Lesson 4.13.1.3

4.13.1.3 Implementation Quiz: AQA Computer Science, Unit 13

20 questions

Written by Revision Ninja · Last reviewed 11 October 2026

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Lesson 4.13.1.3, Implementation: 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. What are abstract models and algorithms converted into during the implementation phase?

    • Code and data structures
    • Entities and relationships
    • Requirements and test plans
    • Flowcharts and pseudocode

  2. Which development stage turns design algorithms and models into executable computer instructions?

    • Implementation
    • Analysis
    • Design
    • Testing

  3. Which development approach uses iterative cycles during the implementation phase?

    • Single-pass build
    • Waterfall model
    • Agile approach
    • Linear sequence

  4. What should programmers focus on solving first during an iterative implementation process?

    • Critical path
    • User interface styling
    • Help documentation
    • Secondary features

  5. What term describes the essential sequence of dependent tasks in a project implementation?

    • Parallel loop
    • Critical path
    • Boundary condition
    • Iterative cycle

  6. Which tool automatically executes written unit tests during the software implementation phase?

    • Test framework
    • Debugger
    • Interpreter
    • Compiler

  7. Which sequence of dependent development tasks should be focused on first during implementation?

    • Database schema
    • Unit testing
    • Critical path
    • User interface

  8. Which technique helps locate the cause of an infinite loop during implementation?

    • User interviewing
    • Variable tracing
    • Beta testing
    • Requirements gathering

  9. In software implementation, abstract models like stacks are implemented as which component?

    • User interfaces
    • System requirements
    • Data structures
    • Test plans

  10. During implementation, what are designed algorithms converted into?

    • Test suites
    • Design models
    • Executable instructions
    • User feedback

  11. What should an iterative development process focus on solving first?

    • User interface
    • Documentation
    • Database schema
    • Critical path

  12. Which development approach builds solutions through repeated prototyping and short cycles?

    • Linear model
    • Agile approach
    • Waterfall model
    • Formal method

  13. What feature of code makes logical correctness easier to argue?

    • Short filename
    • Clear structure
    • Global variables
    • Minimal comments

  14. What practice involves writing automated unit tests before the actual implementation code begins?

    • Iterative prototyping
    • Test-driven development
    • Rapid application
    • Defensive programming

  15. What type of data is designed to check for calculation errors at extreme limits?

    • Boundary data
    • Random data
    • Normal data
    • Erroneous data

  16. Which input helps developers refine an implementation during iterative agile development?

    • Trace tables
    • Static analysis
    • Compiler output
    • User feedback

  17. Which development approach is best suited to projects with evolving user requirements?

    • Iterative approach
    • Linear approach
    • Waterfall approach
    • Sequential approach

  18. Which technique ensures code handles unexpected or invalid inputs gracefully during implementation?

    • Dynamic binding
    • Code refactoring
    • Rapid prototyping
    • Defensive programming

  19. Which process involves identifying and removing logical errors from written code?

    • Compilation
    • Debugging
    • Deployment
    • Requirements gathering

  20. What helps developers articulate how code works to support maintenance and testing?

    • Prototyping
    • Decomposition
    • Compilation
    • Documentation

All AQA Computer Science quizzes