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26 Cards in this Set
- Front
- Back
Information System
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Organized combination of people, hardware, software, communications networks, data resources, and policies and procedures that stores, receives, transforms, and disseminates information in an organization.
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Information Technologies
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Various hardware, software, networking, and data management components necessary for the system to operate
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Computer-Based Information Systems
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Computer hardware technologies (microcomputers, mainframe systems, input, output devices, etc)
Computer software technologies (operating system software, browsers, software drivers, etc) Telecommunications network technologies - Telecommunication media, processors, and software for wireless access Data resource management technologies - Database management system software |
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Roles That Information Systems Play For Businesses
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Support of business processes and operations
Support of decision making by employers Support of strategies for competitive advantage |
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E-Business
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Use of Internet technologies to work and empower business processes, electronic commerce, and enterprise collaboration within a company and with its customers, suppliers, and other stakeholders
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Intranet
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Internal network, private, only employers, etc
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Extranet
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Allows outside people access onto internal network
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Enterprise Collaboration Systems
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Involve the use of software tools to support communication, coordination, and collaboration among the members of networked teams and workgroups
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Electronic Commerce
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Buying, selling, marketing, and servicing of products, services, and information over a variety of computer networks
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Operation Support Systems
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Needed for support of business operations - 3 types
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Transaction Processing Systems (Type of Operation Support System)
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Process data resulting from business transactions, update operational databases, and produce business documents
Ex. Accounting Systems |
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Process Control Systems
(Type of Operation Support System) |
Monitor and control industrial processes
Ex. Power Generation |
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Enterprise Collaboration Systems
(Type of Operation Support System) |
Support team, workgroup, and enterprise communications and collaborations
Ex. Email |
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Management Support Systems - 3 Types
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Support of Managerial Decision Making
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Management Information Systems
(Type of Management Support System) |
Provide information in the form of prespecified reports and displays to support business decision making.
Ex. Sales Analysis |
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Decision Support Systems
(Type of Management Support System) |
Provide interactive ad hoc support for the decision-making process of managers and other business professionals
Ex. Product Pricing |
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Executive Information Systems
(Type of Management Support System) |
Provide critical information from MIS, DDS, and other sources tailored to the information needs of executives.
Ex. Actions of Competitors |
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Input
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Capturing and assembling elements that enter the system to be processed
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Processing
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Transformation processes that convert input into output
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Output
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Transferring elements that have been produced by a transformation process to their ultimate destination
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Feedback
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Data about the performance of a system
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Control
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Monitoring and evaluating feedback to determine whether a system is moving toward the achievement of its goal. The control function then makes the necessary adjustments to a system's input and processing components to ensure that it produces proper input
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Information System Model
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Information system depends on resources of people (end users/IS specialists), hardware (machines/media), software (programs/procedures), data (data and knowledge bases), and networks (communications media and network support) to perform input, processing, output, storage, and control activities that convert data resources into information products
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Data
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Raw facts about physical phenomena or business transactions
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Information
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Data that has been converted into meaningful and useful context for end users
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Enterprise Collaboration Systems
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Enhance team and workgroup communications and productivity
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