USN BCS613D

Sixth Semester B.E./B.Tech. Degree Examination, June/July 2025

QUESTIONS M L C
MODULE 1
What is collection framework? Explain the methods defined by the following interfaces:
Q.1 a. 10 L2 CO1
i) Collection ii) List iii) Navigable Set iv) Queues.
Define a Comparator. Mention the methods provided by the Comparator interface.
b. Illustrate its use with a program that demonstrates sorting elements in a TreeSet in 5 L3 CO1
reverse order.
Discuss the various methods provided by the Array class in Java. Illustrate the usage of
c. 5 L3 CO1
these methods with a suitable example program.
OR
What are legacy classes? Explain any four legacy classes of java's collection framework
Q.2 a. 10 L2 CO1
with suitable programs.
Describe the concept of Spliterators in Java. Enumerate the key methods provided by the
b. 10 L3 CO1
Spliterator interface. Illustrate the usage of Spliterators with a suitable example.
MODULE 2
Illustrate the use of StringBuffer methods: append(), insert(), reverse(), and delete() with
Q.3 a. 10 L3 CO2
proper examples
b. Describe all the string comparison methods available in java with examples. 5 L2 CO2
Differentiate between String, StringBuffer, and StringBuilder classes with focus on
c. 5 L4 CO2
mutability, performance, and thread safety.
OR
Discuss various overloaded constructors of the String class with suitable code examples.
Q.4 a. 10 L3 CO2
Explain the behavior of each.
b. Demonstrate the usage of the string modification methods in java with an example each. 5 L3 CO2
5. Explain the usage of indexOf() and lastIndexOf() methods with one example each. 5 L3 CO2
MODULE 3
Discuss the functionality of the four commonly used buttons in Java Swing. Illustrate
Q.5 a. 10 L3 CO3
each with a suitable example.
Describe the MVC Connection. How is this design pattern implemented in Java Swing
b. 5 L2 CO3
applications?
Elaborate the concept of painting in Java Swing. Illustrate your explanation with a
c. 5 L3 CO3
suitable example program.
OR
Q.6 a. What is Java Swing? Discuss the evolution of Java Swing and explain its key features. 10 L2 CO3
Explain the following swing components with an example program:
b. 10 L3 CO3
i)JLabel ii)JTextField iii) JScrollPane iv) JTable
MODULE 4
Define JSP and explain the following:
Q.7 a. 10 L2 CO4
i) Tags ii) Variables iii) Objects
b. Explain the lifecycle of servlet with an example. 5 L3 CO4
c. Elaborate on session tracking with an example 5 L3 CO4
OR
Q.8 a. Describe all the interface and classes present in the jakarta.servlet Package 10 L2 CO4
b. Explain any 2 cookie methods and elaborate on how cookies can be handled in servlets. 10 L3 CO4
MODULE 5
Q.9 a. Elaborate on the concepts of JDBC and discuss the types of JDBC drivers. 8 L2 CO5
 Explain the steps involved in associating the JDBC-ODBC bridge with a database using
b. 12 L2 CO5
the ODBC Data Source Administrator
OR
Q.10 a. Give a brief overview on how JDBC process. 10 L2 CO5
Discuss the following with respect to JDBC
b. 10 L2 CO5
i) Metadata ii) ResultSet Metadata iii) Data Types iv) Exceptions

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