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

how to make the IP address to .com

iGate,

1 4967

when the several requests comes to server..how it manage the requests

iGate,

4 7944

what is OOAS

iGate,

2 6173

what is the current salary package in India for a java programmer who has 2 years experience

7 18601

where can we set classpath, which will reflect to whole domain

HP,

5 11931

in which file/script we need to change the heap size?.What is the variable name to search to change the heap size

HP,

7 13741

when we creates a domain, it creates one-startManagedWebLogic in bea user_projects\domains\MyDomain\bin dir. Suppose we have 2 or more than 2 managed severs in our unix env.how can we start all our managed servers. I know we have to copy startManagedWebLogic with server name.then wht to modify in the script to start ecah of the managed servers?

HP,

3 6710

What is difference between weblogic connection pool and conection factory?

MAHINDRA,

2 12244

when i am starting my managed server it is coming to admin state.I used to click on resume button in admin console , so that it is comming to running state. How to resolve this problem for ever so that the server will come directly to running state instead of going to admin state?

5 45028

Is it possible to create both queues and topics to single jms server? if yes then how it works?

2139

what is distributed queues and topics and how they works

1 6381

How can we know if there is any memory leakages happening? how to overcome the memory leakage situation?

1 7666

Hi frnds ,iam new to java and j2ee ,my requirement is using java or any j2eetech how to lock an user when he enter wrong credentials(uname&password) more than 3 times.take the username and passowrd in a bean no need to conned Db kindly provide me sample application code or and ideas or links or tutorials plzzzzz urgent for me thanks in advance...

NSN,

2 5241

Hi frnds how to lock an user when he enter wrong credentials more than 3 time using java or j2ee tech take username and password in a bean no need to connect DB and validate give me some sample application code or links its urgent for me thanks in advance

NSN,

2348

Why Over riding is Run Time Polymorphism?

Genpact,

3 16029

Un-Answered Questions { Java Related }

What are the different places where you can use the JMS API?

851

Which package is imported by default in java?

1030

What is meant by dao? : Spring Boot

407

Can we overload run() method in java?

1205

What is a instance variable in java?

1046

Explain about web sphere?

900

What are the advantages of exception handling?

1064

What is meant by application context in spring?

410

What are the ways by which hibernate can be accessed using spring?

519

How do you add an element to a hashset in java?

1009

What does indexof mean?

1027

What is the difference between char and char *?

1080

How does JDBC API helps us in achieving loose coupling between Java Program and JDBC Drivers API?

1081

Difference between a class and an object?

1038

What are the appserver components?

890

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