MBA (General) - IV Semester, Information Technology and E-Business, Unit 1.1
Trends in Information Systems
The roles given to the information systems function have expanded significantly over the years, as described as a timeline in Figure.
Trends in Information Systems
The roles given to the information systems function have expanded
significantly over the years, as described as a timeline in Figure.
The following section explains each of these trends and their roles
in organizations.
Trends in Information Systems
Data Processing
Electronic data processing systems Role Transaction processing,
record keeping, and accounting and other electronic data processing (EDP)
applications1960s - 1970s.
Management Reporting – Management information systems
Role
Providing managerial end users with predefined management reports
that would give managers the information they needed for decision-making
purposes.1970s - 1980s.
Decision Support - Decision Support Systems
Role
The new role for information systems was to provide managerial end
users with ad hoc support of their decision-making process.
This support would be tailored to the unique decision-making styles
of managers as they confronted specific types of problems in the real world
during 1980s - 1990s.
Strategic and End User Support
Role
End users could use their own computing resources to support their
job requirements instead of waiting for the indirect support of corporate
information services departments.
End User Computing Systems
Role
Direct computing support for end user productivity and work group
collaboration.
Executive Information Systems (EIS)
Role
These information systems attempt to give top executives an easy
way to get the critical information they want, when they want it, tailored to
the formats they prefer.
Expert Systems (ES) and other Knowledge-Based Systems
Role
Expert systems can serve as consultants to users by providing
expert advice in limited subject areas.
Strategic Information Systems (SIS)
Role
Information technology becomes an integral component of business
processes, products, and services that help a company gain a competitive
advantage in the global marketplace during 1990s – 2000s.
Electronic business and commerce systems
Role
The rapid growth of the Internet, intranets, extranets, and other
interconnected global networks has revolutionizing the operations and
management of today’s business enterprises.
