MIIS Chapter 1

Network
Connecting computers and equipment in a building, around the country, or around the world to enable electronic communications.
Hardware
Consists of computer equipment used to perform input, processing, and output activities.
Software
Consists of computer programs that govern the operation of the computer.
E-Procurement
Involves using information systems and the Internet to acquire parts and supplies.
People
The most important part of a computer-based information system.
Neural networks
Are a branch of artificial intelligence that allows computers to recognize and act on patterns or trends.
Feedback Mechanism
An important component of every information system that helps organizations to achieve their goals.
Knowledge workers
People who create, use, and disseminate knowledge and are usually professionals in science, engineering, business, and other areas.
Effectiveness
A measure of the extent to which a system achieves its goals.
Common types of IS used in businesses
Electronic + Mobile commerce, transaction processing, and decision support systems.
Enterprise Resource Planning System
A set of integrated programs that manages vital business operations for an entire multisite, global organization.
Decision Support System (DSS)
An organized collection of people, procedures, software, databases, and devices that support problem-specific decision making.
Extranet
A network based on Web technologies that allows only selected outsiders, such as business partners and customers, to access authorized resources of a company’s intranet.
Transaction Processing System
Developed in the 1950s; An organized collection of people, procedures, software, databases, and devices used to perform and record business transactions.
Flexible Data
Data that can be used for a variety of purposes.
Outsourcing
Hiring an outside company to perform some or all of a systems development project.
Feedback
Used to make changes to input or processing activities.
Input Devices
Used to get data or information into the computer. (Example: keyboard, mouse, drawing pads, & CD-ROMs)
Knowledge Management System
An organized collection of people, procedures, software, databases, and devices to create, store, share, and use the organization’s knowledge and experience.
Analysis
Defines the problems and opportunities of the existing systems.
Systems Investigation
Used to gain a clear understanding of the problem to be solved or opportunity to be addressed.