Rearch On The Long-Term Preservation Confusion Of Web

In 1990 s, with the rapid development of Internet and information technology in the world, the number of network information resources is increasing day by day, because of the characteristics of Web information resources, its "lost" speed is also very fast. Attendant, the long-term preservation of Web in the development process has experienced many difficulties and problems. The Long-term preservation of webhas many difficulties in the process of development. The confusion in management includeslegality of preservation, selection of web sites in preservation, removing or keeping off viruses and malware, and web page de-duplication. The confusion in technology includes limitation in web harvesting tools, authenticity of web preservation, temporal coherece,and validity of preservation format. In addition, the preservation for web sites in collective contribution has some special confusion, including site scraping, difficulty in property right permission, and deficiency of preservation motivation. The current relatively popular in the software and technologies are introduced. For example,a web archive system, third-party services, web crawler, access, search, etc. From background, collaborative, implementation methods, technical solutions, access and collection, five aspects to analyze related cases; Finally, the paper puts forward related Suggestions for web archiving. Through the analyses of the UK archive and the IMF case which is from the background, collaborate, implementation method and technology solutions, access and used, six aspects in the operation process of the Web Archive analysis is introduced.The relevant suggestions are put forward from the unified leadership, legal practice, collection technology, the construction of the quality of talents and other aspects.