BABSc, B.Com & BCA Questions _III - Nalanda Open University

Nalanda Open University
Annual Exam-2010,
Bachelor in Computer Application, Part-III
Paper-XXI (CS-74)
Time: 3Hrs Full Marks: 75
Answer any five questions. All questions are of equal marks.
1. What are the differences between application and applets? How do you run an
application and an applet?
2. What are the benefits of inheritance in Java Programming? Write a program in
Java that accepts a string and tests it to be a palindrome.
3. What are reference type variable? How many types of reference variables are
available in Java?
4. Explain the need for Intranet for an organization when the organization is already
having access to Internet.
5. What is synchronized block in Java? Why do we use it?
6. What is the input and output to Java compiler? What is the relationship between
Java and HTML?
7. Write a Java Program to calculate Fibonacci series.
8. What is multithreading? What is the difference between a thread and a process?
When do you use the Runnable interface? What are the differences?
9. Describe the AWT class hierarchy. Also describe the methods in component,
container, frame and panel class.
10. What is the purpose of textfield? List and explain its constructors and important
methods.
Practical & Project Viva Schedule
(Venue: 12th Floor, Biscomaun Tower, Patna.)
Practical Schedule:
Paper-XIX (CS-72),
Enrolment No. Date Time
070560003 to 070560423 19.03.2010 10 A.M. to 01 P.M.
070560436 to 070560443 & All Old Students 19.03.2010 02 P.M. to 05 P.M.
Final Project & Viva Schedule:
Paper XXIII (CS-76)
070560003 to 070560423 20.03.2010 11. A.M.
070560436 to 070560443 & All Old Students 21.03.2010 11. A.M.