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

1197

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What is new in ServletRequest interface ? (Servlet 2.4)

1026

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What is servlet mapping?

1043

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What are different Authentication options available in Servlets.

1086

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

1075

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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()?

1115

---

List out difference between a JavaBean from a Servlet?

1048

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

1126

---

List out the difference between ServletConfig and ServletContext?

1060

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

1103

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

1112

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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?

1270

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What is the difference between using getSession(true) and getSession(false) methods?

1058

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Whats the advantages using servlets over using CGI?

1097

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What mechanisms are used by a Servlet Container to maintain session information?

1187

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