ITM 100 Lecture Notes - Lecture 5: Green Computing, Peoplesoft, Nortel

• School: Ryerson University
• Department: Information Technology Management
• Course: ITM 100
• Professor: Bob Hudyma

Document Summary

Itm 100 chapter 5: it infrastructure and emerging technologies. It infrastructure: the shared technology resources that provide the platform for the firm"s specific information system applications. Includes investment in hardware, software, and services, such as consulting, education, and training. Technology drivers of infrastructure evolution: moore"s law and micro processing power, metcalfe"s law and network economics. The law of mass digital storage: the amount of digital information is roughly doubling every year, the cost of storage is falling at an exponential rate of 100 percent per year. Metcalfe"s law and network economics: the value of a network grows exponentially as a function of the number of network members. Computer hardware platforms: client machines (desktops, laptops, and pdas, server machines, blade servers, server farms, mainframes systems used as giant servers for enterprise networks and corporate web sites. Enterprise software applications: largest suppliers of enterprise software are, sap, oracle, peoplesoft was acquired by oracle.