求翻译：在现有系统中的错误或问题，可以触发系统项目的要求。处理旧系统时，有时花太多时间反应一天到一天的问题，不找根源。这种方法可以变成一个信息系统，改正，并不能支持公司的整体业务需求的变化错落有致。这个问题通常发生与遗留系统，这是旧系统，是技术先进的。当迁移到一个新的系统，IT规划者必须对现有数据的转换，这是第11章中详细介绍了，管理系统实施计划。是什么意思？

Errors or problems in the existing system, can trigger the system requirements of the project. Dealing with the old system, and sometimes spend too much time to react day to day, not looking for root causes. This method can be turned into an information system, corrections, and can not support the p

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In the existing system mistake or the question, may trigger the system project the request.When processes the old system, sometimes spends the too much time to respond one day to a day-long question, does not look for the root.This method may turn an information system, the correction, cannot suppor

Errors or problems in the existing system, can trigger the system requirements of the project. When dealing with legacy systems, reaction sometimes spend too much time day to day issues, do not go to the root of. This way you can become an information system, corrections and courtyards could not sup

正在翻译，请等待...