Download JNTUH (Jawaharlal nehru technological university) MCA (Master of Computer Applications) 5th Sem (Fifth Semester) Regulation-R13 2017 August 815BF Design Patterns Previous Question Paper
R13
Code No: 815BF
JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD
MCA V Semester Examinations, August - 2017
DESIGN PATTERNS
Time: 3 Hours
Max. Marks: 60
Note: This question paper contains two parts A and B.
Part A is compulsory which carries 20 marks. Answer all questions in Part A. Part B
consists of 5 Units. Answer any one full question from each unit. Each question carries
8 marks and may have a, b, c as sub questions.
PART - A
5 ? 4 Marks = 20
1.a)
What is meant by a design pattern? Discuss the significance.
[4]
b)
Write brief notes on abstract factory pattern.
[4]
c)
Discuss about implementation of composite pattern.
[4]
d)
Discuss the usage of chain of responsibility pattern.
[4]
e)
Explain the uses of visitor pattern.
[4]
PART - B
5 ? 8 Marks = 40
2.
Discribe how the design patterns solve design problems.
[8]
OR
3.
Discuss about design patterns in small talk MVC.
[8]
4.
Compare the factory method and prototype design patterns.
[8]
OR
5.
Explain the structure, implementation and source code for the singleton patterns. [8]
6.
Explain the usage of fa?ade pattern with a suitable example.
[8]
OR
7.
Explain the structure and implementation of decorator and proxy patterns.
[8]
8.
Compare the usage of Interpreter and Iterator patterns.
[8]
OR
9.
Write the source code for mediator pattern. And explain its usage with a suitable example.
[8]
10.
Write the implementation and source code for state and strategy patterns.
[8]
11.
What we can expect from design patterns? Discuss about the history of design patterns.
[8]
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This post was last modified on 17 March 2023