AQA GCSE Computer Science 3.2 Robust & Secure Programming

AQA GCSE 3.2 Python lesson on validation, authentication, test data and syntax and logic errors. Exam questions, quiz, teacher notes and answers.

A complete lesson covering all of AQA 8525 3.2.11 Robust and secure programming.

What’s included (31 editable slides)

• Presence, length, range and type checks, each with working code (including all three of AQA’s named examples)
• A validation task with answers
• Validation vs authentication
• An authentication routine with an attempt limit, plus a trace task
• Normal, boundary and erroneous test data, using AQA’s definition of boundary data (for a range of 1 to 10: 0, 1, 10 and 11)
• Writing a test plan, with answers
• Syntax vs logic errors, and a “Spot and Fix the Errors” task
• AQA pseudo-code: validation with REPEAT…UNTIL
• AQA-style exam questions with a mark scheme
• Success Check quiz and a “Summarise in four steps” plenary
• Teacher notes on every slide

Extension: Test plan knowledge checker activity