Presentation on theme: "Systems Analysis and Design"— Presentation transcript: 1 Systems Analysis and Design Show
2 Competencies (Page 1 of 2) 3 Competencies (Page 2 of 2) 4 13-4 Introduction Most people in an organization are involved with an
information system of some kind. For the organization to create and use the system requires thought and effort. Fortunately there is a six step process for accomplishing this as this chapter will explain. Copyright © 2010 by The McGraw-Hill Companies, Inc. All rights reserved. 5
System Analysis and Design 6 Phase 1 Preliminary Investigation 7 Phase 2 Systems Analysis
8 Analyzing the Data Checklist Top-down analysis method Grid charts
9 Analyzing Data Tools Grid chart Data flow diagram System flowchart
10 Phase 3 Systems Design Design includes 3 major tasks: 11 Phase 4 Systems Development 12 Phase 5 Systems Implementation 13 Phase 6 Systems Maintenance
14 Prototyping and Rapid Applications Development
15 Careers in IT Systems Analysts plan and design new systems or reorganize a computer’s resources to best utilize them
They follow the systems life cycle Requires a bachelor’s degree in computer science and technical experience Can expect to earn an annual salary of $54,500 to $87,500 Copyright © 2010 by The McGraw-Hill Companies, Inc. All rights reserved.
16 A Look to the Future The Challenge of Keeping Pace
17 Discussion Questions (Page 1 of 2) 18 Discussion Questions (Page 2 of 2) In what phase users are trained to use the new system?Implementation Phase
Implementation includes user notification, user training, installation of hardware, installation of software onto production computers, and integration of the system into daily work processes.
Which of the following is used to show the decision rules that apply when certain conditions occur?Decision tables – shows the decision rules that apply when certain conditions occur. It also shows what action should take place as a result. These tables used IF… THEN rules to get results.
Is the process of building a model that can be modified before the actual system is installed?Prototyping means to build a model or prototype that can be modified before the actual system is installed. A systems analyst develops a prototype for a system as a solution to a problem.
Who study the organization systems to determine what actions to take and how computer technology can assist them?A systems analyst examines a company's current technology processes and ensures that an organization is running efficiently and effectively, recommending new or updated technology as needed. Those investigating how to become a systems analyst will find there are typically three steps to reach the position.
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