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41 Cards in this Set
- Front
- Back
Computer-Based Information System
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An information system that uses computer hardware and software to perform its information processing activities.
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Control
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(1) The systems component that evaluates feedback to determine whether the system is moving toward the achievement of its goal and then makes any necessary adjustments to the input and processing components of the system to ensure that proper output is produced. (2) A management function that involves observing and measuring organizational performance and environmental activities and modifying the plans and activities of the organization when necessary.
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Data
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Facts or observations about physical phenomena or business transactions. More specifically, data are objective measurements of the attributes (characteristics) of entities such as people, places, things, and events.
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E-Business
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The use of Internet technologies to internetwork and empower business processes, electronic commerce, and enterprise communication and collaboration within a company and with its customers, suppliers, and other business stakeholders.
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E-commerce
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The buying and selling, marketing and servicing, and delivery and payment of products, services, and information over the Internet, intranets, extranets, and other networks, between an internetworked enterprise and its prospects, customers, suppliers, and other business partners. Includes businessto- consumer (B2C), business-to-business (B2B), and consumer-to-consumer (C2C) e-commerce.
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Enterprise Collaboration System
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The use of groupware tools and the Internet, intranets, extranets, and other computer networks to support and enhance communication, coordination, collaboration, and resource sharing among teams and workgroups in an internetworked enterprise.
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Extranets
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A network that links selected resources of a company with its customers, suppliers, and other business partners, using the Internet or private networks to link the organizations’ intranets.
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Feedback
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Data or information concerning the components and operations of a system. (2) The use of part of the output of a system as input to the system
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Hardware Resources
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Media: All tangible objects on which data are recorded & Machines: computers & equipment
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Information
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Data placed in a meaningful and useful context for an end user.
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Information System
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A set of people, procedures, and resources that collects, transforms, and disseminates information in an organization. (2) A system that accepts data resources as input and processes them into information products as output.
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Information System Activities
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Input, Processing, Output, Storage, Control
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Input
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Pertaining to a device, process, or channel involved in the insertion of data into a data processing system
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Output
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Pertaining to a device, process, or channel involved with the transfer of data or information out of an information processing system
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Storage
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Pertaining to a device into which data can be entered, in which they can be held, and from which they can be retrieved at a later time
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Control
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(1) The systems component that evaluates feedback to determine whether the system is moving toward the achievement of its goal and then makes any necessary adjustments to the input and processing components of the system to ensure that proper output is produced. (2) A management function that involves observing and measuring organizational performance and environmental activities and modifying the plans and activities of the organization when necessary.
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Information System Model
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A conceptual framework that views an information system as a system that uses the resources of hardware (machines and media), software (programs and procedures), people (users and specialists), and networks (communications media and network support) to perform input, processing, output, storage, and control activities that transform data resources (databases and knowledge bases) into information products.
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Information Technology
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Hardware, software, telecommunications, database management, and other information processing technologies used in computer based information systems.
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Intranet
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An Internet-like network within an organization. Web browser software provides easy access to internal Web sites established by business units, teams, and individuals, and other network resources and applications
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Knowledge Workers
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People whose primary work activities include creating, using, and distributing information
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Management Information Systems (MIS)
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A management support system that produces pre-specified reports, displays, and responses on a periodic, exception, demand, or push reporting basis.
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People Resources
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IS specialists: A person whose occupation is related to the providing of information system services. For example, a systems analyst, programmer, or computer operator
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End User
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Anyone who uses an information system or the information it produces
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Programs
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A set of instructions that causes a computer to perform a particular task.
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Procedures
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Sets of instructions used by people to complete a task.
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Software Resources
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Includes all sets of information processing instructions
Ex: Programs & Procedures |
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System
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A group of interrelated or interacting elements forming a unified whole. (2) A group of interrelated components working together toward a common goal by accepting inputs and producing outputs in an organized transformation process. (3) An assembly of methods, procedures, or techniques unified by regulated interaction to form an organized whole. (4) An organized collection of people, machines, and methods required to accomplish a set of specific functions.
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expert systems
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provide expert advice for operational chores like equipment diagnostics or managerial decisions
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management support systems
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focus on providing information and support for effective decision making by managers
EX: management info systems, decision support systems, & executive info systems |
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operations support systems
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produce variety of info products for internal and external use; do not emphasize specific info products that can best be used by mgrs; role: process business transaction, control industrial processes, suport enterprise communications and collaborations, and update corporate databases efficiently
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functional business systems
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IS that focus on operational and managerial applications in support of basic business functions: acct or mktg
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transaction processing systems
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record & process the data resulting from business transactions in 2 ways: batch processing & real-time processing
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decision support systems
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give direct computer support to mgrs during the decision-making process
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cybernetic system
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self-monitoring, self-regulating system, adds feedback and control
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applications of IT
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customer relationship mgmt, HR mgmt, business intelligence systems
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process control systems
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monitor and control industrial/physicalprocesses; ex: petroleum refining, power generation, steel production systems
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knowledge mgmt systems
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knowledge-based system that supports the creation, organization, and dissemination of business knowledge to employees and managers
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potential harms of IT
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infringements on privacy, inaccurate information, collusion
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potential risks of IT
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consumer boycotts, work stoppages, govt intervention
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Possible responses to IT
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codes of ethics, incentives, certification
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steps in developing IS solutions
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investigate, analyze, design, implement, maintain
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