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

can we have virtual functions in java?

Wipro,

11 47440

What is more advisable to create a thread, by implementing a Runnable interface or by extending Thread class?

5 11408

what's diff between struts 1.1 & 1.2

Wipro,

3 26066

can u explain about design patterns like singleton,builder,factory

EdgeSoft,

2353

why applet doesn't have main? isn't possible a program with out main?

TCS,

9 22241

In my project i need to use either JSF or Struts.Here i need some clarification about them and which IDE is better for JSF development? Please post your valuble answers ASP!

Infosys,

4 7513

what is an virtual function

TCS,

2 6092

what is the difference b/w design pattern and architecture

Covansys,

4 9297

wa is connection pooling? how do u create connection pooling?wat is use connection pooling?

Covansys,

1 6265

What is emant by API? is it related to java only or it is common for all OOPS supporting language?

3 5770

What is means by DLL file means ? What is the use of DLL file? What are the contents of DLL file?

4 13073

what is BUSINESS DELIGATE PATTERN,DAO,VO,DTO?

BOB Technologies, TCS,

6 28786

without using arthematic operation ,how can you write the logic for adding/substraction/multiplication?

Tanla Solutions, Wipro,

7 13748

How to create an instance of a class if the class has private constructor?

3 9621

what is an ejb object?

Bally Technologies, HCL, Siemens,

5 20289

Un-Answered Questions { Java Related }

Which of the programs can be created using the zac publish wizard tool? : BEA Weblogic

1156

What is the use of set in java?

1131

What are the minimum settings to create a spring mvc application?

399

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

963

What is a servlet context object?

1154

Explain about the select method with an example?

1194

What is the highest-level event class of the event-delegation model?

1115

Is java a database?

970

Is spring a mvc?

441

What are the differences between this and super keyword?

963

How to write junit test cases for jms?

1042

What are the Core interfaces of Hibernate framework?

593

What is generic servlet class?

1082

Why is spring preferred over struts?

489

Can we sort array in java?

966

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