System Development Life Cycle (SDLC) is a process of developing information systems through seven phases. Those phases are concept, requirements, design,implementation, release, operation and maintenance, and decommission.
The first phase is the concept phase. This is when the project begins and give the overview of the overall project. The second phase is the requirement phase. The requirement phase is where the overall objectives are set. The third phase is the design phase. Design phase as the name suggests, is the phase were the final project detail is produced. Fourth phase is the implementation phase. This phase involves building the system and implementing the set specifications. Fifth phase is the release phase. The release phase involves the releasing of the product to users and customers. The second to the last phase is the operation and maintenance phase. This phase is to make sure that the system is in working order and to make sure that the system will operate overtime. The last stage is the decommission stage. This phase is when the life cycle of the system is completed and is replace by a new concept.
Entry criteria is a predetermined set of conditions. This conditions are use to determine the cost effectiveness of initiating a process or a sub-process. This criteria can be use to increase the quality of the product and minimize inadequate prior work. On the other hand, exit criteria is a predetermined set of conditions that must be met to complete a specific process or sub-process.
Entry and exit criteria is a set of tool that can be use between phases or stages of a process or a system. Integrating this tool between phases in the SDLC will ensure that it meets the set specifications in order to produce a good quality product. This will help reduced cost and inadequate work.
In my opinion accounting controls are procedures used to assure accuracy in the record keeping. They are use to detect errors and fraud in the system. Controls are also put in place to make sure that the data placed in the system are correct and accurate. As accountants, we have an obligation to help ensure that firms are run efficiently as possible. It’s our responsibility to give shareholders a better return on their investments. Its our job to make sure that public records are kept accurately. As accountants, we are also responsible in managing the asset of the company we work for, to manage the cost of the company’s overall operations, and to evaluate the performance of the company. Integrating the accounting aspect in a SDLC is bound to give better results in an organization. It will provide a cost-effective way of doing business. It will also ensure that the process develop will give a better return on investment.
Wesites visited:
http://en.wikipedia.org/wiki/Exit-criteria
http://www.stylusinc.com/Common/Concerns/SoftwareDevtPhilosophy.php
Monday, October 15, 2007
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