Jawaharlal Nehru Technological University Anantapur 2010-2nd Sem B.Tech Information Technology Code No: R5421206 Set:1 IV .ester(R05) Regular & Supplementary s, il/ DESIGN PATTERNS - Question Paper

Code No: R5421206 1
IV B.Tech.II Semester(R05) Regular & Supplementary Examinations, April/May 2010
DESIGN trends
(Common to info Technology and Computer Science & System Engineering)
Time: three hours Max Marks: 80
ans any 5 ques.
1. (a) What is Design pattern? discuss the step by step approach to apply a design trend E®ectively.
(b) discuss Design trend space.
2. discuss the subsequent design issues in detail.
(a) Embellishing the User Interface.
(b) Spelling Checking and Hyphenation.
3. What is creational pattern? Write in detail about Singleton and Prototype?.
4. List out different structural trends. & Write in detail about composite structural trends.
5. (a) Write in detail about :
i. Decorator structural trend.
ii. Acade structural and creational trends.
(b) Compare the structural and creational patterns?.
6. (a) List out different behavioral trends.
(b) Write in detail about Interpreter behavioral trend.
7. (a) Write in detail about mediator behavioral trend.
(b) Write in detail about observer behavioral trend.
8. (a) explain about expectations from design patterns?
(b) List out the design issues in Lexi's design?

Earning:   Approval pending.