U
NIT
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24:
T
ECHNICAL
F
UNDAMENTALS FOR
C
OMPUTING
P
ROFESSIONALS
Pearson BTEC International Level 3 Qualifications in Information Technology –
Specification – Issue 3 – September 2022 © Pearson Education Limited 2022
325
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The purpose and characteristics of different types of storage, including:
o
internal storage, e.g. hard disk drive, solid state drive
o
removable or external storage, e.g. USB flash drives, external hard drives,
optical media
o
data back-up and recovery systems, e.g. RAID arrays, network attached storage
(NAS), storage area networks (SAN), magnetic tape.
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The benefits and drawbacks of different storage devices and media in in
different cases.
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The benefits and drawbacks of cloud resources for storage and back-up
systems in comparison to ‘on premise’ systems.
•
The role of the operating system in managing and controlling memory
and storage.
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