Do you guess what is this...?
This is the hard disk of 5MB Only
In September 1956 IBM launched the 305 RAMAC, the first computer with a
hard disk drive (HDD). The HDD weighed over a ton and stored 5MB of data.
The IBM 350 Disk Storage Unit provides storage capacity of the disk drive
was 5MB (referred to at the time as 5 million characters). It was configured
with 50 magnetic disks containing 50,000 sectors, each of which held 100
alphanumeric characters.
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