Daily Practice · GCSE Computer Science

Daily Practice - GCSE Computer Science

28th December 1997

5 questions · GCSE · 123 questions in this band

1
Network Security
State one weakness of a simple shift cipher compared to modern encryption methods used on networks.
2
Ethical, Legal, Cultural and Environmental Impact
A streaming company records which shows each user watches and uses this to recommend similar shows. Explain one ethical concern this could raise, even if the company only uses the data to improve recommendations.
3
Network Protocols and Layers
Define the term protocol.
4
Algorithms
Calculate the maximum number of comparisons required by a binary search on a sorted list of 512 items.
5
Translators and Integrated Development Environments (IDEs)
A program compiles and runs but always outputs an average that is too small. State the type of error and explain why the translator did not report it.

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