Servlets Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Servlets Interview Questions

Questions Answers Views Company eMail

What are the differences between the servletconfig interface and the servletcontext interface?

1188

What are the functions of the servlet container?

1628

Can servlet have a constructor ?

1048

Why do we need a constructor in a servlet if we use the init method?

1053

What is the directory structure of a war file?

1170

What is a servlet context object?

1139

How can the session in servlet can be destroyed?

1184

What are the types of protocols supported by httpservlet ?

1224

How do I use cookies to store session state on the client?

970

What are the phases of the servlet life cycle?

1134

What’s the difference between genericservlet and httpservlet?

1115

What’s the difference between forward() and sendredirect() methods?

1017

How do I support both get and post from the same servlet?

1211

What is preinitialization of a servlet?

1027

How can an existing session be invalidated?

1173

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Un-Answered Questions { Servlets }

What is the difference between Servlets and Applets?

1041

What is a servlet-to-servlet communcation?

1181

Explain is servlet mapping?

1010

Which interface should be implemented by all servlets?

1218

What is the use of httpservletrequestwrapper and httpservletresponsewrapper?

1047

Why doesn’t a servlet include main()? How does it work?

1160

What is the procedure for initializing a servlet?

1041

How a servlet is unloaded?

1091

What is http servlet in java?

1071

What is java servlet session?

975

What is difference between cookies and httpsession?

1097

Which http method is said to be non-idempotent and idempotent?

1052

What is the type of method for sending request from http server?

1109

When servlet object is created?

1162

Whether we can get deadlock situation in servlets?

1074

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