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Selection and use of storage requirements, media and devices
Why is data stored?

Storage of data is an essential part of ICT. Data is likely to be used again in the future and
entering it again every time it is needed is very time-consuming.
Storage media may be used when…

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software is distributed on CD-ROM & many computing magazines are sold with
CD-ROM that hold free sample software.
2. CD-RS (Compact Disk-Recordable) - are written compact disks. Using a special
writable CD drive, up to 650 MB of data can be recorded onto a blank disk. This data
cannot be…

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