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Java EE - Interview Questions and Answers for 'Deployment' - 7 question(s) found - Order By Newest | |||||||||||
Frequently asked. Among first few questions in the J2EE segment of interview. | |||||||||||
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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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Like Discuss Correct / Improve  web.xml   servlets  deployment descriptor Asked in 15 Companies basic   frequent | |||||||||||
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Ans. web.xml | |||||||||||
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Like Discuss Correct / Improve  configuration files   deployment   server   java | |||||||||||
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Ans. Server Configuration files | |||||||||||
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Like Discuss Correct / Improve  ear   deployment   servers   java | |||||||||||
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Ans. It is the ability to deploy changes on the fly without need to first build , deploy and then restart. All these functions happens on the fly as soon as the changes are made to the code. | |||||||||||
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Like Discuss Correct / Improve  hot deployment  deployment   container   application server  production support | |||||||||||
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Ans. Cold Deployment is a conventional deployment mechanism that follows the multi step process to deploy code changes to the running app i.e Build -> Deploy - Restart. whereas Hot Deployment is deployment changes on the fly without need to first build , deploy and then restart. All these functions happens on the fly as soon as the changes are made to the code. | |||||||||||
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Like Discuss Correct / Improve  Hot deployment  cold deployment  application server  production support | |||||||||||
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Ans. No, there is no relationship between web.xml and spring.xml but you have to configure spring.xml in web.xml in order initialize beans when application starts up | |||||||||||
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Like Discuss Correct / Improve  spring  web.xml  spring.xml  deployment descriptor Asked in 1 Companies | |||||||||||
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Ans. filter tag speficies the filter name and respective class for handling filter action whereas filter mapping maps the filter to the url patterns ( specifying the url that needs to be intercepted ) | |||||||||||
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Like Discuss Correct / Improve  deployment descriptor  web.xml  filters  filter mapping | |||||||||||
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