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Sheeran, Louise; Sasse, M. Angela; Rimmer, Jon; Wakeman, Ian – Electronic Library, 2002
Investigated how users reacted to breakdown situations that generated error messages when browsing the Web. Results showed error messages were not helpful to users in diagnosing the cause of the problem and suggests the need for a model of Web browsing that would be available for users to learn from the error messages. (Author/LRW)
Descriptors: Models, Problems, Search Strategies, User Satisfaction (Information)

Oliver, Ron – Electronic Library, 1995
Discusses problems facing naive users of interactive information systems (IIS) that have been identified through classroom research. Impediments to successful use of IIS are students' inability to make use of non-text-based information sources and difficulty choosing appropriate search strategies. Mental models developed by users may provide clues…
Descriptors: Educational Research, Information Retrieval, Information Systems, Information Technology