Electo-magnetic storage (magnetic tape disk) exist for over 50 years with excellent performance for sequential work load.
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Solid State Drive (SSD) gaining popularity in different data storage network. Why its gaining popularity? well, it’s gaining popularity due to few reasons: faster in speed, size of disk, latency , supportablity, availability in different forms, random read workload, less power consumption. Solid state disk is called flash memory.
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Well, Hard disk drive or hard disk or disk are same, these are the terminology which we used day-to-day basis. This is one of the storage media out of many storage form.
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Disk , solid-state and tape storage are all different forms of persistence storage and non-volatile storage or secondary storage media e.g. RAM.
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IBM RAMAC 350 hard disk is the first commercial disk developed in 1956 by IBM. you can see how fast the technology evolving around storage of data. Now you can move disk having TB’s in your pocket. Know about first disk of IBM RAMAC 350.
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