Data+Storage

** Data Storage ** Internal Data Storage  Picture provided by: [|www.dansdata.com] || · Most commonly used as short-term memory of computer · There are many types, some volatile, some involatile · Developed circa 1950 ||  Picture provided by: [|http://students.aspweb.org] || · Main memory of your computer · Developed in 1956 originally for accounting purposes · Data is recorded magnetically and stored in binary code. · Current Capacity Range: 120 GB to 2 TB || (Redundant Array of Independent Disks)  Picture provided by: [|www.cyberciti.biz]​ || · Allows for high levels of storage reliability · Developed in 1987 · RAID is system of mirroring disks that provides multiple levels of data backup ||
 * RAM (Random Access Memory)
 * Hard Drive
 * RAID Array

External Data Storage Picture provided by: [|www.4dmo.com] || · Magnetic Storage · Popular between the 70s and 90s. · Obsolete ||
 * Floppy Disk
 * Zip Drive

Picture provided by: [|www.iomega.com] || · Came after floppy but could store larger amounts · The drive for the disk was external · Also obsolete at this point ||  || · CDs- digital data · DVDs- digital data and video · Blue-ray- much larger data in a smaller space, read with a blue laser light ||
 * Optical Disks
 * USB Drive

Picture provided by: [|http://gadgetophilia.com] || · Main memory of your computer · Developed in 1956 originally for accounting purposes · Data is recorded magnetically and stored in binary code. || Picture provided by: [|www.techchee.com] || · Originally popular because hard drives were so large · Connects with a cable (USB or other) · Capacity Range: 160 GB to 4 TB || (One-Click Hosting) <span style="font-family: Georgia,serif;">Picture provided by: [|http://hinchcliffe.org] || · Wikis · Google Docs · Fee-based online storage · Capacity ranges from 5 GB to unlimited || <span style="font-family: Georgia,serif;">Picture provided by: [|http://theochem.org] || · Types: LAN, WAN, SAN, NAS, etc. · Generally used for commercial purposes and mass quantities of storage (up to 12 PB) ||
 * External Hard Drive [[image:external_hard_drive.jpg width="160" height="116"]]
 * Online Storage
 * Network Storage

Bibliography for Data Storage- Ali Hogeman and Natalie McEwan [] - retrieved on May 10, 2010. Info on flash drives [] retrieved on May 10, 2010. Info on online storage. [|http://en.wikipedia.org/wiki/Floppy_disk- retrieved on May 10], 2010. Information on CD, DVD, Blu-Ray, Zip Drive. [] - Retrieved on May 7, 2010. The different capacities, in order, for each device. [] - Retrieved on May 10, 2010. The analogy for the different capacities. [] - Retrieved on May 10, 2010. Information on external hard drives.