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

Servlets Interview Questions

Questions Answers Views Company eMail

How do we call one servlet from another servlet?

1103

What are the phases of servlet life cycle?

1170

How to make sure a servlet is loaded at the application startup?

1094

Why HttpServlet class is declared abstract?

1284

Why do we have servlet filters?

1080

What is the effective way to make sure all the servlets are accessible only when user has a valid session?

1126

What are different methods of session management in servlets?

1335

What are life cycle methods of a servlet?

1117

What is URL Encoding?

1290

How to handle exceptions thrown by application with another servlet?

1144

How to get the IP address of client in servlet?

1137

What is the difference between encodeRedirectUrl and encodeURL?

1172

Why do we have servlet listeners?

1131

What is difference between ServletResponse sendRedirect() and RequestDispatcher forward() method?

1168

How to notify an object in session when session is invalidated or timed-out?

1134

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Un-Answered Questions { Servlets }

What must be implemented by all servlets?

1160

What is a web container and what is its responsibility?

1035

What are the disadvantages of storing session state in cookies?

1197

What do you mean by session tracking?

1280

What is the web server used for running the Servlets?

1069

What is difference between GenericServlet and HttpServlet?

1288

Can we fetch the attributes related to a servlet on a different servlet?

1204

How a servlet is unloaded?

1138

What do you mean by scope object and what are its types?

1130

What are the various ways of session supervision in servlets?

1074

What are different ways for servlet authentication?

1178

Define the servlet mapping.

1127

What is the difference between jsp and servlet life cycle?

1288

Explain the difference between servlet and cgi?

1220

What is cookie in servlet?

1128

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