Define the term database intermediaries. Discuss how database intermediaries act as potential source of information for users.

Database intermediaries are of help to end users by

• Appropriate search statements are to be prepared from the formulated queries.
• Effectiveness of search strategy depends on the analyses of exact needs of users,
• Formulation of queries and the nature and organization of information of the target Database.

This work is to be performed by the library personnel or intermediaries. The Main issues required for development of search strategy can be described as follows:

• The concepts or facets to be searched as stored in the database;
• The features of the retrieval system concerning the subject dealt within the Database;
• The Process of indexing followed in organizing the concepts of the Documents;
• The index terms used to represent the concepts;
• The features of the retrieval system concerning the user interface and
• Refinement of the search processes through relevance feedback.

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