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Download JNTUH MCA 5th Sem R13 2017 August 815BF Design Patterns Question Paper

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

This post was last modified on 17 March 2023


R13

Code No: 815BF

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JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

MCA V Semester Examinations, August - 2017

DESIGN PATTERNS

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Time: 3 Hours

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Max. Marks: 60

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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

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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.



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PART - A




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5 ? 4 Marks = 20



1.a)

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What is meant by a design pattern? Discuss the significance.



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[4]

b)

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Write brief notes on abstract factory pattern.



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[4]

c)

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Discuss about implementation of composite pattern.




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[4]

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d)

Discuss the usage of chain of responsibility pattern.


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[4]

e)

Explain the uses of visitor pattern.

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[4]



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PART - B




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5 ? 8 Marks = 40

2.

Discribe how the design patterns solve design problems.

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[8]

OR

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3.

Discuss about design patterns in small talk MVC.

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[8]


4.

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Compare the factory method and prototype design patterns.



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[8]

OR

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5.

Explain the structure, implementation and source code for the singleton patterns. [8]

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6.

Explain the usage of fa?ade pattern with a suitable example.

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[8]

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OR

7.

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Explain the structure and implementation of decorator and proxy patterns.

[8]


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8.

Compare the usage of Interpreter and Iterator patterns.


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[8]

OR

9.

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Write the source code for mediator pattern. And explain its usage with a suitable example.



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[8]


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10.

Write the implementation and source code for state and strategy patterns.

[8]

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11.

What we can expect from design patterns? Discuss about the history of design patterns.

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[8]

--ooOoo--