2021
Semester: Semester 6
Full Marks: 60
Pass Marks: 24
Time: 3 hours
Candidates are required to answer the question in their own words as far as possible.
Attempt any SIX question.
Why do we need a top-level container like JFrame to write Java programs with GUI? How can we display two-dimensional objects in Java?
Explain JTextField and JTextArea components of the Java Swing library.
How do you execute SQL statements using JDBC? Explain with an example.
Compare result set with row set. Explain a prepared statement with an example.
How do you set and get Cookie in Servlet? Explain using a suitable Java program.
Explain different scripting elements of JSP with examples.
Write short notes on (Any Two):
a) Java web frameworks
b) CORBA
c) Bean bound property
Attempt any TWO questions
Write a GUI application to find the sum and difference of two integer numbers. Use two text fields for input and a third text field for output. Your program should display the sum if the user presses the mouse and the difference if the user releases the mouse.
What is a bean design pattern? Explain simple, Boolean, and indexed property design patterns with suitable examples in detail.
Define RMI. What is stub and parameter marshalling? Write a client/server application using RMI to find the product of two numbers.
*** END OF QUESTION PAPER ***
1. Client–Server Software Model Definition The Client–Server software model is a distributed computing model in which: - A client requests services or resources, and - A server provides those servi
1. JTextField Definition JTextField is a Swing component used to accept and display a single line of text from the user. Key Features - Allows single-line text input. - Commonly used for usernames,
Executing SQL Statements Using JDBC Definition JDBC (Java Database Connectivity) is an API that allows Java programs to connect to a database and execute SQL statements such as SELECT, INSERT, UPDATE
1. Difference Between ResultSet and RowSet Definition - ResultSet: An object that holds data retrieved from a database after executing a SQL SELECT query. - RowSet: A JavaBean component that represen
Setting and Getting Cookies in Servlet Definition A cookie is a small piece of data sent from a server to a client browser and stored on the client-side. Cookies are used to maintain state informat
And more questions available on this page.