Size of different information
system(s):
Departmental
Inter- organizational
Carrefour
Company uses two categories of the information system the (Departmental
information system ) which link between the different department of the
Carrefour Company like the supply department ,human resources department and
finance and accounting department, also all other department combine all under
the enterprise resources planning system (ERP) that include all internal and external management
information and it work to planning inside the organization to become easier and more efficient by the
network that make the flow of information inside the company more effective
,and make working more faster. For example communicating with customer order,
also bill of the material used of producing the exporting materials, supply
chain planning and the company receivable.
The other type of information system category is (Inter- organizational system)
, its system allows the flow of information to be controlled by more than one
organization in order to achieve the supply-chain management system they want
and to have more advantages of having exchange of technologies between
organizations.
Type of Information systems used:
Carrefour Company used Transaction Processing
System (TPS) which it designed to process routine transactions efficiently, accurately,
collect, store, and modify. A transaction is an event that generates or
modifies data that is eventually stored in an information system. Also (TPS)
serve the operational level.
·
Type:
Operational-level
·
Inputs:
transactions, events
·
Processing:
updating
·
Outputs:
detailed reports
·
Users:
operations personnel, supervisors
·
Decision-Making:
highly structured
Example
of (TPS) in the business like:
ü Make billing system to send the bill to the customers.
ü Make systems which calculate the weekly and monthly
payroll and tax payments.
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