Please enable JavaScript.
Coggle requires JavaScript to display documents.
INFORMATION SYSTEMS IN GLOBAL BUSINESS TODAY 2 - Coggle Diagram
INFORMATION SYSTEMS IN GLOBAL BUSINESS TODAY 2
2. PERSPECTIVES ON INFORMATION SYSTEMS
DIMENSIONS OF INFORMATION SYSTEMS
Organizational dimension
– Hierarchy of authority, responsibility
– Separation of business functions
Unique business processes
– Unique business culture
Organizational politics
Management dimension
In addition, managers must act creatively
Occasionally re-creating the organization
Creation of new products and services
Managers set organizational strategy for responding to business challenges
Technology dimension
Data management technology
Networking and telecommunications technology
•Networks, the Internet, intranets and extranets, World Wide Web
Computer hardware and software
IT infrastructure: provides platform that system
is built on
A BUSINESS PERSPECTIVE ON INFORMATION SYSTEMS
Investments in information technology will result
in superior returns:
Revenue increases
• Productivity increases
Superior long-term strategic positioning
Business information value chain
Raw data acquired and transformed through stages
that add value to that information
Value of information system determined in part by extent to which it leads to better decisions, greater efficiency, and higher profits
– Information system is instrument for creating value
– Calls attention to organizational and managerial
nature of information system
WHAT IS AN INFORMATION SYSTEM?
Information vs. data
Data are streams of raw facts.
Information is data shaped into meaningful form.
Information system
Collect, process, store, and distribute
information
Support decision making, coordination, and
control
Set of interrelated components
Feedback: Output is returned to appropriate members of
organization to help evaluate or correct input stage.
Three activities of information systems produce information organizations need
– Processing: Converts raw data into meaningful
form
Output: Transfers processed information to
people or activities that use it
Input: Captures raw data from organization or
external environment
Computer/computer program vs. information system
– Computers and software are technical foundation and tools, similar to the material and tools used to build a house.