Information system presentation

1. Presented by :- Sakshi Soneja

2.  Information
Information is the product of data processing .
Information is interrelated data. Information is equivalent to
finished goods produced after processing the raw material.
Data Processing Information
 System
A system is an orderly grouping of interdependent
components linked together according to a plan to achieve
a specific goal.

3.  An information system is a collection of components that
work together to provide information to help in the
operations and management of an organization.
 In other words,
An information system is an organized combination of
people, hardware, software, communications networks
and data resources that collects, transforms and
disseminates information in an organization.

4.  Input function accepts the input data from outside the
system.
 Storage function retains input data and retrieves
stored data.
 Processing function calculates and in other ways
manipulates the input and stored data.
 Output function produces results of processing for use
outside the system.

5.  Support business processes and operations for lower
level management.
 Support decision making for middle management.
 Support strategies for competitive advantage for top
level management.
Achieve operational excellence.
Develop new product and services.
Attain customer intimacy and service.
Improve decision making.
Promote competitive advantage.
Ensure survival.

6. Executive Support System (ESS)
Management Information
System (MIS)
Decision Support System (DSS)
Knowledge Management System
(KMS)
Transaction Processing System
(TPS)
Office Automation System (OAS)

7.  Executive Support System
An Executive Support System (ESS) is designed to
help senior management make strategic decisions.
 Management Information System
A Management Information System (MIS) is mainly
concerned with internal sources of information and
summarizes it into a series of management reports.

8.  Decision Support System
Decision Support Systems (DSS) are specifically
designed to help management make decisions in
situations where there is uncertainty about the possible
outcomes of those decisions.
 Knowledge Management System
Knowledge Management System (KMS) exist to help
businesses create and share information.

9.  Transaction Processing System
Transaction Processing Systems (TPS) are
designed to process routine transactions efficiently and
accurately.
 Office Automation System
Office Automation Systems are systems that try to
improve the productivity of employee who need to
process data and information.