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GCSE Computer Science · key term
A separate copy of data kept so that the data can be restored if the original is lost or damaged.
Used by AQA and Edexcel
Paper 2
An additional copy of data kept so that the data can be restored if the original is lost or damaged.
Revise: Operating Systems and UtilitiesA backup utility makes additional copies of data. It can copy selected files and folders or a larger collection of data, and can run automatically at scheduled intervals. If the original data is lost or damaged, the backup allows it to be restored.
Match the utility to the problem: antivirus tackles malicious software; a backup provides a copy from which lost data can be restored.
Avoid absolute claims: cloud capacity is not free or unlimited, backups depend on the service, and a provider outage does not necessarily mean data has been permanently lost.
When choosing a utility, link its function to the problem: for example, backup software allows deleted files to be restored from an earlier copy.
Create a free account to keep every note you open and track your progress.
A spare copy of data kept so that it can be restored if the original is lost or damaged.
Specification 3.2.2, 4.1.1, 5.3.2 · Paper 1
A separate copy of data kept so that the data can be restored if the working version is lost or damaged.
Revise: Utility Software FunctionalityA damaged document needs file repair, an accidentally deleted document may need restoring from a backup, and a large document may benefit from compression. Choosing the right tool depends on understanding what has gone wrong—or what needs preventing.
A separate copy of data kept so that the data can be recovered if the original is lost or damaged.
A separate copy of data kept so that the data can be restored if the original is lost, damaged or unavailable.
