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KwickClips Course Topics · 47 sec · free

Why is unsaved work lost in a power cut?

Short answer. It was in RAM, which is volatile.

Where do saved files stay?

In storage.

RAM versus storage

MemoryPower offExample
RAMerasedopen work
ROMkeptstartup code
Storagekeptsaved files

Remember

RAM forgets when power goes
Storage keeps saved files
Save your work often

Power cut, file not saved. Why is it gone? Here is why. Unsaved work sits in RAM. RAM is volatile, so power off erases it. ROM and storage keep data safely. So remember. RAM forgets. Storage keeps. Save often.

This clip is from the full lesson: Computer Fundamentals — 7 minutes, with the tables, the quick answers and the whole lesson in text.

Useful for: NIOS Senior Secondary Computer Science (330)

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