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GCSE Computer Science · key term
The ability of a storage device to operate correctly and keep data accessible over time.
Used by OCR
Paper 1, Paper 2
Revise: Selecting Suitable StorageStorage exposed to knocks needs durability, whereas reliability concerns whether it continues to work correctly and keeps data accessible over time. These are related but different requirements.
How consistently a storage device or medium stores and retrieves data correctly over time.
Distinguish durability, which concerns resistance to physical damage, from reliability, which concerns continuing to store and retrieve data correctly.
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A program’s ability to work consistently as intended without failing.