Servlets - Online Quiz

Q 1 - What are Servlets?

A - Java Servlets are programs that run on a Web or Application server.

B - Java Servlets act as a middle layer between a request coming from a Web browser or other HTTP client and databases or applications on the HTTP server.

C - Both of the above.

D - None of the above.

Q 2 - Which of the following code is used to set content type of a page to be serviced using servlet?

A - response.setContentType()

B - request.setContentType()

C - writer.setContentType()

D - None of the above.

Q 3 - Which of the following code is used to get PrintWriter object in servlet?

A - response.getWriter()

B - request.getWriter()

C - new PrintWriter()

D - None of the above.

Q 4 - Which of the following code retrieves the request header?

A - Header.getHeaderName(headerName)

B - response.getHeader(headerName)()

C - request.getHeader(headerName)

D - None of the above.

Q 5 - Which of the following code retrieves the login of the user making this request?

A - request.getRemoteUser()

B - response.getRemoteUser()

C - Header.getRemoteUser()

D - None of the above.

Q 6 - Which of the following code can be used to redirect user to different url?

A - request.sendRedirect(location)

B - response.sendRedirect(location)

C - header.sendRedirect(location)

D - None of the above.

Q 7 - Which of the following code can be used to set the content type for the body of the response?

A - request.setContentType(type)

B - response.setContentType(type)

C - header.setContentType(type)

D - None of the above.

Q 8 - Which of the following is true about init() method of filter?

A - The init() method simply creates or loads some data that will be used throughout the life of the filter.

B - The init() method is not called again and again for each user request.

C - Both of the above.

D - None of the above.

Q 9 - Which of the following code is used to delete a HTTP Session object in servlets?

A - session.invalidate()

B - response.deleteSession()

C - request.deleteSession()

D - None of the above.

Q 10 - Which of the following code is used to get language code in servlets?

A - response.getLanguage()

B - Locale.getLanguage()

C - request.getLanguage()

D - None of the above.