The document defines and provides examples of different types of information systems: Transaction Processing Systems (TPS) process day-to-day transactions for organizations like banks and retailers. Office Automation Systems (OAS) use computer networks to enable office functions. Knowledge Work Systems (KWS) aid knowledge workers like engineers and scientists. Decision Support Systems (DSS) analyze business data to help managers make decisions. Executive Support Systems (ESS) generate summarized reports for executives. Group Decision Support Systems (GDSS) use digital tools to facilitate collaboration during group meetings and projects.

1. Types of Information Systems
Tommy Ellema
SYANDES K32

2. Transaction Processing Systems (TPS)
an information processing system for business transactions
involving the collection, modification and retrieval of all
transaction data
designed to process day-to-day transactions of an organization
also known as transaction processing or real-time processing

3. Transaction Processing System (TPS)
Being used by:
Banks
Accounting Firms
Credit Card Companies
Groceries
Libraries

4. Examples
ATM system
Payroll Processing
Airline Reservation
System
Tabulation Systems
Message Control
System
Record Management
System

5. Office Automation Systems (OAS)
The use of computer systems to execute a variety
of office operations
The backbone of OAS is a LAN, which allows users
to transmit date, mail, and even voice across the
network.

6. Office Automation System (OAS)
Used by:
Offices like
Accounting
Marketing
Used in:
Office Management
For better communication and team work

7. Examples
Microsoft Office
Payroll systems
Office Support system
Message handling
system
Document
management system

8. Knowledge Work System (KWS)
serve the information needs at the knowledge
level of the organization. Knowledge work systems
aid knowledge workers.
Knowledge workers include:
Doctors
Engineers
Lawyers
Jobs in the science field

9. Knowledge Work Systems (KWS)
Used by:
Knowledge workers
To aid them in creating new information and
knowledge
Secretaries, Managers, Filing Clerks, and
Accountants
Whose job is to use, manipulate, or
disseminate information

10. Examples
CAD/CAM systems
Virtual Reality
systems
Investment
Workstations

11. Decision Support System (DSS)
a computer program application that analyzes
business data and presents it so that users can
make business decisions more easily.
A decision support system may present
information graphically and may include an expert
system or artificial intelligence (AI)

12. Decision Support System (DSS)
Used in:
Decision making
Problem Solving
Forecasting
Risk analysis
Improving efficiency
Used by:
Managers and decision makers

13. Examples
Management
Information System
Geographical Decision
Support System
Weather Decision
Support System
Maintenance Decision
Support System

14. Executive Support System (ESS)
Executive Support System (ESS) is a reporting tool
that allows an organization to turn their data into
useful summarized reports
Also referred to as Executive Information System
(EIS)
Some ESS also provides analysis tools which
predicts a series of performance over time using
the input data

15. Executive Support System (ESS)
Used by:
Business owners
Executive level managers
Used to:
Have a quick access from reports from all the
company’s departments
Analyze data
Make decision

16. Examples
Cambridge Systematic
Accounting systems

17. Group Decision Support System
(GDSS)
A technology that supports project collaboration
through the enhancement of digital
communication with various tools and resources

18. Group Decision Support Systems
(GDSS)
Used to:
Increase participation
Help streamline group communications
Foster learning
Used for:
Group meetings
Projects
Decision making

19. Examples
ThinkTank
MeetingWorks
TeamSupport.net
Powernoodle

20. Sources
http://worldacademyonline.com/article/25/354/when_to_use_transaction_processing_syste
ms__tps_.html
http://www.techopedia.com/definition/707/transaction-process-system-tps
http://wiki.answers.com/Q/What_is_office_automation_system#slide
http://www.webopedia.com/TERM/O/office_automation.html
http://wiki.answers.com/Q/Definition_of_knowledge_work_system
http://www.studymode.com/course-notes/Knowledge-Work-System-991802.html
http://searchcio.techtarget.com/definition/decision-support-system
http://www.webopedia.com/TERM/E/Executive_Support_System.html
http://www.techopedia.com/definition/27843/group-decision-support-system-gdss
http://en.wikipedia.org/wiki/Group-decision_support_systems