Bharathidasan University 2009 B.C.A Computer Application V SEMESTER ,/ ,INTERNET PROGRAMMING USING JAVA - Question Paper

INTERNET PROGRAMMING

Time:3 hours
max marks:80
Instruction:Answer all the parts
SECTION-A
I. ans any eight ques. (3*8=24)
1)How Java is strongly associsated with the internet?
2)What is an empty statement>discuss its usefulness.
3)What are command line arguments>How are they useful?
4)Compare and contrast overloading and overriding methods
5)What is package?How to adda class or inteface to a package?
6)What is thread?What is the difference ranging from suspending and stopping a thread?
7)What is an exception?Explain the syntax of exception handling code.
8)How do applets differ from application program?
9)How many catch block can be used with 1 try block ?Explain.
10)Which class is used to draw a shape on the screen ?Explain.

SECTION-B
II.Answer any four full questions(4*14=56)
11)a)How Java differs from c and c++ (8+6)
b)Write short note on
i)JVM
ii)JDK
iii)AWT
12)a)What is vector?How is it various from an array?(7+7)
b)Write a program which will rad a string and rewrite it in alphabetical order
for example,the word is STRING should be written as GINRST
13)a)Describe the complete life cycle of thread(7+7)
b)Write a program to implement thread priorities
14)a)Explain the difference between(6+8)
i)construct and methods
ii)public member and private member of a class
iii)interfeace and abstract class
b)Explain a few of the most common kind of exceptions that occur in Java
15)a)Explain the skeleton of an applet with example(7+7)
b)Develop an applet that recieves three numeric values as input from the user and
then display the largest of the three on the screen and write a html page
16)a)Explain the I/O stream classes used for handling primitive data types(7+7)
b)Write a program to count the number of charcter,words and lines in the file

Earning:   Approval pending.