Hemwati Nandan Bahuguna Garhwal University 2008 B.C.A Computer Application JAVA PROGRAMMING - Question Paper

TIME : 3 HOURS
MAXIMUM MARKS : 70

Note : Attempt any 5 ques.. All ques. carry equal marks.
1. (a) Write short notes on the subsequent :-
(i)History of Java.
(ii)Execution of Java Program.
(b)Describe the structure of typical java program.

2. (a)Describe any 4 features of java.
(b)Write a program to determine the sum of a provided harmonic series for a provided value of n :
1+1/2+1/3............1/n.
The value of n should be inteactively provided through the keyboard.

3. (a)Explain operators with reference to Java.
(b)How does an interface differ from a class ? Write atleast 2 advantages of interface.

4. (a)Describe various forms of inheritance with example.
(b)Explain the applet life cycle with figure.

5. (a)What is a vector ? How is it various from an array?
(b)Write a program in Java for multiplication of 2 provided matrices.

6. (a)Explain Java handleing procedure for Java Application.
(b)Write a program for handle mouse events along with closing operation.

7. Write short notes on any 4 of the following:
(a)HTTP Cookies.
(b)Java servelet package.
(c)Java Swings.
(d)JSP Implicit objects.
(e)Socket programming.
(f)Java strings.

Earning:   Approval pending.