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

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Java Related Interview Questions

Questions Answers Views Company eMail

What is sar file?

924

What is the difference between databean and accessbean?

967

What is a retriable command?

899

I want to collect email addresses of all registered users. Which table should I refer?

826

What do you mean by optimistic locking?

1005

Explain something about inventory table? Whats does inventory flags used for?

876

What are the tag libraries used in wcs?

1066

What are espots and how do we manage them?

940

What information is stored in cacheivl table and how does this help in caching?

930

What is store access bean?

865

What steps are needed to create a new promotion type?

880

Which method is invoked in the data bean for calling an access bean?

1048

What are the contents of hibernate configuration file ( hibernate.cfg.xml )?

406

Difference between first level and second level cache in hibernate?

480

Which class elements are not persisted?

398

Un-Answered Questions { Java Related }

What is a variable declaration?

1043

How do you differentiate between a server hang and server crash issue?

1145

I have the choice of manipulating database data using a byte[] or a java.sql.blob. Which has best performance?

979

Which scripting language is the default in websphere? Jacl or jython?

1011

What is the difference between java and core java?

1017

Once the destroy() method is called by the container, will the servlet be immediately destroyed? What happens to the tasks(threads) that the servlet might be executing at that time?

1314

Why do we use jdbc?

1103

What does @component do in spring boot? : Spring Boot

480

What are the different spring frameworks?

514

What do u mean by variable?

1130

How does dependency injection work in spring?

553

What is the abstract class?

1103

How do you download stubs from Remote place?

1853

How to handle exceptions thrown by application with another servlet?

1145

How can a servlet be used to generate plain text instead of html?

1006

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