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Chapter 6

Terms in this set (23)

Enterprise-wide systems
Any information systems used throughout an enterprise with the intention of enabling a consistent type of functionality as well as enterprise-wide access to the same data
Enterprise-wide systems construction
Enterprise-wide systems can be purchased as one major piece or by linking together multiple disparate systems using Middleware and XML tools.
Middleware permits
ERP systems to share data with legacy systems.
Middleware
A general term for any software or programming that serves to link together or communicate between two separate and different programs
Legacy system
An old, usually outdated application that has not yet been replaced or upgraded
ERP systems overcome
the traditional functional 'silos' that have historically inhibited the free flow of information in enterprises.
ERP nature
modular
ERP systems use
centralized databases to hold the data of an organization for personnel access and use
ERP systems are
client-server systems built on relational database systems
Client-server systems are defined based on the three elements of an information system:
data, processing (applications) and output (display).
Types of Client-server systems
- distributed processing system
- two-tier client-server systems
- three-tier client-server system
- distributed data client-server system
distributed processing system
processing element given to clients
two-tier client-server systems
system with servers and clients
three-tier client-server system
applications are distributed to servers dedicated to applications
distributed data client-server system
data distributed to client
Relational database systems
A logical database model that relates data in different tables within the database by sharing a common data element (or field) between them.
Packaged software
Commercial-off-the-shelf software
Characteristic of ERP
BRP
BPR
fundamental rethinking and radical redesign of existing business processes to add value or prepare for new technologies
BPR stands for
Business process reengineering
Ways to integrate ERP
- Best of breed
- Middleware and XML
Six phases to implementing a system
o Defining the project
o Analyzing your Operations
o Designing the Solution
o Building the Solution
o Transition to the New System
o Putting it into Production
Collaborative systems
Information systems that interact between enterprises to enable them to work together on common business initiatives and ventures.
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