Interview Questions and Answers for 'Ucertify' | Search Interview Question

Interview Questions and Answers for 'Ucertify' - 2 question(s) found - Order By Newest

Frequently asked. Among first few questions in the J2EE segment of interview.

Q1. What is deployment descriptor ?

or

What is the use of deployment descriptor ?

Ans. Deployment Descriptor which is usually web.xml is used to specify the classes, resources and configuration of the application and how the web server uses them to serve web requests.This file is usually added to WEB-INF folder and contains following

* Servlet entries and url mapping
* Plugins
* Some info regarding authentication / filters
* Landing Page
* Event Handlers

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Related Questions

Which of the following file is called deployment descriptor ?

a. application.xml
b. project.xml
c. web.xml
d. build.xml

Can we have multiple servlets in a web application and How can we do that ?

Is there any relationship between Web.xml and Spring.xml ?

What is the difference between filter and filter-mappings xml tag within deployment descriptor ?

Q2. What is the use of HTTPSession in relation to http protocol ?

Java EE

Ans. http protocol on its own is stateless. So it helps in identifying the relationship between multiple stateless request as they come from a single source.

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Related Questions

What is session tracking and how do you track a user session in servlets?

what is the use of cookie and session ? and What is the difference between them ?

What are different types of cookies ?

Please specify in what sequence the objects of following classes will be created ?

Session , SessionFactory, Query , Configuration

What is a cookie ?

Why using cookie to store session info is a better idea than just using session info in the request ?

http protocol is by default ... ?

How many SessionFactory and Session objects are created ?

What does the following exception means

org.hibernate.LazyInitializationException: could not initialize proxy - no Session

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