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 are the analysis of an object

2 4417

why we need this (1.object,2.class,3.data hiding,4.encapsulation,5.abstraction,6. polymorphism,7.inheritance)

2 4974

Are Servlets by default thread safe or not? thanks in advance regards Sudhakar

3 8838

What is the difference between Static and final?

1 5868

What is immutable class? how to make a Class explicitly "Immutable"?Wap to make a class explicitly immutable.

3 7597

what happens if we wont use destroy()?

IBM,

4 9067

How many types of JVM's (OR) Name of the JVM's which are used in Tomcat & Weblogic servers ?

TCS,

1 13258

how can i use a nonsynchronized hashtable?

CoreObjects,

2596

why we use merge option in hybernate pls give a ex snippet

CoreObjects,

2012

What are the Abstract Classes provided by Java?

Oracle,

5 10404

Why are inner classes required?

Oracle,

3 8454

what is the context

2 4427

please suggest me final year project ideas for computer engg.on java as soon as possible becaus eo want to sumbit project name. and i am very confused.

1 3913

Class A extends Class B but Class A also inherit Super Class Object so it is multiple inheritence give reason in support of your answer

3 5788

relation between list and linked list

Infosys,

1 4490

Un-Answered Questions { Java Related }

Can beans who are involved in transaction have 'passivation' process?

1008

What is Java Package and which package is imported by default?

1114

How to display validation errors on jsp page?

1036

What is an entity manager?

1019

What is Custom Type Converter in Struts2?

1121

Explain what is encapsulation?

1111

What does this () mean in java?

1002

What is mvc in java?

1028

Whats is a starter store?

901

Explain about static imports in java?

1019

Is class a data type in java?

956

What is context how is it used?

419

What about 'hostile applets'? : java security

940

How many types of memory areas are allocated by jvm?

1066

What does spring boot do? : Spring Boot

573

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