Every server and computer contains a hard disk. It is not necessary that they contain only one hard disk and they can contain more than one hard disk....
Every server and computer contains a hard disk. It is not necessary that they contain only one hard disk and they can contain more than one hard disk. Even devices like VCR, camcorders, cell phones like Nokia N91, digital video players, personal digital assistants, digital audio players, video game consoles, digital video recorders all are using hard disk.
These hard disks are best in doing one thing and that is they save digital information in permanent form. It is due to hard disk, computer remembers everything even when no power is there.
Hard disk drive was introduced in the year 1950s. Initially they were large disks having a diameter of 20 inches and were able to hold just few megabytes. Previously they were called as Winchesters or fixed disks. Winchesters is a kind of code name that is used for popular IBM creation. Later on they were called as hard disk so as to differentiate it from floppy disks. Hard disk full name is hard disk drive and they contain a hard platter. This hard platter holds magnetic medium. So, hard disk drive contains a magnetic medium whereas floppies and tapes contain flexible plastic films.
At the basic level hard disk drive is quite similar to cassette tape. They both have magnetic storage and the major benefit of magnetic storage is that it is easy to erase or rewrite on magnetic medium. Magnetic medium will memorize the flux patterns that are stored on the medium. It is due to this reason hard disk drive can store data for many years.
With the passage of time the capacity to store data has been increased tremendously. Now 320 GB hard disks are also available in the markets. So, one can store endless amount of data without even erasing the previous files. In a single hard disk you can store multiple movies and along with that your photos, videos, albums, audio songs, and other data related to your work or studies. Now external hard disks are also coming in the markets. These external hard disks are mobile and they are serving as devices which are replacing pen drives. One can watch movies in DVD’s players by using hard disks drive.
WD caviar green hard disks are quite cool and advanced. They are being designed in such a way that a user can easily use them and can reap maximum benefits out of them. It is due to this reason they are having great demand in the market. WD caviar green is great for users who are energy conscious. It is due to WD caviar green that they can build systems having higher capacities. This hard disk drive provides right balance of performance, energy conservation and ensured reliability. They are the ideal disks for your personal computers and for your other devices as well.
WD caviar green comes withIntelliPower and IntelliSeek. They are having massive storage capacity and no touch ramp load technology. They have advanced power technology, low power spin up and provide you great reliability. So, buying WD caviar green is worthwhile.
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