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Hard Disc Drive (HDD) is a secondary storage device where data is stored as magnetic pulses on a rotating metal disc that is integrated. Data is stored in concentric circles called tracks. Each track is divided into several segments or sectors.
As a data storage medium in a large capacity, the invention HDD backdrop of application programs may not stay in one disc. In addition to storage capacity, the ability to be balanced by the speed of HDD access. Improving the performance of HDD, processor speed, memory and storage capacity are important components determining performance of the computer.
Especially for the HDD, the rate of speed as measured from the revolutions per minute (RPM). Now, the HDD is available has a speed of 5400 RPM, 7200 RPM, 10,000 RPM, and 15,000 RPM. RPM HDD with 10 000 and 15 000 are usually not used for personal computer (PC) desktop. Because, the price is still quite high. Its use is more for special purposes such as in servers, as well as graphics and gaming purposes.
But, high-speed HDD is also not immune from problems. Firstly, if you have problems in spindle motor, the damage quickly spread to other parts. Second, the revolution speed improvement on the Bering HDD causing vibration and noise.
