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whatis the diff between ejb and servlet/jsp
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Answer / guest
EJB used as persistant layer.
JSP used for presentation layer.
Servlet we can use as controller.
| Is This Answer Correct ? | 20 Yes | 6 No |
Answer / shilpa kapurkar
EJB is a distributed component model for developing
secure,scalable, Transactional and multi user component.
EJBs are reusable software units containing business logic.
EJBs allow separation of application logic from system-level
services thus, allowing the developer to concentrate on the
business logic.EJBs reside in EJB container. needs
Application server.
Servlets are serverside components involved in request
response process. JSP- Java server Pages an extension to
servlet technology. JSPs are text based documents involved
in request response process. at run time JSPs are converted
into servlets. servlets , JSPs resides in web container. one
can use JSPs for presentation, controller as a servlet and
business components can be easily managed as EJBS.
| Is This Answer Correct ? | 8 Yes | 2 No |
Answer / afzal
In ejb u hv many inbult feature like "Transaction
Management", "Security Management" etc. U just hv to call
those function for managing all this thing. All the things
r managed by/depends on application server.
In Servlet/JSP for Implementing all this thing 1 has to
write complex codes.
Important using EJB in small application is tradeoff.
| Is This Answer Correct ? | 5 Yes | 2 No |
Answer / anitha
a)EJB Applications run on only Application Servers.
Servlet/jsp's run on web/application servers.
b)Ejbs allows Remote Accessing.
Servlet/jsp's does not allow remote accessing
c)Ejbs mainly usefull for implementing Business Logic(Model
classes)
Servlet's/jsp's are usefull for impementing View and
Controller layers.
| Is This Answer Correct ? | 5 Yes | 2 No |
Answer / surima jain
Servlet - A class inherited from HttpServlet which receives
the http requests and generate the response of forward the
request to another servlet or jsp page.
EJB - a class(object) which exists on a j2ee server and can
be accessed remote(from another JVM).
| Is This Answer Correct ? | 2 Yes | 1 No |
Ejb is a EJBCntainer. servlet and jsp are webcontainer.
Ejb is business logic . servlet and jsp are presentation logic.
| Is This Answer Correct ? | 11 Yes | 12 No |
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