Information Systems Chapter 1 Review Questions 1-17 Essay example

1283 WordsApr 29, 20136 Pages
Chapter 1 Review Questions 1-17 on page 38 1. What is information system? What are some ways information systems are changing our lives? By definition, Information System is a set of interrelated components that collect, manipulate, store, and disseminate data and information and provide feedback mechanism to meet an objective. There are so many ways that information systems are changing our lives both in our personal lives and in the businesses and corporations that are around us. For example personally, I pay my SRP (Electric Bill), Utilities (Water, Trash, and Sewer), Cox Communications (internet), and check my bank account through Bank of America all online. This is done through the Information Systems that are available to…show more content…
Both of them will provide you with an overall percentage based on what it is that you are looking for, but they are different. 5. What are the components of any information system? There are four components for all information systems:  Inputs – activity of gathering and capturing raw data.  Processing Mechanisms – Converting or transforming data into useful outputs.  Outputs – Production of useful information, usually in form of documents and reports.  Feedback – Output that is used to make changes to input or processing activities. 6. What is feedback? What are possible consequences of inadequate feedback? Feedback – Output that is used to make changes to input or processing activities. The possible consequences of inadequate feedback can involve management to make poor business decisions based on the feedback provided. It can affect how things are manipulated in the system as well. If no one is aware of an issue or concern, it will not be corrected. Also, this inadequate feedback can lead to poor forecasting. 7. How is system performance measured? System performance can be measured in a number of ways. Two of the main paths were mentioned earlier in this assignment through efficiency and effectiveness. When you are measuring system performance, usually this also calls for using performance standards. A system performance standard is a specific objective of the system. 8. What is a knowledge management

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