Download JNTU-Hyderabad MBA 3rd Sem R15 2018 July 723AR Decision Support Systems Question Paper

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R15

Code No: 723AR

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JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

MBA III Semester Examinations, June/July-2018

DECISION SUPPORT SYSTEMS

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Time: 3hours

Max.Marks:75

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Note: This question paper contains two parts A and B.

Part A is compulsory which carries 25 marks. Answer all questions in Part A.

Part B consists of 5 Units. Answer any one full question from each unit. Each

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PART - A 5×5 Marks = 25

1. a) Define the three elements of decision. [5]
2. b) Explain the basic structure of DSS and its components. [5]
3. c) List different software life cycle models and explain any one of them. [5]

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4. d) Explain the importance of group decision support system. [5]
5. e) Describe four kinds of data that data warehouse use. [5]

PART - B 5 × 10 Marks = 50

1. Explain why the models are in DSS and state the DSS hierarchy. [10]
   

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   OR
   
2. Define the system. What are the key characteristics of a system? [10]
3. What are the seven basic DSS categories? Explain each of them. [10]
   OR
   

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4. What is the difference between an institutional and an adhoc DSS? Why does this difference matter? [10]
5. What are the two basic approaches to prototyping, which is usually better suited to development DSS? [10]
   OR
   

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6. Explain different software tools in DSS. [10]
7. Draw the block diagram of an expert system and explain each block function. [10]
   OR
   
8. What are the different types of DSS that are for group decision making? Briefly write about on group wave products. [10]

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9. List the five steps that must be performed in taking data from an operation database source to a data ware house database. Explain the steps. [10]
   OR
   
10. What is data warehousing? Explain its concepts and compare and contrast two basic ways to analyze the data warehouse data. [10]



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