often we are familiar with the term hard disk. How important is the hard disk for a computer? understanding what the hard disk ?when you save data or install programs on your computer, that information will be written to the hard disk. Hard disk is a magnetic coil which can record and store information. Because data is stored magnetically, the information recorded to the hard disk will remain intact even if the computer is turned off. Types of computers available today can store hundreds of gigabytes.
The hard disk is housed inside the hard drive, which reads and writes data to the disk. The hard drive also transmits data back and forth between the CPU and the disk.
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