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CSSE 492 Final Review

CSSE 492 Final Review. Dr. Yingwu Zhu Spring 2008. Overview. Web caching CDN Web search P2P networks. Web Caching (1). Why?  Benefits How? Various caching types Pros and Cons Web caching problems Data freshness Dynamic content Privacy and security. Web Caching (2).

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CSSE 492 Final Review

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  1. CSSE 492 Final Review Dr. Yingwu Zhu Spring 2008

  2. Overview • Web caching • CDN • Web search • P2P networks

  3. Web Caching (1) • Why?  Benefits • How? • Various caching types • Pros and Cons • Web caching problems • Data freshness • Dynamic content • Privacy and security

  4. Web Caching (2) • Caching cooperation • ICP • Summary cache • Proxy cache implementation • Cache replacement • And so on…

  5. CDN • What is CDN? • Why CDN? • How? • Redirection mechanisms • Example: AKAMAI, ESI technologies

  6. Web Search • Web Search engines • Three components • Crawlers • Indexing • Ranking • Google • PageRank • Web Spamming

  7. P2P Networks • Different form C/S models • Unstructured P2P • Napster, Gnutella, Kazza • Gia • Freenet • BitTorrent, BitTyrant • Structured P2P • What? • Chord, how?

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