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Meaning of ANSI Z39.50

 
Computing Dictionary
 
 Definition: 

Information Retrieval Service Definition and Protocol Specification for Library Applications, officially known as ANSI/NISO Z39.50-1992, and ANSI/NISO Z39.50-1995. This standard, used by wais, specifies an osi application layer service to allow an application on one computer to query a database on another.

Z39.50 is used in libraries and for searching some databases on the internet. The US library of congress is the official maintanence agency for Z39.50.

index data, a Danish company, have released a lot of Z39.50 code. Their web site explains the relevant iso standards and how they are amicably converging in Z39.50 version 4.0.

overview.

z39.50 resources.

 

 

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