DIGITAL STORAGE

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DIGITAL STORAGE by Mind Map: DIGITAL STORAGE

1. Optical Discs

1.1. CD-ROM

1.1.1. Read

1.1.2. Written

1.2. CD-R

1.2.1. Written once

1.2.2. Erase

1.3. CD-RW

1.3.1. Erasable multisession

1.4. DVD-ROM

1.4.1. High-capacity optical

1.4.1.1. Read

1.4.1.2. Write

1.4.1.3. Erase

1.5. DVD-R

1.5.1. Written once

1.5.2. Erase

1.6. DVD-RW

1.6.1. Write on multiple times

2. Enterprise hardware

2.1. allows large organizations to manage & store data & information using devices intended for heavy use, maximum efficiency, & maximum availability

2.1.1. Network attached storage (NAS)

2.1.1.1. placed on a network with the sole purpose of providing storage

2.1.2. Storage area network (SAN)

2.1.2.1. high-speed network with the sole purpose of providing storage to other attached servers

2.1.3. Tape

2.1.3.1. magnetically coated ribbon of plastic capable of storing large amounts of data & information

2.1.3.1.1. tape reads & writes data & information on a magnetic tape