Which event is fired at the time of project deployment and undeployment?
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Explain the architechure of a servlet?
Hello, My project requirement is like I need to create a web page using MVC pattern. I hava a bean class, jsp page, servlet, service and dao. My jsp has two fields. One is dropdown list. The option values has to get populated from the database table. The other one is a text box and its value has to come from database table. As of now I have defined the fields in bean class, got the values from database using arraylists in dao class and I called this from service class. Can anyone please tell me the workflow of how the servlet will get this arraylist and populate the arraylist values as dropdown options in jsp page? Also I would like to know the role of bean class in MVC pattern? Thanks in advance!
If some new data has entered the database, explain how can a servlet refresh automatically?
What is cookie? Why is cookie used?
Explain the difference between a web server and a web container?
What is a java servlet?
What is the advantage of Servlets when compared with other server side technologies?
What is the use of request dispatcher interface?
What is the major difference between context parameter and context attribute?
What is the procedure of invoking different servlet in a different application?
Explain the jar and war files in servlet?
explain filters in java?