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IGNOU BCA/MCA MCS-014 3rd semester Term-End Examination (SYSTEM ANALYSIS AND DESIGN) books/block,term-end exam notes,upcoming guess paper,important questions,study materials,previous year papers download.
Notes-1
1. (a) What is the role of a system analyst in system development ? Explain any six attributes of a good system analyst.
(b) What is modularity ? How can modularity in design be achieved ? Explain the advantages of modular design.
(c) What is MIS ? What are the various functions of MIS in a business organization ?
(d) What is the need of feasibility study of an information system ? Explain the different operational feasibility issues of a system.
(e) What is database design ? Explain the different issues involved in the designing of a database.
2. (a) What is cost and effort estimation.? Give a brief explanation of any cost and effort estimation model.
(b) What is decision table ? Design a decision table for Library Management System.Make appropriate assumptions.
(c) Explain the responsibility and authority of the system auditor.
3. (a) What is DFD ? Draw a DFD (0 and 1 level) for Online Admission System to offer online
admission to graduate and post graduate students of a university.
(b) Explain the steps and activities in the testing and maintenance phases of SDLC.
4. (a) What is Decision Support System (DSS) ? What are its basic characteristics ? Briefly
explain the various components of DSS,with the help of a diagram.
(b) Draw the object interaction diagram for a system of your choice.
(c) What is a report ? Briefly explain the criteria for report design.
5. Write short notes on the following :
(a) Software Quality Assurance
(b) CASE Tools
(c) Real Time System
(d) Software Documentation
Notes-2
1. (a) Draw a 0-level and 1-level DFD of a library information system. Make necessary assumptions.
(b) Explain the term 'Feasibility study'. Explain the categories of feasibility with suitable examples.
(c) Explain waterfall model with the help of a diagram. How is it different from spiral model ? Explain the merits and demerits of both the models.
(d) Differentiate between various types of file organisations.
(e) Explain the term MIS. Explain the components of a transaction processing system with suitable diagram.
2. (a) Construct an Entity Relationship diagram for an airlines reservation system.
(b) What is meant by the term CASE ? Describe the various components and tools of CASE.
(c) Explain the terms 'User manual' and `System documentation'.
3. (a) What is the relevance of an Information Security Architecture in MIS ? Draw its diagram.
(b) Differentiate between System Analysis andSystem Design. What are the issues and constraints to be taken care of while designing a software product ?
(c) Differentiate between Reverse engineering and Forward engineering. What is meant by a legacy system ?
4. (a) Prepare SRS for a "University admission system". Make necessary assumptions.
(b) Differentiate between coupling and cohesion. Explain the various types of coupling.
(c) What is meant by "User Interface" ? What are the basic guidelines to design a user interface ?
5. (a) What are the essential criteria for form design and report design ? Explain.
(b) Explain software maintenance and differentiate between various types of software maintenance.
(c) Give any one method of cost benefit analysis and explain it.
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