Ch.7 Building information system

Ch.7 Building information system - Ch.7 Building...

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Ch.7 Building information system 7.1 System as planned organizational change Building a new IS is planned organizational change. New information system involves much more than new hardware and software. It also includes changes in jobs, skills, mgmt and organization. System builders must understand how a system will affect specific business processes and the organization as a whole. System development and organizational change There are four type of structural organizational change that are enabled by IT and they have different rewards and risks 1. Automation Most common form of IT-enabled organizational change Involved assisting employees with performing their tasks more efficiently and effectively. E.g. of automation, payroll registers, deposit records Slow-moving and slow-changing but little risk New bottlenecks in production and makes the existing arrangement of procedures and structures painfully cumbersome. 2. Rationalization This is change much more quicker than automation It is the streamlining of standard operating procedures. 3. Reengineering business proceed reengineering (BPR) This business processes are analyzed, simplified, and redesigned. Using IT, organization can rethink and streamline their business process to improve speed, service and quality. The work flow is to combine steps to cut waste and eliminate repetitive, paper-intensive tasks. It need a new vision of how the process is to be organized E.g. Ford Motor Company s invoiceless processing which reduce 75% of account payable because account payable clerks used to spend time to resolve discrepancy between purchase order, receive doc. And invoice. Ford reengineered its order into an online database that can be checked by the receiving department when the ordered item arrive. 4. Paradigm shifts This is more radical form of business change Involves rethinking the nature of the business and the nature of organization High risk bust high reward. They can be more productivity if successfully. Reengineering and paradigm often fail because it is difficult to orchestrate. 妥善安排
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Ch.7 Building information system Business process reengineering (BPR) P.280-284 7.2 overview of system development P.285 Systems development is an activities that go into producing an IS solution to an organizational problem or opportunity. These activities consist of systems analysis system design programming testing conversion production and maintenance. It usually sequential order but some of activities may need to repeated, depending on the approach to system building that is being employ Systems analysis Is analyzing the problem that the organization will try to solve with an IS. Is use to describes what system should do to meet information requirements
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Ch.7 Building information system - Ch.7 Building...

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