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Peer reviewedKern-Simirenko, Cheryl – Library Hi Tech, 1983
Discusses characteristics of typical online public access catalogs (OPACs) and examines patron use via printouts of transaction logs for three separate systems. Desirable features of OPACs (mnemonic search commands, boolean operators, forgiveness or automatic truncation, browsing a subject heading index, suggestive prompts) and need for…
Descriptors: Information Retrieval, Library Catalogs, Library Instruction, Online Systems
Peer reviewedSullivan, Patricia; Seiden, Peggy – Library Hi Tech, 1985
Traditional methods of studying and evaluating use of online public access catalogs (OPACs) are discussed and compared to verbal protocol method (spoken records of people describing their work that uncover detailed data about thinking during problem solving). Results of Carnegie-Mellon University protocol study of OPAC users are discussed. (22…
Descriptors: College Libraries, Databases, Higher Education, Information Retrieval
