File:Bell telephone magazine (1922) (14569486859).jpg

Identifier: belltelephonemag4344amerrich (find matches)
Title: Bell telephone magazine
Year: 1922 (1920s)
Authors: American Telephone and Telegraph Company American Telephone and Telegraph Company. Information Dept
Subjects: Telephone
Publisher: (New York, American Telephone and Telegraph Co., etc.)
Contributing Library: Prelinger Library
Digitizing Sponsor: Internet Archive

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ake it workmast be settled as an integral part of theplanning process for any such system.There are certain design requirements, forexample, that must be met in a central-ized electronic processor. In order thateach transaction be handled individuallyas it occurs (i.e., in real-time), the cen-tral storage must be capable of direct ac-cess and random retrieval. In everydayEnglish, that means substantially that service representatives and all other per-sonnel in various locations who use thecentral file information can go directlyinto the computer through appropriatedata links and input/output devices. Italso means that any piece of informationstored anywhere in the memory file canbe located and retrieved at any time, notin any pre-determined sequence but sim-ply as queries come in, on a random basis.The equipment itself may consist ofhigh-speed memory, magnetic disk, mag-netic drum or some other form of bulkstorage. The various segments of informa-tion pertaining to a customers service
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MagneticBulk Storage

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