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

Servlets Interview Questions

Questions Answers Views Company eMail

Can we use threads in Servlets?

1137

What is the web server used for running the Servlets?

1012

What is Servlet API used for connecting database?

1095

If a servlet is not properly initialized, what exception may be thrown?

1180

What is new in ServletRequest interface ? (Servlet 2.4)

1009

What is servlet mapping?

1019

What are different Authentication options available in Servlets.

1063

When is the servlet instance created in the life cycle of servlet? What is the importance of configuring a servlet?

1055

Why is it that we can't give relative URL's when using ServletContext.getRequestDispatcher() when we can use the same while calling ServletRequest.getRequestDispatcher()?

1090

List out difference between a JavaBean from a Servlet?

1029

How to find whether a parameter exists in the request object?

1106

List out the difference between ServletConfig and ServletContext?

1039

The code in a finally clause will never fail to execute, right?

1079

Can we use the constructor, instead of init(), to initialize servlet?

1099

Once the destroy() method is called by the container, will the servlet be immediately destroyed? What happens to the tasks(threads) that the servlet might be executing at that time?

1249

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Un-Answered Questions { Servlets }

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

1040

How can we achieve transport layer security for our web application?

1036

What is servlet collaboration?

1141

What is a servlet?

1137

What are the functions of an intercepting filter?

944

What is Servlets and explain the advantages of Servlet life cycle?

1099

How do you design microservices?

1074

How httpservlet is different from the genericservlet?

1122

What if we pass negative value in load-on-startup?

1280

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

1102

What are some advantages of storing session state in cookies?

1014

Who is responsible for writing a constructor?

1261

What are the differences between forward() method and sendredirect() methods?

1023

What is the difference between servlet and jsp?

1113

What are the steps that are required to handle the multi-threading?

1100

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