prototype

  13. What must all design decisions be justified against during software development?

    • System requirements
    • Compiler limits
    • Language syntax
    • Hardware costs

  14. Which design decision most directly affects the speed of searching customer records?

    • User interface layout
    • Algorithm and data structure
    • Variable naming convention
    • Source code comments

  15. Which aspect of a modular design defines how individual modules communicate with each other?

    • Data dictionaries
    • User flowcharts
    • Module interfaces
    • System requirements

  16. What is defined by a modular interface to allow independent development?

    • Inputs and outputs
    • Variable naming rules
    • Processor speeds
    • Hardware requirements

  17. What is the main benefit of using prototypes during the iterative design process?

    • Faster code execution
    • Early user feedback
    • Lower RAM usage
    • Automatic bug removal

  18. Which data structure best replaces multiple individual variables when storing many student test marks?

    • Array
    • Single character
    • Integer variable
    • Boolean

  19. Which component must be designed in close conjunction with data structures?

    • Algorithms
    • Network protocols
    • Power supplies
    • User interfaces

  20. What does documented module design primarily provide for programmers during implementation?

    • Clear specification
    • Network bandwidth
    • User training
    • Automatic compilation

All AQA Computer Science quizzes