ITM 102 Lecture Notes - Lecture 5: Mainframe Computer, Transmission Control Protocol, Information Technology Management

• School: Ryerson University
• Department: Information Technology Management
• Course: ITM 102
• Professor: Carmen Branje

Document Summary

Shared tech(cid:374)ology resources that pro(cid:448)ide platfor(cid:373) for the fir(cid:373)"s specific information system applications. Investment in hardware, software and services (consulting, education, training) A set of physical devices and software application to operate entire enterprise. Computing platform: provide computing services to connect employees, customers and suppliers in a digital environment. Telecommunication services: provide data, voice and video connectivity. Data management services: store and manage corporate data and analyzing data. Physical facilities management services: manage physical installation required for computing, telecommunication and data management services. It management services: develop it infrastructure, coordinate it services, manage accounting and provide project management services. It standards services: provide policies to determine it. It research and development services: provide research for future projects and investment to differentiate in marketplace. Mainframe: largest category of computer, used for major business processing. Ibm 360: first commercial computer that provide time sharing, multitasking and virtual memory. High centralized computing under control of professional programmers and system operators.