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

Difference Between getRequest and PostRequest?

HCL, TCS,

8 11906

Advantages of Inheritance in java.

CybAge, HCL,

11 38119

What is the difference between RequestDispatcher and sendRedirect?-

CTS,

5 13920

where our package shoud be kept in the application whenwe want to import that package in the jsp application?

1 4431

what is the output??????? public class multireturn { public(int assign x ( int x) { if(4==x) { return 7; } else if (7=x+3) { return 6; } return 5; } }

TCS,

3 5881

What is Difference between JavaBeans and taglib directives?

3 12336

how a marker interface gets its functionality and when we implements a marker interface how it got invoked

Mind Tree,

3 11803

how to handle a singleton service locator. when multiple threads are trying to get the singleton object in same time

Mind Tree,

4 11090

program for RequestDispatcher in servlets?

Wipro,

3 9891

why we use main in java?

4 7430

java based application for hospital management

3836

How do we generate a digital certificate

2 5667

Explain JSP life cycle?

Accenture,

2 8105

Explain Stateful session bean life cycle?

Accenture,

2 8142

Can we define constructors in Servlet?

Accenture, Opus, Wipro,

3 15591

Un-Answered Questions { Java Related }

If my browser does not support cookie, and my server sends a cookie instance what will happen?

1104

How to get ip address in jsp login page and how to validate like 127.1.0.1 all should not be greater than 255

3395

What is a session? Can you share a session object between different theads?

984

Why do we need annotations in spring?

455

What is jdbc driver manager?

947

Does spring bean provide thread safety?

443

Why doesn’t the main method throw an error with no arguments?

936

Can anonymous class have constructor?

1026

How to invoke stored procedure in hibernate?

972

What is unidirectional causality?

399

What is math exp in java?

1052

What is the exportrelease.xml ?

856

Point out the difference between concern and cross-cutting concern in spring aop?

409

Can an interface extend another interface?

1058

when should you use stringbuilder class in a program?

987

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