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Systems Analysis

Systems Analysis. Introduction Nizar R. Mabroukeh nizar@ccse.kfupm.edu.sa. Systems and Procedures. System: A network of interrelated procedures that are joined together to perform an activity or to accomplish a specific objective.

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Systems Analysis

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  1. Systems Analysis Introduction Nizar R. Mabroukeh nizar@ccse.kfupm.edu.sa

  2. Systems and Procedures • System: A network of interrelated procedures that are joined together to perform an activity or to accomplish a specific objective. • Procedure: A precise series of step-by-step instructions that explain: • What is to be done. • Who will do it • When it will be done • How it will be done. Nizar Mabroukeh, 2000

  3. Definition of Systems Analysis • It is the process of analyzing a system with the potential goal of improving or modifying it. • It involves the study and design of a system in order to modify it, hopefully to the better. • In the systems analysis approach, all major influences and constraints are identified and evaluated in terms of their impact on various decision points in the system. • Decision Point: That point in a system at which some person or automatic mechanism must react to input data and make a decision. Nizar Mabroukeh, 2000

  4. Definition of A Systems Analyst • A person who can start with a complex problem, break it down logically, and identify the reasonable solutions. • To be affective he must be able to understand and analyze the existing system and procedures and design new ones when required. • He views a systems situation in terms if its scope, objectives and the organizational framework. Nizar Mabroukeh, 2000

  5. Directives to the Analyst - Scope • Scope: The scope of a system is its Range. • What boundaries will this study encompass? • These boundaries are the breadth that the study will encompass or cover. Nizar Mabroukeh, 2000

  6. Directives to the Analyst - Objectives • Whatever the analyst is trying to accomplish. • How can it be accomplished within the organization’s framework Nizar Mabroukeh, 2000

  7. Directives to the Analyst - Organizational Framework • The Information Structure within which the system operates. • It is very important to a systems analyst to understand the information used in the current system as well as information that may be used in a proposed system. Nizar Mabroukeh, 2000

  8. Job Descriptions for SA’s • Manger of Systems Analysis. • Lead Systems Analyst. • Senior Systems Analyst. • Systems Analyst. • Systems Analyst Trainee. • Programmer Analyst. Nizar Mabroukeh, 2000

  9. Relationship of the Systems Dept. to the Rest of the Organization. Nizar Mabroukeh, 2000

  10. Further Reading • Jerry Fitzgerald & Ardra Fitzgerald, “Fundamentals of Systems Analysis.” John Wiley & Sons. 3rd edition, 1987. Nizar Mabroukeh, 2000

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