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

Core Java Interview Questions

Questions Answers Views Company eMail

what is an anonymous class?

6 7336

String is a immutable objects . it means that string does not change........... But it will be chang......... { String s="kapil"; String s1="raj"; String s=s1; then print(.......) The String has been changed .. how it is possible and why its called immutable objects

7 9888

what is Portal(web based online portal)?

2 4212

how session will be expired ?

4 7369

what us Dyna action form?

Aithent Technologies,

4 8608

what is difference between perfom() & excute() ?

2 6040

how to handle exceptions in ejb?

1 3194

how to handle http request in struts

2 7567

what is use of business objects?

3 5808

how session will be expired?

CybAge, Infosys,

5 13252

what is meta-Inf?

2 6929

how to handle exceptions in core applications?

2 4828

what is default constructor and parameterised constructor with example?

1 2568

what is jms? features of jms

2 5659

what is difference betweem home interface and remote interface?

2105

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Un-Answered Questions { Core Java }

What is Enum in Java?

675

Can we override private method in java?

611

Explain constructors and types of constructors in java.

635

What is visibility mode?

521

Tell us something about different types of casting?

511

Can java program run without jre?

558

What is the method to declare member of a class static?

530

What is an interoperable application in java ?

579

What is the difference between throw and throws keywords?

567

What are locale settings?

539

What is the default value of local and global variables?

559

Which language is java?

536

Explain about the security aspect of java?

564

What does this () mean in java?

535

What is an immutable object?

573

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