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Peer reviewedDalehite, Michele I. – Library Hi Tech, 1984
Two basic data processing concepts are described: data elements (consisting of bits, bytes, fields, records, and files) and binary characters (standards, hex value, and extended character sets--Greek letters, superscripts, and subscripts). Use of machine-readable data in the OCLC-MARC database is noted. (EJS)
Descriptors: Data, Data Processing, Databases, Online Systems
Peer reviewedFore, Julie A. – Library Hi Tech, 1997
Introduces concepts of server security and includes articles and sidebars of firsthand accounts of consequences of not devoting enough time to security measures. Outlines the following factors to consider when evaluating a server's risk potential: confidentiality/reproducibility of the data; complexity of the system; backup system and hardware…
Descriptors: Computer Networks, Computer Security, Computer System Design, Data
Peer reviewedBuckland, Michael; Plaunt, Christian – Library Hi Tech, 1994
Examines the structure and components of information storage and retrieval systems and information filtering systems. Identifies 13 components as representations of data objects (copies, excerpts, descriptions, abstractions, and identifying references) and functions that operate on them. Reduces the functional components to transformation and…
Descriptors: Classification, Data, Evaluation Criteria, Information Retrieval
