EVOLVING CURRENT SYSTEMS
Old, but trusted. Well understood. Managed and supported by people that have met and conquered all problems.
Do you need to get rid of these current systems? Maybe.
1. Some current systems can be 'wrapped' to preserve the old functionality, yet allow communications with newer systems.
2. Other current systems must be retired because of technical limits, or the end of support for old hardware or software systems by vendors.
If you want to change your computing environment and portfolio of applications, you can use small incremental steps of change, or take large leaps.
Whichever way you choose to change your information systems, you will need a plan. One that covers the business, technical, and human factors which will make the difference between success and failure.
IS Integration and Architecture is primarily risk management.
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