hard disk

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hard disk

a data storage device in which data is stored on a magnetic disk embodied in a COMPUTER. Most hard disks can store large amounts of data, such as 20 megabytes of numbers or letters.
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The access time is somewhat slower than a fixed disk at somewhere between 240-500 milliseconds.
If there is no one in your building that is familiar with configuring and loading a fixed disk, you would be ahead to have someone from either the software or hardware company do this work for you.
In the second situation, the maker of a fixed disk drive for a personal computer chose to subcontract the manufacturing to a company whose factories were adept at precision, high-volume, quick ramp-up products-unlike the company's main factories that were experienced in lower volume minicomputer mass storage products.
Today, it's desirable and justifiable to have one fixed disk and one removable disk.
A behavior blocker is typically a TSR or hardware device, such as an add-on card, that attempts to prevent users from committing potentially destructive operations (reformatting the fixed disk, for example) or virus-like actions (opening an executable file and adding code to it, for example).
This is called Thick Disk in VMware's terms and Fixed Disk by Microsoft; it's the default and the most popular setting.
Fixed disk does have its limitations with long-term data.
If the disk is not protected or overwritten at the end of each session, the internal fixed disk may contain hidden but recoverable data.
For more than 30 years, the backup of fixed disk has been the primary mode of data protection and business continuity.