ITM 350 Chapter 4: ITM 350 Chapter 4 Notes.docx

• School: Ryerson University
• Department: Information Technology Management
• Course: ITM 350
• Professor: Franklyn Prescod

Document Summary

Enterprise-wide systems are any information system used throughout an enterprise with the intention of enabling a consistent type of functionality as well as enterprise-wide access to the same data. They are intended to make information available to all personnel in the enterprise. Middleware is any software or programs used to link together or communicate between two separate and different programs. This software passes data back and forth between it and the legacy systems. Legacy system is an old, outdates, application that has not yet been replaced or upgraded. They are designed to enable personnel throughout an organization to view the same set of data rather than requiring it to be moved across applications. Y2k is a term referring to the year 2000. Y2k was a common abbreviation to categorize the computer glitches that were widely predicted to take placed when the calendar turns to the year 2000.