Term-End Examination
June, 2007
CS-74 : INTRODUCTION TO INTERNET PROGRAMMING
Time : 3 hours Maximum Marks : 75
Note :
(i) Question number I is compulsory.
(ii) Attempt any three questions from the rest.
(iii) Use Java, wherever necessary.
1. (a) Write any four differences between a Java Applet and a Java Application. Also, write any two common properties of them. Explain through an example for each. (9)
(b) Indicate the name, type, size and range of values of any four primitive data types in Java.(8)
(c) Write any three advantages of multi-threaded programming.(3)
(d) Write a program in Java for I/O operations using BufferedlnputStream and BufferedOutputStream.
Define the problem on your own. (10)
2. (a) What is meant by Java Virtual Machine ? Explain. (3)
(b) Explain any six bitwise operators of Java. Also,demonstrate each operator with an example.(12)
3. (a) Write a program in Java that accepts the name of a text file as input and prints the content of that file to standard output. (5)
(b) Explain the architecture of a Java Applet with the help of a figure. (5)
(c) What is the default layout manager in Java? Explain it.(5)
4. (a) Explain the extends keyword with an example. (5)
(b) What is an exception ? How will you handle them in Java programs ? (5)
(c) How can a package be created in Java ? Give an example. (5)
5. (a) Do you agree with the statement that any Java program is 100% platform independent ? Justify your answer. (5)
(b) Explain the three categories of an Event. (6)
(c) Write a program in Java that accepts a list of strings as input and prints all those strings to standard output which consist of all vowels in them. (4)