Quiz for Servlet Lifecycle

Q1: What is the first method called in the servlet lifecycle?

A. doGet() B. doPost() C. init() D. service()

Q2: Which method is called every time the servlet is accessed?

A. init() B. destroy() C. main() D. service()

Q3: Which method is called only once in the servlet lifecycle?

A. init() B. doGet() C. service() D. destroy()

Q4: Which method is called when a servlet is removed from service?

A. init() B. destroy() C. stop() D. exit()

Q5: Which class is extended to create an HTTP servlet?

A. GenericServlet B. HttpServlet C. ServletConfig D. ServletContext

Q6: What is the purpose of the service() method?

A. To load servlet B. To unload servlet C. To handle client requests D. To close servlet

Q7: Which interface must all servlets implement?

A. HttpServlet B. Servlet C. ServletRequest D. ServletResponse

Q8: Which method provides cleanup before servlet is destroyed?

A. init() B. service() C. destroy() D. stop()

Q9: How many times is the init() method invoked in servlet lifecycle?

A. Every request B. Every second C. Once during creation D. Twice

Q10: Which servlet lifecycle method is used to allocate resources?

A. doGet() B. service() C. init() D. destroy()

Q11: Which method handles GET requests in HttpServlet?

A. doGet() B. doPost() C. service() D. init()

Q12: What is the correct order of servlet lifecycle methods?

A. init() → destroy() → service() B. service() → init() → destroy() C. init() → service() → destroy() D. destroy() → init() → service()

Q13: Which method must be overridden to process HTTP POST?

A. doGet() B. service() C. doPost() D. init()

Q14: Which method receives both request and response objects?

A. init() B. destroy() C. service() D. doDestroy()

Q15: Where is servlet defined for initialization in web.xml?

A. <servlet-mapping> B. <init-param> C. <servlet> D. <context-param>

Q16: Which class defines both doGet() and doPost()?

A. HttpServlet B. GenericServlet C. Servlet D. ServletContext

Q17: Which file maps a servlet to a URL pattern?

A. web.xml B. server.xml C. context.xml D. config.xml

Q18: Which lifecycle method is not defined in GenericServlet?

A. init() B. destroy() C. doGet() D. service()

Q19: In which package are servlet lifecycle interfaces found?

A. java.servlet B. javax.http C. javax.servlet D. java.http

Q20: Which method is called when servlet is about to be removed?

A. stop() B. end() C. destroy() D. terminate()