Outline Introduction Cloud Technologies Cloud Status Conclusion QA

Outline • • • Introduction Cloud Technologies Cloud Status Conclusion Q&A 2/20/2021 2

Introduction (1/4) 什麼是雲端運算 ？ 2/20/2021 3

Introduction (2/4) • NIST (National Institute of Standard and Technology) 定義雲端有三種服務類型，四 種雲的種類以及五種特性。 • 雲端的服務類型 – Saa. S (Software as a Service) – Paa. S (Platform as a Service) – Iaa. S (Infrastructure as a Service) 2/20/2021 4

Introduction (3/4) • 雲端的種類 – 公有雲 (Public Cloud)、私有雲 (Private Cloud) 、 混合雲 (Hybrid Cloud)以及社區雲 (Community Cloud) • 雲端的特性 – Broad Network Access, Rapid Elasticity, Measured Service, On-Demand Self-Service, and Resource Pooling. 2/20/2021 5

Cloud Technologies (3/3) • Google與Hadoop的比較 Develop Group Google Apache Sponsor Google Yahoo and Amazon Algorithm Method Map. Reduce Resource Open Document Open Source File System GFS HDFS Storage Big-Table Hbase Search Engine Google Nutch OS Linux/GPL 2/20/2021 9

Cloud Status (1/7) - Google • Google 雲端平台所提供的應用程式以一 個 簡單的統稱就是Google Apps 由下列幾項應 用程式所組成(有免費版本與付費版本) – Gmail – Google Calendar – Google Docs – Google Talk – Google Pages 2/20/2021 10

Cloud Status (4/7) - Microsoft • Windows Live所提供的服務如下： – Live Alerts(已停止提供服務), – Live Events, – Live Frame. It, – Live Gallery, – Live Hotmail, – Live Mesh, – …etc. 2/20/2021 13

Cloud Status (6/7) - Yahoo • Yahoo的雲端�品定位為 Consumer Cloud Computing，提供Yahoo! Live、Yahoo! one. Connect、News. Globe，等線上訊息服 務。而即將正式開放的Yahoo Application Platform，則是提供開發者線上撰寫和執行 程式的開放平台。 2/20/2021 15