Monday, June 27, 2016

History of Data storage (Article in progress)

Dr Abe V Rotor
Cuneiform is a system of writing first developed by the ancient Sumerians of Mesopotamia c. 3500-3000 BCE. It is considered the most significant among the many cultural contributions of the Sumerians and the greatest among those of the Sumerian city of Uruk which advanced the writing of 
  cuneiform c. 3200 BCE.




The ancient Egyptians kept most of their records on papyrus.
Papyrus sheets are made by a four stage process.
  1. A fresh papyrus plant is cut into long strips
  2. The strips are laid out on a flat surface in a criss-cross pattern
  3. The sheet is pressed and left to dry
  4. Sheets are joined together with glue to make long scrolls
After the sheets were dried, they were used for keeping records. The sheets were then rolled up and tied with papyrus string.


The world's first known movable type system for printing was made of ceramic materials and created in China around A.D 1040 by Bi Sheng (990–1051) during the Northern Song Dynasty (960–1127). When this technology spread to Korea during the Goryeo Dynasty in 1234, they made the metal movable-type system for printing ...


A floppy disk is a disk storage medium composed of a disk of thin and flexible magnetic storage medium, readable by a floppy disk drive (FDD), and sealed in a rectangular plastic carrier lined with fabric which serves the purpose of keeping the data storage disk free of foreign particles such as dust. 


A Compact Disc (CD) is a type of optical disc. It is flat and round, and is used to store digital data. It was first used to store music and other sounds (and is sometimes called an "audio CD"). The sound on a CD is played using a compact disc player. It was developed by Philips and Sony. 

 

A USB flash drive, also commonly known as a USB drive, USB stick and a variety of other names, is a data storage device. Specific flash drive types include Flash memory-based CompactFlash (CF) card (including CFast card, XQD card. etc. 
 






The Cloud is a provider of public access Wi-Fi hotspots in the UK and is a member of the Wireless Broadband Alliance. It has over 22,000 Wi-Fi hotspots network access points in the UK. The Cloud has offices in St Albans, Munich, and Stockholm.Founder: George Polk 2003

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