Computer Science · May / June 2020 · Paper 12 · Question 9
0478
As printed in the paper
Show the answer and mark scheme
9(a)[6]
HDD
SSD
Statement
(✓)
(✓)
It has a limited number of read/write cycles
It uses magnetic properties to store dataIt has moving partsIt is non-volatile storageIt can be used as an external storage device to back-up dataIt uses flash memory to store data9(b)[2]
Any two from:
CD (drive)DVD (drive)Blu-ray (drive)
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