ITM 102 Chapter Notes - Chapter 5-12: Service-Oriented Architecture, Ibm Mainframe, Adaptive Server Enterprise
14 Feb 2018
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Document Summary
Evolution of it infrastructure: general purpose mainframe and minicomputer era: 1959-present, personal computer era: 1981-present, client/server era: 1992-present, cloud and mobile computing: 2000-present. Components of it infrastructure: computer hardware platforms, operating system platforms, enterprise software applications, data management and storage, networking/telecommunications platforms, consulting system integration services. Computer hardware platforms: client machine, desktop pcs, laptops, mobile computing, desktop chips vs mobile chips, servers, mainframes, ibm mainframe, digital workhorse for banking and telecommunications networks. Operating system platforms: corporate servers, windows, unix, linux, client level, windows, android, ios, google chrome os (cloud computing) Enterprise software applications: firms spent billion on enterprise applications software in 2016, largest providers: sap and oracle, middleware providers: ibm and oracle. Data management and storage: database software providers, ibm (db2), oracle, microsoft (sql), sybase (adaptive server. Enterprise), mysql, apache hadoop: physical data storage for large scale systems, emc corporation.
