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KwickClips Course Topics · 45 sec · free

What happens to RAM at power off?

Short answer. It forgets its contents.

Which part keeps files?

Storage.

Main hardware roles

PartRole
CPUprocesses
RAMrunning data
Storagekeeps files
Busescarry signals

Remember

CPU processes
RAM forgets at power off

Many parts. Who does which job? Each part has one job. The CPU processes instructions. RAM holds what is running. Storage keeps files. Buses carry signals. Remember. The CPU processes. RAM forgets at power off.

This clip is from the full lesson: Hardware components and their roles — 6 minutes, with the tables, the quick answers and the whole lesson in text.

Useful for: Edexcel GCSE GCSE Computer Science (1CP2)

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