Daily Practice · GCSE Computer Science

Daily Practice - GCSE Computer Science

Systems, data representation, networks, algorithms and programming.

2nd February 2026

5 questions · GCSE · 123 questions in this band

1
Memory and Primary Storage
Order these from fastest access speed to slowest: RAM, cache, registers, secondary storage.
2
Secondary Storage
Give one example of an optical secondary storage device.
3
System Software
State one function carried out by the operating system of a computer.
4
Networks and Topologies
A network administrator is connecting 10 computers in a server room. Calculate the number of cables needed for a full mesh topology, and state the number needed for a star topology with one central switch.
5
Network Security
Which type of malware can replicate itself and spread across a network without attaching to another program or needing a user to run it?

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