Jawaharlal Nehru Technological University Hyderabad 2005-1st Sem B.E Computer Science OBJECT ORIENTED ANALYSIS AND DESIGN THROUGH UML III B.TechRegular s, emr set3 - Question Paper

Code No: RR310506 Set No. 3
III B.Tech I Semester Regular Examinations, November 2005
OBJECT ORIENTED ANALYSIS AND DESIGN THROUGH UML
( Common to Computer Science & Engineering and info
Technology)
Time: three hours Max Marks: 80
ans any 5 ques.
All ques. carry equal marks
? ? ? ? ?
1. (a) elaborate the salient features of object orientation? discuss briefly.
(b) How does object orientation facilitate software reuse? Illustrate.
(c) How are classes and objects identified from a provided issue description?
[8+4+4]
2. (a) discuss briefly the classification of things with UML notation.
(b) Why is UML used? discuss the different relationships with UML notation.
[10+6]
3. (a) Enumerate the steps involved in modeling the seams of in a system.
(b) Enumerate the steps involved in modeling static and dynamic kinds.
(c) provide an example diagram that captures all the relationships in UML.
(d) How do you inter relate type, interface and roles? [6+4+3+3]
4. Enumerate the steps to model object structures. Illustrate with an object diagram.
[16]
5. (a) Consider modeling a railway reservation system. Consider the use case “spec-
ify ticket details” and draw a sequence diagram. discuss briefly.
(b) Consider modeling a railway reservation system. Consider the use case “buy
ticket” and draw a collaboration diagram. discuss briefly. [8+8]
6. (a) elaborate sequencing and delegation? How is nested flow of control rendered
in UML notation? Illustrate.
(b) “C++ is statically typed where as Small talk is dynamically typed.” Justify
the validity or invalidity of the statement, whatever is improper.
(c) Enumerate the steps to model a flow of control. [7+3+6]
7. (a) Contrast action with activity. describe state and event. elaborate the different
parts of a state? discuss briefly.
(b) describe signal. [14+2]
8. (a) describe component. elaborate the differences ranging from components and classes?
How are component and interface related?
(b) elaborate the properties of components?
[8+8]

Earning:   Approval pending.