knowledge workers - People who spend most of their workday creating, using, and
distributing information.
roles of IS in business - Information systems
... [Show More] support an organization's business
processes, operations, decision making, and strategies for competitve advantage.
support of business processes and operations - Using IT to reengineer business
processes to suport e-business operations.
support of business decision making - Using Web-based decision support systems to
support sales managers.
support of strategies for competitive advantage - Using information technology for ecommerce to gain a strategic advantage over competitors.
information system - A system that uses people, hardware, software, and network
resources to collect, transform, and disseminate information within an organization.
computer-based information system - An information system that uses computers an
their hardware and software.
end users - Anyone who uses an information system or the information it produces.
e-business applications - Applications using the Internet, corporate intranets, and
interorganizational extranets for e-business operations, e-commerce, and enterprise
collaboration.
e-commerce - The buying, selling, marketing, and servicing of products over the Internet
and other networks.
enterprise collaboration systems - Groupware tools to support collaboration among
networked teams.
system - A group of interrelated components with a clearly defined boundary working
together toward the attainment of a common goal.
feedback - Data about a system's performance.
Control - Making adjustments to a system's components so that it operates properly.
data - Facts or observations.
information - Data that have been placed into a meaningful context for an end user.
information system activities - Converting data into information is a type of this kind of
activity.
information system model - An information systems uses people, hardware, software,
network, and data resources to perform input, processing, output, storage, and control
activities that transform data resources into information products.
hardware resources - Machines and media.
machines - Computers, disk drives, video monitors, and printers are examples.
media - Magnetic disks, optical disks, and paper forms are examples.
software resources - Programs and procedures.
programs - A set of instructions for a computer.
procedures - A set of instructions for people.
people resources - End users and information systems professionals.
input - Using the keyboard of a computer to enter data.
processing - Computing loan payments.
output - Printing a letter you wrote using a computer.
storage - Saving a copy of the letter on a magnetic disk.
control - Having a sales receipt as proof of a purchase.
types of information systems - Information systems can be classified into operations,
management, and other categories.
operations support systems - Includes transaction processing, process control, and enduser collaboration systems.
management support systems - Includes management information, decision support,
and executive information systems. [Show Less]