Jawaharlal Nehru Technological University Kakinada 2009 B.Tech Information Technology Design patterns - Question Paper
SET- 1
Code No: 2421203
IV B. Tech II Semester Regular Examinations, April/May 2009 DESIGN PATTERNS ( Information Technology )
Time: 3 Hours Max. Marks 80
Answer any FIVE questions All questions carry equal marks
1. (i) What is design pattern? Explain the step by step approach to apply a design pattern effectively? 8 (ii) Discuss about design patterns in smalltalk MVC? 8
2. List out the design problems in Lexis design? Explain the following design problems in detail? 8+8
(i) Document Structure (ii) Supporting Multiple Look-and-Feel Standards
3. What is creational pattern? Write in detail about Singleton and Prototype? 16
4. List out various structural patterns? Write in detail about Adapter structural pattern? 16
5. Discuss in brief about structural pattern? Write in detail about Proxy structural pattern? 16
6. Write in detail about Iterator behavioral pattern? Compare the structural and behavioral patterns? 16
7. (i) Write in detail about State behavioral pattern? 8
(ii) Write in detail about Observer behavioral pattern? 8
Code No: 2421203
IV B. Tech II Semester Regular Examinations, April/May 2009 DESIGN PATTERNS ( Information Technology )
Time: 3 Hours Max. Marks 80
Answer any FIVE questions All questions carry equal marks
1. Write in detail about the catalog of design patterns? 8
2. List out the design problems in Lexis design? Explain the following design problems in detail? 8+8
(i) Formatting (ii) Supporting Multiple Window Systems
3. Discuss about creational patterns? Write in detail about factory Method and Prototype? 8
4. List out various structural patterns? Write in detail about bridge structural pattern?
16
5. Write in detail about decorator structural pattern? Compare the structural and creational patterns? 16
6. Discuss in brief about behavioral pattern? Write in detail about command behavioral pattern? 16
7. (i) Write in detail about Observer behavioral pattern? 8
(ii) Write in detail about Strategy behavioral pattern? 8
Code No: 2421203
IV B. Tech II Semester Regular Examinations, April/May 2009 DESIGN PATTERNS ( Information Technology )
Time: 3 Hours Max. Marks 80
Answer any FIVE questions All questions carry equal marks
1. (i) Write in detail about describing design patterns? 8 (ii) Explain Design pattern space? 8
2. List out the design problems in Lexis design? Explain the following design problems in detail?
a. Embellishing the User Interface 8
b. User operations 8
3. What is creational pattern? Write in detail about Factory Method and Prototype?
16
4. List out various structural patterns? Write in detail about composite structural pattern? 16
5. Discuss in detail about acade structural pattern? List the differences between structural and behavioral patterns? 16
6. What is behavioral pattern? Write in detail about Interpreter behavioral pattern?
16
7. (i) Write in detail about Momento behavioral pattern? 8 (ii) Write in detail about Template Method behavioral pattern? 8
8. Discuss about expectations from design patterns?
16
Code No: 2421203
IV B. Tech II Semester Regular Examinations, April/May 2009 DESIGN PATTERNS ( Information Technology )
Time: 3 Hours Max. Marks 80
Answer any FIVE questions All questions carry equal marks
1. How design patterns solve design problems? 16
2. List out the design problems in Lexis design? Explain the following design
problems in detail?
a. Supporting Multiple Window Systems. 8
b.Spelling Checking and Hyphenation. 8
3. (i) Write in detail about Abstact factory and Buider? 8
(ii) Discuss about creational patterns? 8
4. Write about structural, creational and behavioral patterns? List out the differences between them? 16
5. Discuss in detail about fly weight structural pattern? And compare with the other structural patterns? 16
6. List out various behavioral patterns? Explain in detail about Chain of Responsibility behavioral pattern? 16
7. (i) Write about Mediator behavioral pattern? 8
(ii) Write about Visitor behavioral pattern? 8
8. Discuss in detail about the pattern community and the history of patterns? 16
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