In Secondary storage devices, the stored data might not be under the direct control of the operating system.The main advantage of using secondary storage devices is: A storage medium that is portable and can be taken outside the computer is termed removable storage media. Fixed Storage media is an internal storage medium like a hard disk that is fixed inside the computer. The Secondary storage media can be fixed or removable. These devices store virtually all programs and applications on a computer, including the operating system, device drivers, applications and general user data. A secondary storage device is also known as an auxiliary storage device, backup storage device, tier 2 storage, or external storage. It can be any storage device beyond the primary storage that enables permanent data storage. Secondary memory overcomes this limitation by providing permanent storage of data in bulk quantity.Ī secondary storage device refers to any non-volatile storage device that is internal or external to the computer. If we need to store large amounts of data or programs permanently, we need a cheaper and permanent memory. You know that processor or primary memory is very expensive and has limited storage capacity because of its volatile nature. Next → ← prev Secondary Storage Devices in Computer Organization
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