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2. Optical storage - Wikipedia

   en.wikipedia.org/wiki/Optical_storage

   Optical storage refers to a class of data storage systems that use light to read or write data to an underlying optical media. Although a number of optical formats have been used over time, the most common examples are optical disks like the compact disc (CD) and DVD. Reading and writing methods have also varied over time, but most modern ...

3. Removable media - Wikipedia

   en.wikipedia.org/wiki/Removable_media

   The earliest form of removable media, punched cards and tapes, predates the electronic computer by centuries, with the Jacquard loom of 1801 using interlinked cards to control the machine. [7] This followed a loom made by Basile Bouchon in 1725 that used paper tape for its instructions. [8] Punched tape was later used in Colossus, the first ...

4. Disk enclosure - Wikipedia

   en.wikipedia.org/wiki/Disk_enclosure

   Disk enclosure. A disk enclosure is a specialized casing designed to hold and power hard disk drives or solid state drives while providing a mechanism to allow them to communicate to one or more separate computers. Drive enclosures provide power to the drives therein and convert the data sent across their native data bus into a format usable by ...

5. 19-inch rack - Wikipedia

   en.wikipedia.org/wiki/19-inch_rack

   The 19-inch (482.6 mm) standard rack arrangement is widely used throughout the telecommunications, computing, audio, video, entertainment and other industries, though the Western Electric 23-inch standard, with holes on 1-inch (25.4 mm) centers, is still used in legacy ILEC / CLEC facilities. Nineteen-inch racks in two-post or four-post form ...

6. Magnetic storage - Wikipedia

   en.wikipedia.org/wiki/Magnetic_storage

   Magnetic storage. Magnetic storage or magnetic recording is the storage of data on a magnetized medium. Magnetic storage uses different patterns of magnetisation in a magnetizable material to store data and is a form of non-volatile memory. The information is accessed using one or more read/write heads.

7. AOL Mail

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   Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!