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Bu1410 Unit 2 Assignment 1

2804 words - 12 pages

BU1410 Management Information Systems
Unit 2 Assignment 1
Instructor: Willie Cooper Jr.

Chapter 2
1. What are the major functions of a business that are important for understanding the role of information systems?
* Define a business and describe the business functions.
* According to the book “A business is a formal organization whose aim is to produce products or provide services for a profit.”
* There are four major business functions. They are manufacturing and production, sales and marketing, human resources, and finance and accounting.
* Manufacturing and production: assembling the product, checking ...view middle of the document...

They need information on transactions and the employees they manage.
* Knowledge workers: create new products and services for the business. They need information on current products and new ideas.
* Data workers: do administrative work. They need information on running the technical side of the business.
* Production or service workers: the employees that produce the product or deliver the service. They need information on production and customer needs.
* Explain why environments are important for understanding a business.
* Environments are the building blocks a business bases the running of its organization and the producing of its products or services on. These environments are: customers, stockholders, suppliers, regulations, competitors, technology and science, economy, international change, and politics. When anything changes in any of these environments a business must adjust its practices with it or their business will fail.
2. How do systems serve the various levels of management in a business?
* Describe the characteristics of transaction processing systems (TPS) and the role they play in business.
* TPS keep track of the daily information from the various transactions a business does. Basic transactions such as sales, receipts, cash deposits, inventory, and shipping. It make answering questions and tracking business transactions easier.
* Describe the characteristics of management information systems (MIS) and explain how MIS differs from TPS and DSS.
* MIS lets middle management know a business’ current progress/performance. MIS takes data for TPS and makes it into information for routine decisions. MIS differs from TPS because TPS is used in operations and MIS is used by management. MIS differs from DSS because MIS is used for routine middle management decisions while DSS is used for non-routine middle management decisions.
* Describe the characteristics of decision support systems (DSS) and how they benefit businesses.
* DSS uses information from both the TPS and MIS, as well as from external sources to compile reports needed to make non-routine decisions. DSS are designed to be user friendly, DSS are beneficial to businesses because they take a lot of data from more than one source and make the resulting information available in one user friendly system.
* Describe the characteristics of executive support systems (ESS) and explain how there systems differ from DSS.
* ESS are for senior management. They use information from MIS and DSS as well as information from external sources to allow senior management to make non-routine, judgment based decisions. ESS is different from DSS in the DSS is for middle management and ESS is for senior management. ESS also depends on information from DSS where as DSS doesn’t rely on ESS.
3. How do enterprise applications and intranets improve organizational...

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