Computer Science 8525/2 June 2022

AQA GCSE Computer Science (8525 & 8520) Jun 2022

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The exam evaluates computing concepts for GCSE Computer Science, focusing on data representation, programming, and system architecture. Topics include binary and hexadecimal conversions, arithmetic shifts, Boolean logic, truth tables, operating systems, programming language classifications, and program translation tools like assemblers and interpreters. It addresses hardware and software concepts, network types, protocols, cybersecurity measures like penetration testing and authentication, and data compression methods such as RLE and Huffman coding. Relational databases are covered, including primary keys, foreign keys, and SQL queries for data management. Keywords: GCSE Computer Science, binary, Boolean logic, operating systems, cybersecurity, SQL, data compression.