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1997 Course Object Oriented Component Systems (Elective II)

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Total No. of Questions : 10] [Total No. of Pages : 3 [3764]-1098 P1575 B.E. (Information Technology) OBJECT ORIENTED COMPONENT SYSTEMS (410452) (1997 Course) (Elective - II) Time : 3 Hours] [Max. Marks : 100 Instructions to the candidates : 1) Answer any THREE questions from each Section. 2) Figures to right indicate full marks. 3) Answers to the TWO sections should be written in separate answer books. 4) Neat diagrams must be drawn wherever necessary. SECTION - I Q1) What do you understand by the following terms : [16] a) Inheritance, multiple inheritance. b) Maintenance of software. c) Object oriented systems. d) Stubs and marshalling/unmarshalling of parameters. Q2) Explain with examples the given concepts : [16] a) Remote objects and RMI. b) Active X controls. c) Response time. d) Performance bottlenecks for a web application. Q3) Explain concept in brief : [16] a) COM concepts : components, registry, interfaces. b) Client Server systems for web applications. c) Java Servlets. d) Advantages of XML. P.T.O. Q4) a) Explain the following with neat diagram : [8] CORBA architecture. b) Give example applications to illustrate advantages and use of computer networks, multiple servers, multiple types of clients like mobile, Laptops. [8] Q5) Write short notes on ANY THREE : [18] a) Challenges like security, network failure etc in networked applications. b) Databases and applications in enterprise systems. c) Object relational Databases. d) Responsibilities of clients in Client Server Systems. e) Classes, methods, attributes, associations. SECTION - II Q6) Banks are modern enterprises with many facilities like loans, savings accounts, credit cards. Why technologies like Internet ie being online, security, components, middleware important for these online banking systems. [16] Q7) a) Write short notes on Java. [6] b) Write short notes on JDBC. [6] c) What is the object oriented principal of polymorphism? [4] Q8) Explain the following concepts in brief : a) How to make websites user friendly? b) Database applications for websites with examples. c) Http protocol. d) HTML with examples. [3764]-1098 -2- [16] Q9) Explain the following terms/concepts with examples of your own : [16] a) Login/passwords as a security means. b) Components and Enterprise Java beans. c) How dynamic content is handled on web sites? d) Http servers. Q10) Write short notes on ANY THREE : a) Components with GUI component as examples. b) Websites performance. c) Interfaces and classes. d) Open source systems for enterprises. e) .NET or COM. rrrr [3764]-1098 -3- [18]

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