| Time: 3 Hours | | Maximum Marks: 75 |
| Paper Code: BCA206 Subject: Java Programming (Batch 2011 onwards) | |
| Attempt Any five questions including Q No. 1 which is compulsory. | |
| Q1: | Differentiate between the following:- (provide all example to each
subsection):
(a) Super class and sub class
{b) Byte and character streams
(c) Check box and radio button
(d) Adapter class and inner class
(e) Java classes and Java Interfaces | (5x5 = 25) |
| Q2: | (a) What is a thread? Describe the complete life cycle of thread. Provide an example to create and execute the thread.
(b) State any six features of Java in detail | (6.5)
(6) |
| Q3: | Explain the following terms with respect to exception handling. Provide an example to demonstrate the following terms:
(a) Try
(b) Catch
(c) Throw
(d) Finally
Write a program which demonstrate how exceptions are implemented.
| (12.5) |
| Q4: | (a) What is the difference between an argument and a parameter? Discuss with an example
(b) What is polymorphism? Write a JAVA program that uses polymorphism | (6.5)
(6) |
| Q5: | What is Inheritance? With diagrammatic Program(s), illustrate types of inheritance. Give self explanatory comments in your program. | (12.5) |
| Q6: | Define I/O stream, Write a java program to illustrate the use of I/O stream. | (12.5) |
| Q7: | (a) How do applets differ from application programs? Explain with example?
(b) Distinguish between the following: -
(i) Input stream and Reader classes
(ii) Output stream and Write classes
(c) Write a program to accept number from user and convert into binary by using wrapper class methods | (4)
(4)
(4.5) |
| Q8: | Write short notes on any two types of the following:
(a) Datagrams and TCP/IP based client and server socket
(b) Swings and comparison with AWT controls
(c) JDBC Architecture and JDBC Drivers | (6.25x 2 = 12.5) |
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