1. NAME: ENIMIL KWEKU BOATENG
COURSE: ELECTIVE ICT
TOPIC: INFORMATION SYSTEMS
EMAIL: KWEKUBOATENG38@GMAIL.COM
WEB: HTTP://ENIMIL.000WEBHOSTAPP.COM

2. Lesson quote
Only I can change my life. No one can do it for
me.
Carol Burnett

3. LESSON OBJECTIVES
At the end of this lesson, the student should be able to:
Explain the term information systems
Discuss the types of information systems
Discuss the media types used in presenting information
Describe the attributes of a good information system
Indicate the role of information in a society

4. DEFINITION OF TERMS
Information can be defined as a processed and
organized data that is meaningful and on which
decisions and actions are/can be based.

5. DEFINITION OF TERMS
A system can be defined as a collection of
components that work together towards a
common goal.The objective of a system is to
receive inputs and transform these into outputs.

6. Information systems
Information systems can be defined as a set of interrelated
components working together to collect, process, store,
retrieve and provide information for decision making. In the
definition we see interrelated components, what it means is
that information system does not work in isolation and the
components that come together to make the information
system work must be connected with one another.

7. Components of Information system
Hardware
Software
Data
Procedure
People

8. Types of Information systems
Transaction Processing Systems
OfficeAutomation Systems
KnowledgeWork Systems
Management Information Systems
Executive Support Systems
Decision Support Systems

9. Components of decision support system
UserInterface Dialogue System
Corporate
Database
Model
Base
Planning
Language

10. Media types used in presenting information
Texts
Graphic images or Pictures
Animations
Sounds
Videos

11. Attributes of a good information system
Information has to be relevant
Information has to be accurate and reliable
Information has to be timely
Information has to be useful
Information has to be complete

12. Role of information in a society
It keeps people informed on current issues
It enables people have facts for decision
making.
It guides people in decision making.

13. Role of information in a society
It facilitates plans for development.
It enhances security by way of keeping our
security agencies informed on relevant issues.
It guides people in problem solving.

14. Try thy hands on
What is information system?
List four (4) media types used in presenting information and
explain any two (2).
List and explain the components of the decision support
system.
State three (3) importance of information in a society.
Explain three (3) attributes of a good information system.

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