Janardan Rai Nagar Rajasthan Vidyapeeth 2005 M.Tech Computer Science MSDB 01 OBJECT ORIENTED SOFTWARE DEVELOPMENT

MASTER OF TECHNOLOGY
(SEMESTER - IV) (COMPUTER)
(SPL-1-OBJECT ORIENTED SOFTWARE DEVELOPMENT & DATABASE SYSTEM)
MSDB 01 – JAVA two PROGRAMMING
TIME: 03 HOURS MAX. MARKS: 75

GENERAL INSTRUCTIONS:
1. Question paper is divided into 3 groups
2. Each group is of 25 marks every
3. Figure to the right in bracket shows mark
4. Assume suitable data if necessary

GROUP A: ans any 3 ques.. ques. No. one is compulsory.
Q.1: Discuss principles of object oriented programming. (05)
Q.2 Distinguish ranging from the subsequent terms (10)
(i)Objects and classes
(ii)Data abstraction and data Encapsulation
(iii)Inheritance & polymorphism
(iv)Dynamic binding & message passing
Q.3 What is a java Bean? discuss the advantages of Java beans (10)
Q.4: Explain the subsequent terms (10)
(i)Candidate key
(ii)Composite Primary key
(iii)Foreign key
(iv)Secondary key
Q.5: What is JDBC discuss cursor with example. (10)

GROUP B: ans any 3 ques.. ques. No. six is compulsory.
Q.6: Write a program that declares 1 static variable called cnt. Create 2 or more instances of the class. The class also contains a method that increments the cnt. Variable whenever the new instance of the class is created. (05)
Q.7: What is recursion, discuss tower of Hanoi issue by using a sample program. (10)
Q.8: Write a program to draw a triangle using draw polygon ( ) method of the Graphics class. explain Graphics class. (10)
Q.9: Explain thread, differentiate ranging from multitasking and multithreading. Write a sample program to implement thread. (10)
Q.10: Distinguish between (10)
(i)Embedded and linked objects
(ii)Data Input and Output formatting
GROUP C: All ques. are Compulsory.
Q.11 Fill in the blanks (each ques. carries two marks)
(i) Java supports _________ inheritance.
(ii) By using _______ SQL statements can easily executed over any relational database.
(iii) _________ is a process of adapting a program for use in a specific locale.
(iv) The ______ method is used to pop objects off the top of the stack.
(v) ______ package contains all I/O related classes in Java.

Q.12 Multiple option ques.. (Each ques. carries two marks)
(i) _________ cursor is used for data mining and data ware housing.
(a) Static (b) Dynamic
(c) External (d) None of these
(ii) _________ is a placeholder for a data row in a table.
(a) Mark (b) Bookmark
(c) Key (d) None of these
(iii) A ________ is an endpoint for communication ranging from 2 machines.
(a) thread (b) socket
(c) process (d) None of these
(iv) Double data kind consumes__________ bits.
(a) eight (b) 32
(c) 64 (d) None of these
(v) The internet is the huge inter network of ________ networks.
(a) Packet switching (b) Circuit switching
(c) both (d) None of these
Q.13 True or false (each ques. carries one mark).
(i) Swing components are more heavy weight than AWT components.
(ii) J tag can also be used as container.
(iii) All swing components are derived from AWT components.
(iv) Java is object oriented multithreading network programming language.
(v) Print ( ) method can be invoked directly.

Earning:   Approval pending.