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2003 Course Software Architecture (Elective II)

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Total No. of Questions : 12] [Total No. of Pages : 3 [3764]-423 P1568 B.E. (Information Technology) SOFTWARE ARCHITECTURE (414451) (2003 Course) (Elective - II) Time : 3 Hours] [Max. Marks : 100 Instructions to the candidates : 1) Figures to the right indicate full marks. 2) Answers to the two sections should be written in separate answer books. 3) From Section I, Answer (Q. 1 or Q. 2) and (Q. 3 or Q. 4) and (Q. 5 or Q. 6). 4) From Section II, Answer (Q. 7 or Q. 8) and (Q. 9 or Q. 10) and (Q. 11 or Q. 12) 5) Make suitable assumptions wherever relevant and appropriate. SECTION - I Q1) a) What do you mean by robust software architecture? [4] b) Software architecture is often compared with building architecture. What are the strengths and weaknesses of this comparison? [8] c) Object Inheritance is white box reuse . Justify. [6] OR Q2) a) What documentation would you need to do performance analysis of [4] an architecture? [8] b) Explain with suitable example : i) Architecture is high-level design. ii) Architecture is the overall structure of the system. iii) Behavior of each software element is part of the architecture. iv) Architecture has components & connectors. c) Explain : Architecture is the vehicle for stakeholder communication.[6] Q3) a) Discuss Architectural structures and views. [4] b) What are ALLOCATION structures? [4] P.T.O. c) Discuss Architectural patterns, reference models and reference architecture. [4] d) What is MTTF & MTTR? [4] OR Q4) a) What is quality attribute? What are the types of quality attributes. [8] b) Explain the following terms with examples : i) Voting tactic. ii) Non Repudiation. iii) Artifact in scenario. iv) Conceptual integrity. [8] Q5) a) Define design patterns. Discuss the characteristic of design pattern.[4] b) Give the definition, uses and structure of Proxy pattern. [6] c) What are design patterns and anti-patterns? Explain significance of each with reference to software quality. [6] OR Q6) a) What is the difference between Abstract Factory pattern & Factory [8] pattern? Explain with suitable example. b) Give the structure diagram for FACADE pattern. Explain the structure with example. [8] SECTION - II Q7) a) What is JDBC? What are stored procedures? What are the steps required to execute a query in JDBC? What is cold backup, hot backup, warm backup recovery? [10] b) Write short note on : i) JAVA on client side. ii) JXTA. [8] OR Q8) a) What is the difference between Java Bean and EJB? What is EJB container? [6] b) In context of EJB what do you understand by : i) Session beans. ii) Entity beans. iii) Message beans. [3764]-423 -2- [6] c) What is ACID? What is reentrant? Are session beans reentrant? Are entity beans reentrant? [6] Q9) a) What are the difference between Web Container and Web Server? [4] b) What do you mean by N-tier architecture? Explain briefly with suitable diagram. [6] c) What is the use of CSS in XML document? How will you create CSS for a particular XML file? What are the different kinds of parsers used in XML? [6] OR Q10) Explain with example : [16] a) XHTML. b) XSLT. c) AJAX. d) JSP page navigation. Q11) a) What are the life cycle methods of Applet? Explain them. b) Write short note (Any two) : i) [8] DLL services. ii) [4] COM/DCOM. iii) Distributed Object. c) Compare components & web services. [4] OR Q12) a) What are .NET assemblies? What do they use? b) Discuss concept : i) [6] Windows Registry. ii) [6] Query Interface. [4] c) What is CLR? rrrr [3764]-423 -3-

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