The computer has many types of data storage devices and they can be broadly divided as - Removable Data Storage Devices and the others as the Non- removable Data Storage Devices.

aSGuest43877. Secondary Memory: Secondary storage (also known as external memory or auxiliary storage)not directly accessible by the CPU. Computer Memory or Storage Devices Storage Devices are the devices that are used for data storage in the computers. It is more expensive than a floppy disc; however the price has been coming down significantly. A device … Alternatively referred to as external memory, secondary memory, and auxiliary storage, a secondary storage device is a non-volatile device that holds data until it is deleted or overwritten. Permanent Storage: Primary Memory (RAM) is volatile, i.e. Direct Access Storage Devices (DASDs) – Magnetic Discs Hard disks (high capacity, low cost, fast) Floppy disks (low capacity, lower cost, slow) – Optical Disks CD-ROM = (Compact disc, read-only memory 3. A storage medium that holds information until it is deleted or overwritten. SECONDARY STORAGE DEVICES • HARD DISK • FLOPPY DISK • COMPACT DISK • Tape Drives • Micro Vault USB Storage Media 4. Secondary Storage Device: A secondary storage device refers to any volatile storage device that is internal or external to the computer. Portability: Storage … 534 Interactions 0 Upvotes $ 2.08 . it loses all information when the electricity is turned off, so in order to secure the data permanently in the device, Secondary storage devices are needed. A storage device may hold information, process information, or both. STORAGE DEVICES Presentation Transcript: 1.STORAGE DEVICES 2.Introduction A data storage device is a device for recording (storing) information (data).Recording can be done using virtually any form of energy. ... PowerPoint Presentation: . When a program reads a byte from the disk, the operating … Seconadary storage devices final. With this, the computer can only accommodate a limited sized program and data. Depending on whether secondary memory device is part of CPU or not, there are two types of secondary memory – fixed and removable. Following on from lesson 3, this lesson covers the difference between primary and secondary storage, and the different types of secondary storage device… Secondary Storage Devices Two major types of secondary storage devices: 2. The memory of computer is two types viz. 3. This memory is external to the CPU The computer usually uses its input/output channels to access secondary storage and transfers the desired data.


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