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 20066

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

CSC,

10 28892

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

7 18247

how u do unit testing?

iFlex,

2 6311

How u dubugg ur project?

iFlex,

1 6563

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

4 8142

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

Infosys,

2 11690

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 10023

who was the founder of java

CTS, HCL, ProKarma,

32 58007

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 11509

we cant Override Jsp Service method?Why?

Infrasoft, Mind Tree,

4 39377

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

Accenture, L&T, TCS,

5 44761

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 11464

what is mean by method signature?

Satyam,

5 9948

Un-Answered Questions { Java Related }

What is action chaining ?

1156

How can you inject java collection in spring?

501

Explain public static void main(string args[]) in java.

1061

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

1058

what are the different modes of archival? Explain each mode in two lines each?

992

Write a program to find the whether a number is an Armstrong number or not?

1094

What do you know about validation plugin ?

1021

What do you understand by casting in java language? What are the types of casting?

922

What is latest hibernate version?

484

Are jvm’s platform independent?

970

What is the first argument of the string array in main method?

1024

Differentiate between static and non-static methods in java.

1115

Can we extract main method from another class?

1021

Realized?

2249

What is difference between @controller and @restcontroller in spring?

533

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