OBJECT ORIENTED ANALYSIS AND DESIGN MODEL PAPERS

Code No: 07A6EC09

R07

Set No. 2

III B.Tech II Semester Examinations,December 2010

OBJECT ORIENTED ANALYSIS AND DESIGN

Common to Information Technology, Computer Science And Engineering, Computer Science And Systems Engineering

Time: 3 hours Max Marks: 80 Answer any FIVE Questions

All Questions carry equal marks

1.     (a) What are interaction diagrams? What are their contents and common proper-ties? Dene semantic equivalence between two kinds of interaction diagrams.

(b)	Enumerate the steps to model  ows of control by time ordering.	[8+8]
2.  (a)	Explain brie y about usecase, sequence, component and deployment diagrams.
(b)	Explain the UML approach to SDLC.	[8+8]

3.     (a) What are the contents, common properties and common uses of use case dia-grams?

(b) Enumerate the steps involved in forward engineering and reverse engineering

of use case diagrams.

[7+9]

4.     (a) Enumerate the steps to model the following:

i.   objects that migrate

ii.   distribution of objects

iii.    timing constraints.

(b)   Contrast the following:

i.   realtime system

ii.   distributed system.

(c) De ne event and signal.

[11+3+2]

5.     (a) Extend the library system to administrate the purchases of new items and draw the use case diagram

(b)   Draw activity diagram for purchases of new items and explain brie y

(c)   Draw sequence diagram for purchases of new items and explain brie yy [4+6+6]

6.     (a) Enumerate the steps to forward engineer and reverse engineer a component diagram.

(b)   Enumerate the steps to reverse engineer a deployment diagram.

(c) Enumerate the steps to model a physical database schema.

[6+5+5]

7.     (a) Enumerate the steps to model di erent views of a system.

(b)   Enumerate the steps to model complex views.

(c)   Dene idiom. Enumerate the steps to model structural relationships. [6+6+4]

8.     (a) Enumerate the steps to model simple collaborations.

(b)   Describe forward engineering and reverse engineering.

(c)   The cellular network must place the phone call correctly, and also schedule

the receiving and conference calls. Draw a class diagram.	[6+2+8]

Code No: 07A6EC09

R07

Set No. 4

III B.Tech II Semester Examinations,December 2010

OBJECT ORIENTED ANALYSIS AND DESIGN

Common to Information Technology, Computer Science And Engineering, Computer Science And Systems Engineering

Time: 3 hours Max Marks: 80 Answer any FIVE Questions

All Questions carry equal marks

1.     (a) Why is use case modeling useful in analysis?

(b)   De ne actor. Contrast actor with user. How are actors identifed?

(c)   What are the contents, common properties and common uses of use case dia-

grams.

[4+7+5]

2.     (a) What is semantic equivalence between sequence and collaboration diagrams.

(b)   Explain the following illustrating interaction diagrams.

i.   Focus of control

ii.   object lifeline

iii.    path

iv. Dewey decimal numbering.

[3+13]

3.     (a) What are the ve constraints applied to association relationships? Give a brief.

(b)   What are the visibility speci ers used for classes and packages? Explain.

[10+6]

4.     (a) Illustrate the following modeling issues with class diagrams.

i.   Modeling simple collaborations

ii.   Modeling logical database schema.

(b) Enumerate the steps to reverse engineer class diagrams.

[12+4]

5.     (a) Enumerate the steps to forward engineer and to reverse engineer a deployment diagram.

(b)   What are the characteristics of a well-structured deployment diagram?

(c) What are the common uses of deployment diagram.

[9+4+3]

6.     (a) How is association modeled as a class?

(b)   Explain the antisymmetric and transitive properties of aggregation.

(c)   How is generalization/specialization contrasted with more code reuse? State Liskov's substitution principle.

(d) What are the principles of modeling?                                                    [4x4=16]

7.     (a) Enumerate the steps to model the distribution of objects. Explain brie y considering a UML diagram.

(b) Enumerate the steps to model interprocess communication.					[10+6]

8.     (a) Draw and explain sequence diagram for the search facility of the objects, so that "wild card" characters can be used when searching for titles, authors, or borrowers.

(b) Write Java program for the search facility	[8+8]

Code No: 07A6EC09

R07

Set No. 1

III B.Tech II Semester Examinations,December 2010

OBJECT ORIENTED ANALYSIS AND DESIGN

Common to Information Technology, Computer Science And Engineering, Computer Science And Systems Engineering

Time: 3 hours Max Marks: 80 Answer any FIVE Questions

All Questions carry equal marks

1.   What are the common uses of use case diagrams? Consider any two modeling issues

and draw relevant use case diagrams. Explain brie y.

[16]

2.     (a) What is sequence diagram? What is collaboration diagram? What are the features in each one?

(b) What are the properties and common uses of sequence diagrams and collabo-

ration diagrams?

[10+6]

3.     (a) Draw a sequence diagram for the Add title use case

(b)   For coding, the speci cations are fetched from which diagrams in the design model? explain

(c)   Draw class diagram for use interface classes in the functions menu and explain

[4+6+6]

4.  (a) Enumerate the steps to model the following:

i.   Adaptable systems

ii.   Physical database

iii.    Source code

(b)   Enumerate the steps to reverse engineer a component diagram.

(c)	What are the common uses of component diagrams?	[10+3+3]
5.  (a)	Explain the following with UML notation

i.   behavioral things

ii.   Grouping things

iii.    Annotational things

(b)   De ne software architecture. Explain the 4+1 view model of systems archi-tecture.

(c) De ne using relationship. Give UML notation.

[6+7+3]

6.     (a) Enumerate the steps to model interprocess communication (IPC).

(b)   Draw a UML diagram which models IPC in a distributed reservation system with processes spread across four nodes. Brie y explain.

(c)   What are the characteristics of a well-structured active class and active object?

[5+5+6]

7.	Brie y explain any twelve stereotypes that may be applied to dependency relation-
	ships.						[16]
8.	(a)	Consider railway reservation system and draw class diagram.
	(b)	What are the properties of a well-structured diagram.					[8+8]

Code No: 07A6EC09

R07

Set No. 3

III B.Tech II Semester Examinations,December 2010

OBJECT ORIENTED ANALYSIS AND DESIGN

Common to Information Technology, Computer Science And Engineering, Computer Science And Systems Engineering

Time: 3 hours Max Marks: 80 Answer any FIVE Questions

All Questions carry equal marks

1.     (a) How is recursion represented in a sequence diagram?

(b)   Explain the following with regard to interaction diagrams.

i.   Object life line

ii.   create   and   destroy   messages

iii.    Focus of control

iv.   Dewey decimal numbering

v.   Nesting of tours of control

vi. Semantic equivalence.

[4+12]

2.  (a) Draw the use case diagram for the library system and explain the relationships.

(b) What are the packages in the Library system? explain

[6+10]

3.     (a) De ne interaction. Brie y explain about links in interactions.

(b)   Enumerate the steps to model  ow of control in interactions.

(c)   Brie y explain about use cases. Enumerate the steps to model the behavior

	of an element.	[5+5+6]
4.  (a)	Enumerate the steps to reverse engineer a class diagram.
(b)	Enumerate the steps to model object structures.	[6+10]

5.     (a) What is generalization/ specialization hierarchy. Give an example diagram.

(b)   Give example diagrams for UML notation of various relationships in UML, one for each relationship.

(c)   Give an example diagram in UML that depicts all the four relationships.

(d) Contrast: dependency Vs. association.

[4+6+4+2]

6.     (a) Enumerate the steps to model a fully distributed system. Illustrate with a UML diagram.

(b) Enumerate the steps to forward engineer a deployment diagram.

[10+6]

7.     (a) What are the characteristics of a well-structured model with time and space properties.

(b)    Draw a collaboration diagram that models the migration of a web agent that moves from node to node, collecting information and bidding on resources in order to automatically deliver a lowest-cost travel ticket. Briey explain.

(c) Enumerate the steps to model objects that migrate.

[4+8+4]

8.   Brie y explain the following with UML notation wherever applicable.

(a)   Abstraction

(b)   Inheritance

(c)   Runtime Polymorphism

(d)   encapsulation

(e)   Realization

(f)    Liskov's substitution principle

(g) Using relationship.

[16]

Code No: 07A6EC09

R07

Set No. 4

III B.Tech II Semester Regular/Supplementary Examinations,May 2010

OBJECT ORIENTED ANALYSIS AND DESIGN

Common to Information Technology, Computer Science And Engineering, Computer Science And Systems Engineering

Time: 3 hours Max Marks: 80 Answer any FIVE Questions

All Questions carry equal marks

? ? ? ? ?

1.     (a) Draw a sequence diagram for the Add title use case

(b)    Draw the use case diagram for the library system and explain the relationships.

(c)   Draw a class diagram of business objects in the design model and explain

[4+6+6]

2.     (a) What is genericity?

(b)   Enumerate the principle of modeling.

(c)   Enumerate any six artifacts.

(d) Brie y explain the extensibility mechanisms in UML.

[3+4+3+6]

3.     (a) Enumerate the steps to model the distribution of responsibilities in a system.

(b)   Enumerate the steps to model non-software things.

(c) Enumerate the steps to model primitive types.

[8+4+4]

4.     (a) Explain the forward engineering and the reverse engineering processes for stat-echart diagrams.

(b)   Explain the following:

i.   event, actions and guard conditions

ii.   History states

iii.    substrates: sequential and concurrent

iv.   Reactive object.

(c)   What area the contents, common properties and common uses of statechart

diagrams.

[4+8+4]

5.     (a) Describe about polymorphism in collaboration diagrams.

(b)   Explain iterated messages and use of self in messages.

(c)   List out any four di erences between the two kinds of interaction diagrams.

[6+6+4]

6.     (a) What is the use of forward engineering and reverse engineering UML diagrams?

(b)   Enumerate the steps to model logical data base schema.

(c)	Contrast object diagram with class diagram.	[6+6+4]
7.  (a)	Enumerate the steps to model the following:

i.   Adaptable systems

ii.   Executable release

iii.    Source code

iv.   client/server system.

(b) What are the characteristics of deployment diagrams?

[12+4]

8.     (a) Draw a use case diagram that depicts the context of a credit card validation system. Explain brie y.

(b)	Draw the UML diagram to model the requirements of a system.
(c)	What is the signi cance of use cases and collaborations.	[8+4+4]