Computer Science AQA A level: Rank an SSD, HDD, and an optical disk for read write speeds
Include values
Include reasons why

Question

Rank an SSD, HDD, and an optical disk for read write speeds
Include values 
Include reasons why

Will Parker · Accepted Answer

SSD: Very high, around 500MB/s, has no moving parts
HDD: Good speed, about 100MB/s, has some moving parts
Optical disk:  Relavitvly low, around 30MB/s, comprised of one main moving part

Computer Science AQA A level

Rank an SSD, HDD, and an optical disk for read write speeds Include values Include reasons why

SSD: Very high, around 500MB/s, has no moving parts HDD: Good speed, about 100MB/s, has some moving parts Optical disk: Relavitvly low, around 30MB/s, comprised of one main moving part

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