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

What is the difference between servlet config and servlet context.

19 60874

What is the difference between sendRedirect() and forward()? in what situations do we have to use send redirect() instead of forward().

Honeywell, Mind Tree, Samsung, Wipro,

13 45279

In the HashMap, we know the values but we dont know the key, then how can we get the key from HashMap ?????

Kanbay,

4 9435

How can I call one EJB from inside of another EJB?

CTS,

2 10755

Can the primary key in the entity bean be a Java primitive type such as int?

CTS,

2 9048

What is Transient and volatile

iFlex,

10 34265

How can we serialize a jsp page.

CSC, HCL, Oracle,

3 19509

What is the differenc between Enemuration interface and iterator interface according to accessing?

4 8766

what is the difference between static block and static method

Huawei,

19 58640

What is Marker interface in java? and what is clone?

Persistent, Wipro,

16 37300

what is the diff's between swing and applet?

Invictus, Patni,

17 50998

what is the difference between equals method and ==

IBM, Professional Access, TCS,

17 28620

what is connection pooling?

Wipro,

6 18756

Is form beans are serializable or not?

College School Exams Tests, Magna Infotech,

11 25617

how many design pattern r there? and wht design pattern u use and why ?

HP,

5 11433

Un-Answered Questions { Java Related }

What is the locale class?

1019

Can we return resultset in java?

985

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

1024

Differentiate between static and non-static methods in java.

1115

What is java string pool?

1072

What is action chaining ?

1156

What is the difference between filters and interceptors ?

1293

How to create a base64 decoder in java8?

1126

Can we extract main method from another class?

1021

What do you know about validation plugin ?

1021

What is an object in java and how is it created?

1120

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

1121

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

2413

explain different ways of using thread? : Java thread

1075

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

922

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