These adaptable PowerPoint Presentations (50 Slides) cover all aspects of the specification in relation to OCR GCSE Computer Science J277 (from 2020) component 2.3.
It includes:
Teaching PowerPoint Presentations (includes checkpoint questions and answers)
Student PowerPoint Presentations (Includes checkpoint questions, but omits the answers)
Content Covered:
Defensive design considerations:
Anticipating misuse
Authentication
Input validation
Maintainability:
Use of sub programs
Naming conventions
Indentation
Commenting
The purpose of testing
Types of testing:
Iterative
Final/terminal
Identify syntax and logic errors
Selecting and using suitable test data:
Normal
Boundary
Invalid
Erroneous
Refining algorithms
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