4. Group Profile
Group No-13: The Walkie Talkies
SL NO NAME ROLL
1 Sadia Ishrat 21-042
2 Safiul Mukul 21-069
3 Md. Maha Islam 21-072
4 Amar Krishan Podder 21-129
5 Sanzida
5. Scope on Focus
Increasing Business Operations Efficiency
Transaction Processing Systems
Basic Business Information Systems
Other Business Information Systems
Enterprise Resource Planning Systems
7. Example: Customer Order processing
Customer
Request
Check
Product
Availability
Check
Customer
Credit
Produce Sales
Order
Sales Order
8. Transaction Processing Systems
TPS: This type of system processes data about
transactions which are events that occur that affect the
business in some way.
11. Transaction Processing System
Functions
Transaction processing systems consist of four main
functions to accomplish their purposes. They are:
1. Input function
2. Storage function
3. Processing function
4. Output function
13. Storage Function
Data in a transaction processing system is stored in
data files and databases.
Two types of data commonly found in transaction
processing systems:
1. Master data
2. Transaction data
14. Processing Function
Processing involves manipulating data within the
system.
Two operations in the processing function:
Computation
Decision making
15. Output Function
Output from a transaction processing system can be
displayed on a screen or printed on paper.
Three types of reports
Detail report
Summary report
Exception report
17. Controlling Transaction Processing
Systems
Procedures to ensure the completeness of the data
processing and to minimize the chance of error are
called controls. They include:
Control Totals
Audit Trails
Backup and Recovery Procedures
Processing Data in Transaction Processing Systems
18. Processing Data in Transaction Processing
Systems
Two basic approaches to processing data in a
transaction processing system:
1. Batch processing – transactions to be processed are
prepared in a form understandable by the computer
before actual processing begins.
2. On-Line Transaction Processing (OLTP) – permits a
person to use a keyboard and screen at the time the
processing is done.
22. Entering Customer Orders
Input Function:
•Accept customer
order data
Processing Function:
•Check Inventory
Quantity
•Check Customer credit
Output Function:
•Produce sales order
Storage Function:
•Storage customer order
data
•Access inventory
master data
•Access customer
master data
23. Inventory Control System
Input Function:
•Accept sales order
data
•Accept receiving
notice data
Processing
Function:
•Computing new
quantity on hand
•Check for low
quantity on hand
•Computer
inventory value
Output Function:
•Produce inventory
reorder report
•Produce inventory
value report
Storage Function:
•Update inventory
master data
•Access inventory
master data
25. Accounting Information Systems
Accounting Information Systems (AIS) support the
accounting function. Several commonly used AIS
systems are:
Fixed asset accounting
Budgeting
Tax accounting
26. Financial Information Systems
Financial information systems provide necessary
support for the finance function. Some common
financial information systems include:
Cash management
Capital expenditure analysis
Financial forecasting
Portfolio management
Credit analysis
28. Marketing Information Systems
Marketing information systems assist in the marketing
function. Common marketing information systems
include:
Sales analysis
Sales forecasting
Marketing research
Direct mail advertising
Electronic commerce
Sales force automation
29. Manufacturing Information
Systems
Manufacturing information systems provide services
to support the manufacturing function. Some
common manufacturing information systems include:
Production scheduling
Materials Requirements Planning (MRP)
Manufacturing Resource Planning (MRPII)
30. Human Resource Information
Systems
Human Resource Information Systems (HRIS) support
the human resource function. Common HRIS include:
Performance appraisal
Skills inventory
Benefits administration
Job applicant tracking