Java Related Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Java J2EE (14736)
J2ME (151)
Java Related AllOther (507)

Java Related Interview Questions

Questions Answers Views Company eMail

Difference between struts1.2 and struts2.0?

3 33787

Statement, PrepareStatement and Callable all these are interfaces. Thought it is a interface how come we are creating objects and calling methods("preparestatement()") in it. In which class this method is defined. Please let me know. Thanks in advance. example: PreparedStatement pre = con.prepareStatement( "UPDATE COFFEES SET SALES = ? WHERE COF_NAME LIKE ?");

2 4454

How to override a equals() method and what is the use?

1 4850

Can I Use XML to transform more than 10 mb of data? Trasnsfom inbetween two module/methods etc. If not how can I do.

IBM,

3 6975

Is there any differance b/w getting servlet context from servlet config and session? if yes then what is that?

7 13525

A abstract class extending an abstract class.Super class has both abstract and non-abstract methods.How can we implement abstract and non-abstract mehtods? Explain with snippet

3 6212

Hello, I'm java developer. My skill is programming with java,jsp, struts, struts2+spring, hibernate, eclipse, tomcat, mysql,Oracle,Middlegen and other open source technology. I'm interest work any web base project that use my ability above. The thing is that I have never got any chance to work in this field though i am very much comfort with my skills. So if any body want me then i will happily join you. Also I have also some of my friends if you. If you interest to outsource any project to me then also you are welcome. you can reach me by email at me4bangalore@yahoo.in

4 6598

What is need of DAO? Write one simple DAO example?

IBM,

2 13891

Difference between JDBC and Hibernate? Give one sample based on the variance?

HCL, IBM, Xybion,

4 28105

Difference between Spring framework and Struts framework?

IBM, L&T, VAM,

12 67928

i need connection pooling code.....from harpreet.your@gmail.com

IBM,

1 4691

struts comes under which layer of three tire architecture in real time projects plz i need explaination?

Infinite Computer Solutions, TCS,

10 20000

what is the difference between java and j2ee... is that can i work j2ee on net beans IDE 6.0

2 6091

what is the difference between AWT and SWING what is the advantage of using swing?

3 14132

Convert a binary search tree to a sorted doubly linked list inplace.

Amazon,

1 9891

Un-Answered Questions { Java Related }

What is the use of aop?

447

what is an objects lock and which objects have locks? : Java thread

1036

What are exceptions

1119

We often see BSU when using weblogic. What is the meaning of BSU ?

1071

Can java list be null?

1009

What is a arraylist in java?

1091

How will you serialize a singleton class without violating singleton pattern?

1971

How do you end a program?

1140

Can a class be private in java?

1014

What is the functionality of the stub?

1060

These static constructors are correct ? class A { statc intA() { } static A(int x,int y) { } static A(int x) { } }

1098

What is outofmemoryerror in java?

1047

How do you check whether the list is empty or not in java?

992

What is use of i18n interceptor?

1019

How do we set auctions in wcs?

950

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