system-analysis-design.docx - Assignment Cover Sheet Qualification Module Number and Title Higher National Diploma in Computing System Developement

system-analysis-design.docx - Assignment Cover Sheet...

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Assignment Cover Sheet Qualification Module Number and Title Higher National Diploma in Computing & System Developement System Analysis & Designing Student Name & No. Assessor R.M. PRAVIN/07 Ms. Chamila Attanayake Hand out date Submission Date 21/06/2016 14/07/2016 Assessment type Coursework Duration/Length of Assessment Type 3 weeks Weighting of Assessment 60 % Learner declaration I, ………………………………………… . certify that the work acknowledged. <name of the student and registration number> , submitted for this assignment is my own and research sources are fully Marks Awarded First assessor IV marks Agreed grade Signature of the assessor Date
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F EEDBACK F ORM I NTERNATIONAL C OLLEGE OF B USINESS & T ECHNOLOGY Module: Student: Assessor: Assignment: Strong features of your work: Areas for improvement: Marks Awarded:
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Acknowledgment First and foremost, I would like to thank our lecturer, Ms. Chamila Attanayake for the valuable guidance and advice. He inspires me greatly to work in this assignment. Besides, I would like to thank the ICBT campus management for providing us with a good environment and facilities to complete this assignment. Finally, an honorable mention goes to my family and friends for their understandings and supports on me in completing this assignment. Without their tremendous support, I would face many difficulties while doing this. 1
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Executive Summary 2
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Table of Contents Acknowledgment ....................................................................................................................................... Executive Summary ................................................................................................................................. Table of Contents .................................................................................................................................... III 1.0 Introduction ......................................................................................................................................... 2.0 Task 01 ................................................................................................................................................ 3.0 Task 02 ................................................................................................................................................ 3.1 Procedure of the Current System .................................................................................................... 3.2 Drawbacks of the Current System .................................................................................................. 4.0 Task 03 ................................................................................................................................................ 4.1 Questionnaires ................................................................................................................................. 4.2 Interviews ........................................................................................................................................ 4.3 Observations ................................................................................................................................... 4.4 Investigation .................................................................................................................................... 5.0 Task 04 ................................................................................................................................................ 5.1 Survey for the hospital management ............................................................................................... 6.0 Task 05 .............................................................................................................................................. 10 6.1 Feasibility Study Report ............................................................................................................... 10 6.1.2 Technical Feasibility .................................................................................................................. 11 6.1.3 Operational feasibility ................................................................................................................ 12 6.1.4 Economic Feasibility ................................................................................................................. 13 7.0 Task 06 .............................................................................................................................................. 15 7.1 Planning and Analyzing ................................................................................................................ 16 7.2 Design ........................................................................................................................................... 17 3
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7.3 Coding ........................................................................................................................................... 17 7.4 Testing and Implementation .......................................................................................................... 18 7.5 Maintenance .................................................................................................................................. 19 8.0 Task 07 .............................................................................................................................................. 20 8.1 Comparison of the Life cycle models ........................................................................................... 21 8.1 Recommendation .......................................................................................................................... 22 9.0 Task 08 .............................................................................................................................................. 23 9.1 ER Diagram .................................................................................................................................. 23 9.2 Process of the ER Diagram ........................................................................................................... 24 10.0 Task 09 ............................................................................................................................................ 25 10.1 Data Dictionary for The ER Diagram ......................................................................................... 25 11.0 Task 10 ............................................................................................................................................ 26 11.1 Context Diagram for proposing System ...................................................................................... 26 12.0 Task 11 ............................................................................................................................................ 27 12.1 Level 0 Data Flow Diagram ........................................................................................................ 27 13.0 Task 12 ............................................................................................................................................ 28 Level 01 Data Flow Diagram .............................................................................................................. 28 14.0 Task 13 ............................................................................................................................................ 29 14.1 Data Dictionary for The Data Flow Diagram ............................................................................. 29 15.0 Task 14 ............................................................................................................................................ 30 15.1 Difference between Business System Options (BSOs) and Technical System Options (TSOs) ...................................................................................................................................................... 30 15.1 Requirement of selecting BSOs and TSOs ................................................................................. 31 16.0 Task 15 ............................................................................................................................................ 31 16.1 Top Down Design ....................................................................................................................... 31 16.2 Bottom Up Design ...................................................................................................................... 31 4
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16.3 Recommending the suitable approach for Winlanka .................................................................. 31 17.0 Conclusion ...................................................................................................................................... 34 18.0 Future Recommendation ................................................................................................................. 35 19.0 Gantt Chart ...................................................................................................................................... 36 20.0 References ....................................................................................................................................... 37 21.0 Appendices ...................................................................................................................................... 38 5
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List of Tables and Illustrations Table 1 - Minimum Requirement for the new system ............................................................................. 11 Table 2 - Tangible vs. Intangible ............................................................................................................. 13 Table 3 - system specification ................................................................................................................. 14 Table 4 - SDLC Model Comparison ....................................................................................................... 22 Table 5 - Data Dictionary for ER Diagram ............................................................................................. 25 Table 6 - Data Dictionary for DFD ......................................................................................................... 29 Figure 1 - Feasibility Possibilities ........................................................................................................... 11 Figure 2 - Benefits of Economic Feasibility ........................................................................................... 13 Figure 3 - SDLC ...................................................................................................................................... 15 Figure 4 - ER Diagram ............................................................................................................................ 23 Figure 5 - Context Diagram .................................................................................................................... 26
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