Systems Analyst and Its Roles (2)

AjengSavitri 384 views 19 slides Feb 26, 2021
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Systems Analysis and Design By : Ajeng Savitri P, M.Kom Pertemuan 3 Prepared by Kevin C. Dittman for Systems Analysis & Design Methods 4ed by J. L. Whitten & L. D. Bentley

Systems Analyst and Its Roles

Role in System Development Project Manager 3

Many organizations consider information systems and computer applications as essential to their ability to compete or gain competitive advantage. Information has become a management resource equal in importance to property, facilities, employees, and capital. All workers need to participate in the development of these systems and applications But one specialist plays a special role in systems and applications development, the systems analyst. A systems analyst(s) facilitates the development of information systems and computer applications. The Systems Analyst - A Key Resource

Systems Analysts as a Facilitator

The systems analyst performs systems analysis and design. Systems analysis is the study of a business problem domain for the purpose of recommending improvements and specifying the business requirements for the solution. Systems design is the specification or construction of a technical, computer-based solution for the business requirements identified in a systems analysis. (Note: Increasingly, the design takes the form of a working prototype.). The Systems Analyst - A Key Resource

The system analyst bridges the communications gap between those who need the computer and those who understand the technology. Why do businesses need Systems Analysts ?

Systems analysts are people who understand both business and computing. Systems analysts study business problems and opportunities and then transform business and information requirements of the business into the computer-based information systems and computer applications that are implemented by various technical specialists including computer programmers. Wh at is a Systems Analysts ?

A formal definition: A systems analyst facilitates the study of the problems and needs of a business to determine how the business system and information technology can be solve the problem and accomplish improvements for the business. The product of this activity may be improved business processes, improved information systems, or new or improved computer applications frequently all three. Wh at is a Systems Analysts ?

When information technology is used, the systems analyst is responsible for: the efficient capture of data from its business source the flow of that data to the computer the processing and storage of that data by the computer the flow of useful and timely information back to the business and its people Information technology is a contemporary term that describes the combination of computer technology (hardware and software) with telecommunications technology (data, image, and voice networks). Wh at is a Systems Analysts ?

A systems analyst is a business problem solver. A systems analyst helps the business by solving its problems using system concepts and information technology. A systems analyst sell business management and computer users the services of information technology. A systems analyst sells change. Wh at is a Systems Analysts ?

The role of systems analyst is changing into two di fferent positions or roles, business analyst and application analyst. A business analyst is a systems analyst that specializes in business problem analysis and technology-independent requirements analysis. An application analyst is a systems analyst that specializes in application design and technology-dependent aspects of development. A synonym is system or application architect. Wh at is a Systems Analysts ?

A system analyst is a system-oriented problem solver. System problem solving is the act of studying a problem environment in order to implement corrective solutions that take the form of new or improved systems. Most systems analysts use some variation of a system problem solving approach called a system development life cycle. A systems development life cycle (SDLC) is a systematic and orderly approach to solving system problems. Wh at Does a Systems Analysts do ?

The SDLC usually incorporates the following general-purpose problem solving steps: Planning - identify the scope and boundary of the problem, and plan the development strategy and goals. Analysis - study and analyze the problems, causes, and effects. Then, identify and analyze the requirements that must be fulfilled by any successful solution. Design - if necessary, design the solution not all solutions require design. Implementation - implement the solution. Support - analyze the implemented solution, refine the design, and implement improvements to the solution. Different support situations can thread back into the previous steps . Wh at Does a Systems Analysts do ?

A System Development Life Cycle

System analysts are responsible for other aspects of a system including: PEOPLE, including managers, users, and other developers – and including the organizational behaviors and politics that occur when people interact with one another. DATA, including capture, validation, organization, storage, and usage. PROCESSES, both automated and manual, that combine to process data and produce information. INTERFACES, both to other systems and applications, as well to the actual users (e.g., reports and display screens). NETWORKS, which effectively distribute data, processes, and information to the people. Wh at Does a Systems Analysts do ?

Systems analysts can be found in most businesses; however, the organization of information services in many businesses is in turmoil as those businesses reorganize to improve service, quality, and value. Wh ere Do a Systems Analysts work ?

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