This paper tests your knowledge of how computers work, data representation, and the impact of technology. 4. Data Representation
💡 : Practice writing algorithms in "AQA Pseudo-code" as much as possible, as this is the format used in exams to ensure your logic is sound regardless of the programming language you use in class. AQA GCSE 9-1 Computer Science Revision Guide
: Understanding variables, constants, assignment, and data types (Integer, Real, Boolean, Character, String). This paper tests your knowledge of how computers
: Malware (viruses, worms, trojans), phishing, brute-force attacks, and DDoS. : Developing a step-by-step solution to a problem
Bubble Sort: Swaps adjacent items if they are in the wrong order.
: Developing a step-by-step solution to a problem. 2. Standard Algorithms Searching : Linear Search: Checks every item in a list. Binary Search: Repeatedly halves a sorted list. Sorting :
: Adding binary numbers and understanding overflow.
