Managing the Application Development

How system project Begun Information system applications originate from virtually all areas of firm and relate to massively differing business problems. This section discuss the reason request are made for system assistance and the origin of application proposals.

Reasons for project Proposals Request for system are typically motivated by one of three general objective Solve a problem – An activity, process or function that dose not now or may not in the future meet performance standard or expectation unless remedial action taken Capitalize on an opportunity – A change to expand or improve business performance and competitive achievements Respond to a directive – An order, request or mandate originating from a legislative or management authority to provide information perform in a certain manner or alter either information or performance.

Reasons for project Proposals To achieve these objective firm typically undertaken projects for one or more of the following reasons FIVE C’s Capability Control Communication Cost Competitiveness

Capability business activities are influenced by an organization ability to process transaction quickly and efficiently. Information system add capability in three ways I.Improved processing speed II.Ability to handle increased volume III. faster retrieved of information

ReasonExplanation capability Great processing speed Increased volume Faster information retrieval Using the computer inherent ability to calculate sort and retrieve data and information when greater speed than that of people doing the same tasks is desires Provide the capacity to process a greater amount of activity perhaps to take advantage of new business to exceed the capacities and procedures underlying the achievements to date. Locating and retrieving information from storage, conducting complex searches.

Control Two strategies of concern include relation of information system to management and operation control. I.Improving accuracy and consistency II.Enhancing security of sensitive data

ReasonExplanation Control Greater Accuracy and improved Consistency Batter Security Carrying out computing steps including arithmetic, correctly and in the same way each time Safeguarding sensitive and important data in a form that is accessible only to authorized personnel

Communication Communication is a common source of difficulties affecting customers and employees alike. Well-developed information system both enhance communication and facilitate the integration of individual business functions Enhance Communication Integrate Business Area

ReasonExplanation Communication Enhanced Communication Integration of business Areas Speeding the flow of information and messages between remote locations as well as within offices. Induces the transmission of documents within offices Coordinating business activities taking place in separate areas of an organization through capture and distribution of information.

Cost Unknown or uncontrolled costs have many organizations out of business and severely hampered the success of countless others. Information system play an important role in both monitoring and reducing operating coats Cost Monitoring Cost Reduction

ReasonExplanation Cost Cost Monitoring Cost Reduction Tracking the cost of labor good and facilities to determine how actual cost compare with exceptions Using computing capability to process data at a lower cost then possible with other methods while maintaining accuracy and performance levels

Competitiveness Reliable computer information system are a strategic weapon that can change the way a firm competes. As a result they may improve an organization and help it gain a competitive advantage. Lock in customer Lock out competitors Improve arrangement with suppliers New product development

ReasonExplanation Competitive Advantage Lock in customers Lock out competitors Improve arrangement with suppliers New product development Changing the relationship with and services provided to customers in such a way that they will not choose to change suppliers Reducing the likelihood that competitors will be able to enter the same market because of the way the organization use information system Changing the pricing service or delivery arrangement or relationship between suppliers and the organization to be benefiting the firm. Introducing new products with characteristics that use or are influenced by information technology.

System planning methodologies Sources of project requests There are four primary sources of project. The requester inside the organization are department managers, senior executive, and system analyst. Department Managers Senior Executive System analyst Outside Groups