Information systems
Download
1 / 28

Information Systems - PowerPoint PPT Presentation


  • 137 Views
  • Uploaded on

Information Systems. System. A System is a collection of parts that work together to achieve a common goal. Information System. An Information System as a broad , Generic class of systems that Create, Process and Disseminate information.

loader
I am the owner, or an agent authorized to act on behalf of the owner, of the copyrighted work described.
capcha
Download Presentation

PowerPoint Slideshow about ' Information Systems' - terry


An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -
Presentation Transcript

System
System

  • A System is a collection of parts that work together to achieve a common goal.


Information system
Information System

  • An Information System as a broad , Generic class of systems that Create, Process and Disseminate information.

  • They are guided by a set of Policies, Principles, Procedures and Resources which helps in facilitating Organizational Decision Making.


Data

  • Data can be text, numbers, audio, video, images or any combination of these.


Information
Information

  • When we process data and convert it into a form that is useful and meaningful to the decision maker, it becomes Information.


Characteristics of information
Characteristics of Information

  • Relevance

  • Timeliness

  • Accuracy

  • Correct Information Format.

  • Completeness

  • Accessibility


Converting data into information
Converting Data Into Information

  • Collection

  • Classification

  • Sorting, Adding, Merging

  • Summarizing

  • Storing

  • Dissemination


Sources of data
Sources Of Data

  • Customer

  • Supplier

  • Functional Department.

  • Competitors

  • Distributors

  • Others


Need of information systems
Need Of Information Systems ?

  • Meeting Global Challenges

  • Capturing Opportunities in Marketplace

  • Linking Departments whose functions are different

  • Enhancing Employee Productivity


Pyramid structure information need
Pyramid Structure – Information Need

  • Top Management- (Strategic Decisions)

  • Middle Management- (Tactical Decisions)

  • Lower Management-(Operational Decisions)


Top management strategic decisions
Top Management – Strategic Decisions

They used to establish the Vision and the long term Goal of the organization.

Their Decisions rely heavily on Intuition, Judgments, and Experience.

Example- Predicting the impact on change in Global Economy.


Middle management tactical decisions
Middle Management – Tactical Decisions

They used to coordinate, Control, and Monitor Various activities and act as Liaison between Operational Managers and Top Management.

Example – Assessing the impact of different marketing strategies on Product sales.


Lower management operational decisions
Lower Management – Operational Decisions

They are responsible for the day to day Operations, activities and transactions of an Organization.

Example – Inventory Control


Information systems support
Information Systems Support

Personal Information Systems

Work Group Information Systems

Organization Wide Information Systems


Personal information systems
Personal Information Systems

These Supports the Information needs of individual decision makers for solving Structured, Semi Structured and Unstructured task.

Example- To Analyze market trends over the next five years.


Work group information systems
Work Group Information Systems

Many important decisions in an Organization are made by a group of individuals.

Example- Launching New Product requires team effort and free sharing of information among group members.


Organization wide information systems
Organization Wide Information Systems

Information Systems that provides comprehensive long term information about the entire organization

Example- If a Customer wants to know the status of His Order ?


Front office information systems
Front Office Information Systems

Front-Office Information Systems support business functions that extend out to the organization’s customers (or constituents).

  • Marketing

  • Sales

  • Customer management


Back office information systems
Back Office Information Systems

Back-officeinformation systems support internal business operations of an organization, as well as reach out to suppliers (of materials, equipment, supplies, and services).

  • Human resources

  • Financial management

  • Manufacturing

  • Inventory control


Types of information systems
Types Of Information Systems

Transaction Processing System

Management Information System

Decision Support System

Executive Support System

Expert System

Office Automation System

Communication and Collaboration System


Transaction processing system
Transaction Processing System

A Transaction Processing System (TPS) is an information system that captures and processes data about business transactions.


Management information system
Management Information System

A Management Information System (MIS) is an information system that provides for management-oriented reporting based on transaction processing and operations of the organization.


Decision supports system
Decision Supports System

A Decision Support System (DSS) is an information system that either helps to identify decision making opportunities or provides information to help make decisions.


Executive supports system
Executive Supports System

An Executive Information System (EIS) is an information system designed for top-level managers that integrates data from all over the organization into “at-a-glance” graphical indicators and controls.


Expert system
Expert System

An expert system is an information system that captures the expertise of workers and then simulates that expertise to the benefit of nonexperts.

.


Office automation system
Office Automation System

An Office Automation System is an information system that supports the wide range of business office activities that provide for improved work flow between workers.


Communication and collaboration system
Communication And Collaboration System

A Communications And Collaboration system is an information system that enables more effective communications between workers, partners, customers, and suppliers to enhance their ability to collaborate.



ad