It can store data in various form as text graphics digital images etc.
External storage devices of computer pdf.
It is generally the c drive.
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External storage in computing terms refers to all of the addressable data that is not stored on a drive internal to the system.
Page 219 8 storage primary storage volatile storage temporary storage secondary storage nonvolatile storage permanent storage.
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These graduated to the hard disk drive and then to a floppy disk.
The following list is of external storage devices used over the evolution of the computer.
A primary storage device such as ram and a secondary storage.
In this chapter you will learn about the many types of secondary storage devices including their capabilities and limitations.
In the past floppy disks and zip disks were used to store backup data.
Examples of external storage devices.
Computer systems began with magnetic storage in the form of tapes yes just like a cassette or video tape.
The picture is an example of a drobo and an example of a popular external storage solution.
Today external storage devices range in size and storage capacity and adding portable affordable storage to your laptop is easier than ever.
Secondary storage devices with much greater capacity than floppy disks.
The other drives are locations for external storage of your files.
These drives often connect to the computer using usb esata or firewire connection.
For example you may want to use an external storage device to back up important files house large digital libraries or run programs.
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It is a comprehensive computer storage system that is usually very slow so it is usually used to archive data that is not accessed frequently.
Memory stick is an integrated circuit designed to serve as a storage and transfer medium for digital data.
It can be used as a backup to store achieved information or to transport data.
There are two types of storage devices used with computers.
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Transfer of data is possible between devices having memory stick slots.
Storage devices tertiary storage typically it involves a robotic mechanism which will mount insert and dismount removable mass storage media into a storage device.
Think of your computer as a large file cabinet with many drawers and folders in which you place these documents and programs.
The picture shows an example of a drobo an external secondary storage device.
Memory sticks are available in various storage sizes ranging from 4 mb to 64 mb.
External storage is not part of a computer s main memory or storage hence it is called secondary or auxiliary storage.