Enterprise Support Systems Presentation of  Literature Survey Leon van der Ree Sept, 2007
Why Enterprise Support Systems? Graduation Project at company: T.E. Johnston & Co (Holland) b.v. They want to have a syste...
Who is T.E. Johnston? Invoice Survey Reports Request ETA Receive ETA Survey Assignment T.E. Johnston Assignment Agent Surv...
Objectives of literature study <ul><li>Find out: </li></ul><ul><ul><li>How companies work </li></ul></ul><ul><ul><li>How c...
Companies <ul><ul><li>Companies are organisations that want to make money </li></ul></ul><ul><ul><li>Money is needed to en...
Acquisition of mobile phone
Enterprise Support Systems <ul><li>ESS: computer systems to improve efficiency and effectiveness, by: </li></ul><ul><ul><l...
Enterprise Support Systems History <ul><li>Legacy Systems </li></ul><ul><ul><li>Departmental systems </li></ul></ul><ul><u...
Enterprise Support Systems History <ul><li>Legacy Systems </li></ul><ul><li>Pros: </li></ul><ul><ul><li>Perfectly suited f...
Enterprise Support Systems History <ul><li>Legacy Systems </li></ul>
Enterprise Support Systems Currently <ul><li>Enterprise Resource Planning (ERP) </li></ul><ul><ul><li>Business Process </l...
Enterprise Support Systems Currently <ul><li>ERP-enabled applications </li></ul><ul><ul><li>Build to support integration <...
Enterprise Support Systems Currently <ul><li>ERP-enabled applications </li></ul><ul><li>Pros: </li></ul><ul><ul><li>One en...
Enterprise Support Systems Currently <ul><li>ERP-enabled applications </li></ul>
Case: DELL-computers <ul><li>DELL-Computers bought SAP R/3 in 1994 </li></ul><ul><ul><li>Intention: All-in-One solution </...
Overall experiences ERP <ul><li>Intended pros: </li></ul><ul><ul><li>Outsource IT </li></ul></ul><ul><ul><li>Reduce costs ...
Overall experiences ERP <ul><ul><li>Warning! </li></ul></ul><ul><ul><li>The following slides contain  </li></ul></ul><ul><...
Overall experiences ERP <ul><li>58% of ESS matches business strategy </li></ul><ul><li><50% of IT requirements are covered...
Overall experiences ERP <ul><li>Conflicts with both consultants (38%) and vendors (30%) </li></ul><ul><li>90%  of implemen...
Enterprise Support Systems Trend <ul><li>Enterprise Application Integration (EAI) </li></ul><ul><ul><li>User centred desig...
Enterprise Support Systems Trend <ul><li>Enterprise Application Integration (EAI) </li></ul>
Conclusion <ul><li>Legacy fitted a company, but </li></ul><ul><ul><li>Not flexible  </li></ul></ul><ul><ul><li>Not maintai...
Graduation project <ul><li>New/custom system for T.E. Johnston: </li></ul><ul><ul><li>This will fit the company </li></ul>...
T.E. Johnston Invoice Survey Reports Request ETA Receive ETA Survey Assignment T.E. Johnston Assignment Agent Surveyor Ass...
T.E. Johnston
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Literature survey: Enterprise Support Systems

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Introduction to my Graduation Project about Enterprise Support Systems.

What do companies want and what kind of systems are available for them

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Literature survey: Enterprise Support Systems

  1. 1. Enterprise Support Systems Presentation of Literature Survey Leon van der Ree Sept, 2007
  2. 2. Why Enterprise Support Systems? Graduation Project at company: T.E. Johnston & Co (Holland) b.v. They want to have a system which can support them with their tasks.
  3. 3. Who is T.E. Johnston? Invoice Survey Reports Request ETA Receive ETA Survey Assignment T.E. Johnston Assignment Agent Surveyor Assignment Attends on ship Oil Sample Clients Results Results Laboratory
  4. 4. Objectives of literature study <ul><li>Find out: </li></ul><ul><ul><li>How companies work </li></ul></ul><ul><ul><li>How computer systems can support companies </li></ul></ul><ul><ul><li>About empirical data on performance </li></ul></ul><ul><ul><ul><li>Learn from mistakes from the past </li></ul></ul></ul>
  5. 5. Companies <ul><ul><li>Companies are organisations that want to make money </li></ul></ul><ul><ul><li>Money is needed to ensure the continuity of the company </li></ul></ul><ul><ul><li>Employees work together creating products and/or services which fulfil customer demands </li></ul></ul><ul><ul><li>Communication is used everywhere, both inside as well as outside a company </li></ul></ul>
  6. 6. Acquisition of mobile phone
  7. 7. Enterprise Support Systems <ul><li>ESS: computer systems to improve efficiency and effectiveness, by: </li></ul><ul><ul><li>Structure communication </li></ul></ul><ul><ul><li>Support decision making </li></ul></ul><ul><ul><li>Support management </li></ul></ul><ul><ul><li>Support production </li></ul></ul>
  8. 8. Enterprise Support Systems History <ul><li>Legacy Systems </li></ul><ul><ul><li>Departmental systems </li></ul></ul><ul><ul><ul><li>introduced to support inventory control and financial departments around 1960 </li></ul></ul></ul><ul><ul><li>In-house developed , custom made </li></ul></ul>
  9. 9. Enterprise Support Systems History <ul><li>Legacy Systems </li></ul><ul><li>Pros: </li></ul><ul><ul><li>Perfectly suited for their task </li></ul></ul><ul><li>Cons: </li></ul><ul><ul><li>Hard to maintain </li></ul></ul><ul><ul><li>Do not support integration </li></ul></ul>
  10. 10. Enterprise Support Systems History <ul><li>Legacy Systems </li></ul>
  11. 11. Enterprise Support Systems Currently <ul><li>Enterprise Resource Planning (ERP) </li></ul><ul><ul><li>Business Process </li></ul></ul><ul><ul><li>Integrate all departments of a company </li></ul></ul><ul><ul><ul><li>From supply to demand </li></ul></ul></ul>
  12. 12. Enterprise Support Systems Currently <ul><li>ERP-enabled applications </li></ul><ul><ul><li>Build to support integration </li></ul></ul><ul><ul><li>Industry wide standardised solutions, COTS </li></ul></ul><ul><ul><li>Modular set-up </li></ul></ul><ul><ul><li>Big vendors, E.G.: SAP, PeopleSoft, Oracle, Baan, Exact </li></ul></ul><ul><ul><li>Multi billion dollar industry </li></ul></ul>
  13. 13. Enterprise Support Systems Currently <ul><li>ERP-enabled applications </li></ul><ul><li>Pros: </li></ul><ul><ul><li>One enterprise-wide knowledge/data-base </li></ul></ul><ul><li>Cons: </li></ul><ul><ul><li>Systems defines how to work </li></ul></ul><ul><ul><ul><li>People work around, to get things done </li></ul></ul></ul><ul><ul><ul><li>Old systems are still used </li></ul></ul></ul>
  14. 14. Enterprise Support Systems Currently <ul><li>ERP-enabled applications </li></ul>
  15. 15. Case: DELL-computers <ul><li>DELL-Computers bought SAP R/3 in 1994 </li></ul><ul><ul><li>Intention: All-in-One solution </li></ul></ul><ul><ul><li>Experience: </li></ul></ul><ul><ul><ul><li>Stopped implementation after 2 years </li></ul></ul></ul><ul><ul><ul><li>did not fit </li></ul></ul></ul><ul><ul><ul><ul><li>Decentralised management </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Keep pace with growth </li></ul></ul></ul></ul><ul><ul><li>Currently: develop an EAI-solution in-house </li></ul></ul>
  16. 16. Overall experiences ERP <ul><li>Intended pros: </li></ul><ul><ul><li>Outsource IT </li></ul></ul><ul><ul><li>Reduce costs </li></ul></ul><ul><ul><li>Support management </li></ul></ul>
  17. 17. Overall experiences ERP <ul><ul><li>Warning! </li></ul></ul><ul><ul><li>The following slides contain </li></ul></ul><ul><ul><li>dramatic figures </li></ul></ul>
  18. 18. Overall experiences ERP <ul><li>58% of ESS matches business strategy </li></ul><ul><li><50% of IT requirements are covered </li></ul>
  19. 19. Overall experiences ERP <ul><li>Conflicts with both consultants (38%) and vendors (30%) </li></ul><ul><li>90% of implementations not according to plan </li></ul><ul><li>51% of implementations is viewed as unsuccessful </li></ul><ul><li>46% didn't see how the software could improve their way of doing business </li></ul><ul><li>A tendency towards EAI solutions seen </li></ul>
  20. 20. Enterprise Support Systems Trend <ul><li>Enterprise Application Integration (EAI) </li></ul><ul><ul><li>User centred design </li></ul></ul><ul><ul><ul><li>Implements organisations business process </li></ul></ul></ul><ul><ul><ul><li>Supports customisation </li></ul></ul></ul><ul><ul><ul><li>and thereby integration </li></ul></ul></ul><ul><ul><li>Stays technical solution </li></ul></ul><ul><ul><ul><li>Middleware solutions, providing one common interface, hiding all applications in an IT-layer </li></ul></ul></ul><ul><ul><li>No empirical data at the moment </li></ul></ul>
  21. 21. Enterprise Support Systems Trend <ul><li>Enterprise Application Integration (EAI) </li></ul>
  22. 22. Conclusion <ul><li>Legacy fitted a company, but </li></ul><ul><ul><li>Not flexible </li></ul></ul><ul><ul><li>Not maintainable </li></ul></ul><ul><li>Current ESS </li></ul><ul><ul><li>Fail to adequately support companies </li></ul></ul><ul><li>EAI seems promising </li></ul><ul><ul><li>It again tries to fit a company </li></ul></ul><ul><ul><li>No empirical data found yet </li></ul></ul>
  23. 23. Graduation project <ul><li>New/custom system for T.E. Johnston: </li></ul><ul><ul><li>This will fit the company </li></ul></ul><ul><ul><li>This will be easy to customise </li></ul></ul><ul><li>MMI challenges: </li></ul><ul><ul><li>User/Company centred design </li></ul></ul><ul><ul><li>Collaboration centred </li></ul></ul>
  24. 24. T.E. Johnston Invoice Survey Reports Request ETA Receive ETA Survey Assignment T.E. Johnston Assignment Agent Surveyor Assignment Attends on ship Oil Sample Clients Results Results Laboratory
  25. 25. T.E. Johnston

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