Java Server and Servlet MCQ Questions

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Which HTTP method is used for updating data on the server in Java Servlets?

A) `GET` B) `PUT` C) `POST` D) `DELETE`

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

In Java Servlets, what is the purpose of the `HttpServletRequestWrapper` class?

A) To manage JavaBean events B) To wrap an existing `HttpServletRequest` C) To execute SQL queries D) None of These

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

What is the purpose of the `init-param` element in the `web.xml` file of a Java web application?

A) To create JavaBeans B) To execute SQL queries C) To define initialization parameters for a servlet D) To define JavaBean properties

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Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

Which of the following is true about session tracking in Java Servlets?

A) Sessions can only be tracked using cookies B) Sessions are not supported in Java Servlets C) Sessions are tracked using SQL queries D) Sessions can be tracked using cookies, URL rewriting, and hidden form fields

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

In Java Servlets, what is the purpose of the `HttpServletResponseWrapper` class?

A) To wrap an existing `HttpServletResponse` B) To create JavaBeans C) To manage JavaBean properties D) To execute SQL queries

Discuss

Answer & Solution

Answer: Option A

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What is the primary function of the `destroy()` method in Java Servlets?

A) To handle HTTP requests B) To create JavaBean properties C) To define JavaBean lifecycle D) To clean up resources and finalize the servlet

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Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

What is the purpose of the `web.xml` `` element in a Java web application?

A) To define JavaBean properties B) To execute SQL queries C) To define a filter that can be applied to servlet requests and responses D) To create JavaBeans

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

In Java Servlets, what is the purpose of the `HttpServletResponseWrapper` class?

A) To manage JavaBean properties B) To wrap an existing `HttpServletResponse` C) To execute SQL queries D) None of These

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

What does the term "servlet context" refer to in Java Servlets?

A) The context in which JavaBean properties are defined B) The context in which SQL queries are executed C) The environment in which a servlet runs D) The context in which JavaBeans are created

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Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

In Java Servlets, what is the purpose of the `javax.servlet.Filter` interface?

A) To define JavaBean properties B) To execute SQL queries C) To create JavaBeans D) To perform filtering tasks on requests and responses

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

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Java Server and Servlet MCQ Questions | Java Program MCQs