why do we need to study system analysis and design

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The business of business is to make money. An obvious advantage of using system analysis and design to improve business quality is increased profits. Low quality or substandard products can have detrimental consequences on a business over time. Reputation wanes. The expense incurred with repeating tasks erodes profits. Competitors can move into the company\’s sales territory. The benefits of an integrated system include higher levels of quality control and lower production costs by streamlining data processing and production processes. A systems engineer can implement complex designs to complete multiple and intricate production jobs along an extensive assembly line.
Systems analysis and design, as performed by systems analysts, seeks to understand br / what humans need to analyze data input or data flow systematically, process or br / transform data, store data, and output information in the context of a particular br / business.

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Furthermore, systems analysis and design is used to analyze, design, br / and implement improvements in the support of users and the functioning of br / businesses that can be accomplished through the use of computerized information systems. br / Installing a system without proper planning leads to great user dissatisfaction br / and frequently causes the system to fall into disuse. Systems analysis and design br / lends structure to the analysis and design of information systems, a costly endeavor br / that might otherwise have been done in a haphazard way. It can be thought of as a br / series of processes systematically undertaken to improve a business through the br / use of computerized information systems.

Systems analysis and design involves br / working with current and eventual users of information systems to support them br / in working with technologies in an organizational setting. br / User involvement throughout the systems project is critical to the successful br / development of computerized information systems. Systems analysts, whose roles br / in the organization are discussed next, are the other essential component in developing useful information systems. br / Users are moving to the forefront as software development teams become br / more international in their composition. This means that there is more emphasis br / on working with software users; on performing analysis of their business, problems, and objectives; and on communicating the analysis and design of the planned br / system to all involved. br / New technologies also are driving the need for systems analysis.

Ajax br / (Asynchronous javascript and XML) is not a new programming language, but a br / technique that uses existing languages to make Web pages function more like a traditional desktop application program. Building and redesigning Web pages that br / utilize Ajax technologies will be a task facing analysts. New programming languages, such as Ruby on Rails, which is a combination programming language and br / code generator for creating Web applications, will require more analysis

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