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Core Java Interview Questions
Questions Answers Views Company eMail

what is server side caching?

AIG,

1590

what is difference between validation.xml & validation rules.xml?

BirlaSoft,

8 23852

write a simple program inheritance?

Polaris,

2 6627

write a progam hashmap & hashtable?

IBM,

2 7524

what is webservices

Consultancy, Mind Tree,

5 8244

How to provide security in java

Infosys, TCS, Tech Mahindra,

1788

java can provide security ,how can provide?

Aspire, BNP Paribas, Genpact, IBM,

8 26928

what is servlet filter?

 2 7277

what is request dispatcher and how does it work?

CTS,

2 10671

what is servlet enginee?

Covansys,

1556

how can i cal servlet from jsp page?how can i pass variablesfrom the jsp that servlet can access?

Verizon,

1 7101

what is sendredirect?

TCS,

7 8008

what is difference between requestprocessor and request dispatcher?

Tech Mahindra,

2 18429

what is difference between Action messages and Action errors?

Bio Imagene, TCS,

3 13605

what is the purpose of the final in the try-catch-final

 7 7636

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Un-Answered Questions { Core Java }

What is class??

743

Why we cannot override static method?

544

What does microservices mean?

519

What things should be kept in mind while creating your own exceptions in java?

612

Can a class have a static inner class?

595




How many bytes is double?

535

What is a data structure java?

492

Why is it called boolean?

512

Why does java doesnt suuport unsigned values?

1784

What are facelets templates?

582

How to use Media tracker Class.

630

Can we store variables in local blocks?

769

What is singleton pattern?

539

How do you test a method for an exception using junit?

519

Is 9 a prime number?

455

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