INTERVIEW QUESTIONS J2EE DETAILS

Question: What is the difference between application server & web server ?

Answer: Application server can have web container as well as ejb container but web server can have only the web container. Example of Application Server : JBOSS<br>Web Server : TOMCAT

Application server can have web container as well as ejb container but web server can have only the web container. Example of Application Server : JBOSS<br>Web Server : TOMCAT Source: CoolInterview.com

Application server can be used to work all enterprise applications but web server can be used to work only web based applications and with only http protocol.<br>Application server ex:-weblogic,websphere,pramati server<br>Web server ex:- Tomcat Source: CoolInterview.com

Initially when the web started,then all it needed was a server which would received the requests for http pages and send them beck to browsers these are called web server.<br>Then came requests for handling high capacity DB transaction, supporting latest java feature like servlet, jsp, ejb etc. these request handled by application server. Source: CoolInterview.com

Application Server Web Server Hide AllShow All
What is it?: A server that exposes business logic to client applications through various protocols including HTTP. A server that handles HTTP protocol. hide
Functions: To deliver various applications to another device, it allows everyone in the network to run software off of the same machine. Keeping HTML, PHP, ASP etc files available for the web browsers to view when a user accesses the site on the web, handles HTTP requests from clients. hide
Clients can include-: GUI’s, Web Servers HTTP, HTML hide
Functionality: Adds functionality Does not add any hide
Examples of popular server products: Sun Java Application server, weblogic server, Apache Geronimo Apache, Microsoft IIS hide
Source: CoolInterview.com

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