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Computer Science 9618/13 Oct Nov 2021

1. Conversion of binary, hexadecimal, and denary values; explanation of binary addition and overflow occurrences; differentiation of kibibytes, kilobytes, and related units.

2. Data security versus data integrity distinctions; descriptions of data validation and verification processes with examples; similarities and differences between spyware and viruses.

3. Logic circuit expressions and truth tables; identification of unused logic gates, corresponding symbols, and their truth tables.

4. Ethical behavior in software development, benefits of professional ethical bodies, ethical approaches in unfamiliar Integrated Development Environments (IDEs), IDE tools and features, and consequences of unethical actions in team programming.

5. Relational database management with primary and foreign key identification; data protection through access rights; usage of Data Definition Language (DDL) and Data Manipulation Language (DML) in managing car sales data.

6. Correction of errors in fetch-execute cycle register transfer notation; completion of accumulator instructions using opcode and operand details for various processor operations.

Laura Bellini

Classification: Paper 1
Page count: 16
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Last update: 4 months ago
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