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

Driver manager is a class/interface.

Bally Technologies, College School Exams Tests, TCS,

5 20071

How to create an instance of a class without using "new" operator? Plz help me out properly.Thank u.

CSC,

10 28905

give me a java code snippet to connect Microsoft excel through.... I am trying alot... plz help me.

7 18256

how u do unit testing?

iFlex,

2 6316

How u dubugg ur project?

iFlex,

1 6566

what is the difference between?when we write the code in following manner? class One extends httpservlet { } and class One extends genericservlet { }

4 8147

how can u integrate ejb and hibernate? How can u call hibernateDAO methods in session bean?

Infosys,

2 11696

Hi guys.. Well can u tell me that why there is need of "init()" , i mean why can not we initialize the servlet object with the help of constructors? Thank you.

7 10034

who was the founder of java

CTS, HCL, ProKarma,

32 58026

AS a developer will u create a data source in connection pool? If so how will u do that, how to access the object from connection pool using IRAD tool?

1 2237

when connecting with the database,if database server is down,ho can we handle this exception in struts,how can we send error message to the user?

Wipro,

4 11512

we cant Override Jsp Service method?Why?

Infrasoft, Mind Tree,

4 39386

how can we create object to a class in a jsp file?

Accenture, L&T, TCS,

5 44766

i have class files in class folder. but i have no java files. but i want to modify the java files which are related to class files . how ?

TCS,

5 11475

what is mean by method signature?

Satyam,

5 9955

Un-Answered Questions { Java Related }

How is declarative handling of exceptions done in struts ?

999

What is the difference between break and continue statements?

1117

What is a constructor overloading in java?

1119

What do you know about validation plugin ?

1024

What are the contents on web.xml in struts application ?

1058

Differentiate between static and non-static methods in java.

1115

Realized?

2251

Can we return resultset in java?

985

What is a classloader in java?

1080

Can we extract main method from another class?

1026

explain different ways of using thread? : Java thread

1077

Hi frnd can i any one kindly can post for me portlet,hibernate and spring example application and with flow explantion configuration using Jdeveloper.and related links ar tutorials kindly please send me .its urgent for me .thanks in advance...........else can any one send to kondaiah.goddeti@gmail.com

2257

What is latest hibernate version?

485

What are the differences between heap and stack memory in java?

1123

what is reflection api? How are they implemented?

1098

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