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Computer Science 9618/11 Oct Nov 2022 | Cambridge AS Level Past Papers With Mark Scheme

1. Binary number systems including conversions for unsigned, Binary Coded Decimal (BCD), and two's complement integers; binary subtraction methods with step-by-step working.

2. Differences between ASCII and Unicode character sets, sound sampling rate and resolution effects, and logic circuit design with truth table completion.

3. Relational database concepts such as tuples, normalization to 3NF, entity-relationship diagrams, SQL queries for counting and modifying fields, and primary data relationships.

4. Von Neumann architecture components like Program Counter, Index Register, Status Register; Control Unit (CU) purpose; and assembly language instruction execution.

5. Processor instruction sets for operations including bitwise AND, XOR, OR, LSR, and assembler tasks across two passes; memory management methods in operating systems and DLL benefits.

6. Network communication with CSMA/CD in bus topologies; embedded system characteristics with EEPROM usage; and compression methods for text files.
CIE AS & A Level Computer Science (9618) Nov 2022

Laura Bellini

Classification: Paper 1
Page count: 20
Viewed: 113
Last update: 2 months ago
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