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1. Programming Fundamentals and Error Handling: Identifying variables and data types, debugging syntax and logic errors, boundary vs. erroneous testing, and improving code readability.

2. Algorithm Implementation and Decision Structures: Writing pseudocode, implementing selection and iteration structures, validating user input, and optimizing if-else logic.

3. Data Processing and File Handling: Reading and writing files, filtering erroneous data, implementing password validation, and sorting/searching algorithms.

4. Encryption and Data Security: Understanding encryption concepts, Pigpen cipher application, identifying encryption keys, and applying different encryption techniques.

5. Sorting and Searching Algorithms: Implementing bubble sort and linear search, analyzing sorting efficiency, and comparing sorting algorithms′ memory usage.

6. Game Development and User Interaction: Creating interactive guessing games, tracking user attempts, validating input length, and managing game state through subprograms.

Edexcel International GCSE Computer Science (4CP0) Jun 2022

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Classification: Edexcel Paper 2

Page count: 24

Viewed: 82

Last update: 3 months ago

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Computer Science 4CP0/02 May June 2022 | Edexcel IGCSE Past Papers With Mark Scheme

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