2. TRANSACTION PROCESSING
SYSTEMS
• collects and stores data from
transaction for future observation
and modification.
• Transactions: any activity that
changes stored data.
• either real-time processing or batch
processing
• Real-time is when data is processed per
transaction.
• Batch process is when data is first
TPS
OA
S
KW
S
DS
S
ESS
GDS
S
4. TRANSACTION PROCESSING
SYSTEMScan be seen in…
TPS
OA
S
KW
S
DS
S
ESS
GDS
S
Banks
Cinemas / Airlines Credit Card
Companies
- ATM
- Deposit and
withdrawal
- Ticket
reservation
- Seat
availability
- Credit
limit
monitoring
5. OFFICE AUTOMATION SYSTEMS
• integrates basic administrative
functions and tasks by managing
information
• allows activities within the
company to be organized by
simplifying and recording
information retrieved manually
(e.g. written, observed)
• aims to improve synchronization,
efficiency and organization within
the company
TPS
OA
S
KW
S
DS
S
ESS
GDS
S
8. KNOWLEDGE WORK SYSTEMS
• updates and manages data to
create information and
knowledge
• collects data from external
databases
• presents them visually to
better disseminate the
information that results from
both the system and its user/s
OA
S
KW
S
DS
S
ESS
GDS
S
TPS
10. KNOWLEDGE WORK SYSTEMS
OA
S
KW
S
DS
S
ESS
GDS
S
TPS
can be seen in…
Computer-aided
design and
manufacturing
Virtual reality
systems
Investment
- Automates
design
creation and
revision
- Provides
three-
dimensional
simulation
to visualize
information
- Simulates
financial
scenarios
to improve
portfolio
management
11. DECISION SUPPORT SYSTEMS
• gathers data from different
sources to infer information that
can be applied into business
• uses classical business models
from which data transforms into
information
• aims to support business and
organizational decision-making
activities with empirical
information
OA
S
KW
S
DS
S
ESS
GDS
S
TPS
13. DECISION SUPPORT SYSTEMS
OA
S
KW
S
DS
S
ESS
GDS
S
TPS
can be seen in…
Forecasting
trends and
sales demand
to better
manage
inventory
Evaluating
the effects
of a change
in an input
to the
output, other
inputs
Measuring the
efficiency of
different
advertising
campaigns
14. EXECUTIVE SUPPORT SYSTEMS
• compile and arrange internal,
administrative data into
information to support executive-
level decisions
• provides forecasts and statistical
information that can be applied to
decision making processes
• mainly used by departments
involving billing, accounting,
scheduling, staffing, etc.
OA
S
KW
S
DS
S
ESS
GDS
S
TPS
16. EXECUTIVE SUPPORT SYSTEMS
OA
S
KW
S
DS
S
ESS
GDS
S
TPS
can be seen in…
Accounting Staffing Executive
- Project revenues
and expenses
based on past
financial data
- budgeting
- Forecasting the
number of new
staff needed for
the company’s
expansion
- Analyzing the
potential cost
and benefit in
investing in
new technology
17. GROUP DECISION SUPPORT
SYSTEMS
• facilitates group collaboration
with the goal to make a rational
decision
• helps to improve the efficiency and
effectiveness in the decision
making process involving multiple
people
OA
S
KW
S
DS
S
ESS
GDS
S
TPS
18. GROUP DECISION SUPPORT
SYSTEMS
OA
S
KW
S
DS
S
ESS
GDS
S
TPS
can be used to…
Provide
decision-making
models and
techniques
Formulate ideal
meeting formats
based on past
communication
trends
Facilitate
communication
and feedback
Support group collaboration in
decision-making
19. GROUP DECISION SUPPORT
SYSTEMS
OA
S
KW
S
DS
S
ESS
GDS
S
TPS
Group decision
room equipped
with electronic
meeting support
that acts as
facilitator of
the meeting.
Can be used
similar to a
DSS, where
multiple users
can input data
to generate
information to
assist in
decision-making.
Video
conferencing
overcomes
distance as
communication
barrier during
collaborations.
