Twitter Facebook Delicious Digg Stumbleupon Favorites More

Friday, 17 March 2017

IPU BCA Semester 4- Java Programming - End Term Paper (2016)

Fourth Semester - BCA
Paper Code: BCA-2016

Subject: Java Programming

IPU BCA Semester 4- Java Programming - End Term Paper (2016)

Time: 3 Hours                           Maximum Marks: 75

Note: Attempt any five questions including Q No. 1 which is compulsory

Question 1: Answer the following questions: (2.5 x 10 = 25)

(a) How can we pass parameters to an applet?
(b) What is the role of layout manager in AWT or Swing?
(c) Can applet class have a constructor? Justify your answer.
(d) What is the purpose of the jar tool?
(e) What is the difference between Integer and int?
(f) Why is it illegal for static method to invoke a non-static method?
(g) What do you understand by daemon thread?
(h) State the uses of 'super' keyword with an example.
(i) Write a note on inner classes?
(j) What do you understand by garbage collection in java?

Question 2:
(a) What is the difference between equality of objects and equality of references that refer to them? (6)
(b) Write an application that computes the value of the following expression 'exp' using the formula:
exp =1 + x/1! + x²/2! + x³/3! +... (6.5)

Question 3:
(a) What is the role of priorities in multi-threading. What are its limitations? Explain with the help of an example how to set and get priority values for threads in java? (5)

(b) What do you understand by inter-thread communication in java? (5)

(c) What is the role of stack in exception handling? (2.5)

Question 4:
(a) Write a java program to accept two file names as command line argument. Copy only those lines from the first file to second which contains the work 'computer'. (8)

(b) Discuss in detail 'throw' and 'throws' keywords. (4.5)

Question 5:
(a) Explain in brief Java's event handling mechanism with the help of an example. (5)

(b) What is a container? Explain how components are added to a container. What is the default layout of an applet? How can you change it? (4.5)

(c) List the methods under Window Listener Interface? (3)

Question 6:
(a) Swing components are lightweight components. Comment. (4.5)

(b) What is a String Buffer class and how does it differ from String class? (4.5)

(c) Why do you need both run() and start() methods in multi-threading? Can we achieve it with only run() method? Explain. (4)

Question 7:
(a) Explain in detail various input and outpur streams and their corresponding classes in Java. (6.5)

(b) Explain the life cycle of an applet. (6)

Question 8:
Write notes on the following:
(a) Interfaces (3.5)
(b) Adapter classes (3)
(c) Life cycle of a Java Servlet (3)
(d) Checked Exceptions (3)



Post a Comment

BCE-Hacks Notes

BCE-Hacks Notes
Chemical Engineering Notes

Maths Resources

Maths Resources
Maths Resources

Buy Books

Buy Books
Buy Books

Geography Quiz

Geography Quiz
Geography Quiz

NodeJS Tutorial

NodeJS Tutorial

History MCQs

History MCQs
History Quiz For Competitive exams


Popular Posts


Recent Posts

Unordered List

Express Print Zone

Eduvictors Quizzes

Online Quizzes, Study notes for CBSE Class 6 - 12

Text Widget


Study notes for Competitive Exams

Developer Bytes

Developer Bytes
Developer Bytes
Powered by Blogger.

Blogger Tutorials

Blogger Templates

Sample Text

Copyright © IP University Musings BCA, MCA, BBA, MBA, BTech Question Papers and Study Notes | Powered by Blogger
Design by SimpleWpThemes | Blogger Theme by