Accenture NJ mostly ask question on Collection like
1)How to sort Objcts and how treeset sort them
2)Explain mechanism of Hashcode finding in Java
3)Name some of the Sorted collection.
My application URL :
http://localhost:8080/Application/Login.jsp. When a user
enter this url in IE then, how it get Login.JSP Page
exactly? what are the processes will happen from when we
submit the URL to get Login.jsp?
I need some details about an employee. i have only the
employee id in my presentation layer(JSP).I entered that ID
and click "Show Details" Button. Question is how the JSP
pass that id to Controller layer and DAO and what mechanism
we are using to retrive data from DB and how the data
passed to JSP as a Output. Please explain in detail.
which is advanced deep technology in java launched by the
sun microsystem??? The answer is very logical
If u need correct answer mail me at priya_gupta@gmail.com
Given:
11. public static void main(String[] args) {
12. Integer i = uew Integer(1) + new Integer(2);
13. switch(i) {
14. case 3: System.out.println(”three”); break;
15. default: System.out.println(”other”); break;
16. }
17. }
‘What is the result?
1 three
2 other
3 An exception is thrown at runtime.
4 Compilation fails because of an error on
line 12.
Given:
1. package test;
2.
3. class Target {
4. public String name = “hello”;
5. }
What can directly access and change the value of the
variable name?
1 any class
2 only the Target class
3 any class in the test package
4 any class that extends Target
84. try {
85. ResourceConnection con =
resourceFactory.getConnection();
86. Results r = con.query(”GET INFO FROM CUSTOMER”);
87. info = r.getData();
88. con.close();
89. } catch (ResourceException re) {
90. errorLog.write(re.getMessage());
91. }
92. return info;
Which is true if a ResourceException is thrown on line 86?
1 Line 92 will not execute.
2 The connection will not be retrieved in line
85.
3 The resource connection will not be closed
on line 88.
4 The enclosing method will throw an exception
to its caller.
11. static class A {
12. void process() throws Exception { throw new Exception();
}
13. }
14. static class B extends A {
15. void process() { System.out.println(”B”); }
16. }
17. public static void main(String[] args) {
18. new B().process();
19. }
What is the result?
1 B
2 The code runs with no output.
3 Compilation fails because of an error in
line 12.
4 Compilation fails because of an error in
line 15.
Given:
10. interface A { void x(); }
11. class B implements A { public void x() { } public
voidy() { } }
12. class C extends B { public void x() {} }
And:
20. java.util.List list = new java.util.ArrayList();
21. list.add(new B());
22. list.add(new C());
23. for (A a:list) {
24. a.x();
25. a.y();;
26. }
What is the result?
1 Compilation fails because of an error in
line 25.
2 The code runs with no output.
3 An exception is thrown at runtime.
4 Compilation fails because of an error in
line 20.
33. try {
34. // some code here
35. } catch (NullPointerException e1) {
36. System.out.print(”a”);
37. } catch (RuntimeException e2) {
38. System.out.print(”b”);
39. } finally {
40. System.out.print(”c”);
41. }
What is the result if a NullPointerException occurs on line
34?
1 c
2 a
3 ab
4 ac
10. class Nav{
11. public enum Direction { NORTH, SOUTH, EAST, WEST }
12. }
13. public class Sprite{
14. // insert code here
15. }
Which code, inserted at line 14, allows the Sprite class to
compile?
a)Direction d = NORTH;
b)Nav.Direction d = NORTH;
c)Direction d = Direction.NORTH;
d)Nav.Direction d = Nav.Direction.NORTH;
Howto get an object that will perform date & time calculations
then format it for output in some different locales with
different date style.can ne1 tel me the answer of this
question.pls
47
For ease of programming you can consider the maze as a 2D
array with colors represented by below integer and
characters (in capital letters).
• B - Black
• W -White
• G- Green
• R- Red
R B W B W W W W
W W
B W B B W W W W
W W
W B W B W W W B
W W
W W B B W W W B
W W
W B W W B B B B
W B
W B W W B W W W
B W
W W B B B W W B
W W
W B W W B W B W
W W
B W B W W W W B
B W
W W W B W W W W
W G
Shortest Route Problem:
• Solution that finds the shortest Route between Red
and Green
 White will have 1 Weight.
 Red and Green carry no weights.
 Shortest path is the path with less weight when you
add up the weights in the path.
86
what is the messsage u r going to get from an
objectoriented programing?
What are the restrictions imposed by a Security Manager on
Applets?.
168
I am unable to find or learn about print command. I have a
graphical program in core java in applet but i want to give
print command but i have coding for that so if anyone know
about this plz mail me on avdhesh_chauhan007@yahoo.co.in
98
Which of the following is not an isolation level in the JDBC
Hi
Anyone know the model / questions of the Federal bank sample
questions for the post of Specialist Officers -
Programmers. Please post if anyone have..
359
what are Hostile Applets?
134
Can we call virtual funciton in a constructor ?
119
What problems will occur when you don?t use layout managers?
178
where the static methods will live ,on stack ? can you
explain brefly
113
What are parent methods and how can you call them?
194
How can we achieve IPC in JAVA?
74
Create a form of user Login in JSP, that accepts the user
name and password from user and authenticate it with user
names and passwords stored in database.
(Plz provide me answer immediately)
35
Convert a binary search tree to a sorted doubly linked list
inplace.
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