当前分类： SCDCD(310-081)
问题：多选题Which two are characteristics of the Intercepting Filter pattern？（）Ait provides centralized request handling for incoming requests.BIt forces resource authentication to be distributed across web components.CIt reduces coupling between presentation-tier...
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问题：多选题Which thethree are valid URL mappings to a servlet in a web deployment descriptor？ （）A*/*B/*.doCmyServletD/MyservletE/MyServlet/*FMyServlet/*.isp...
问题：多选题Given： 1. public interface Foo { 2. int k = 4： 3. } Which three are equivalent to line 2？（）Afinal int k = 4：Bpublic int k = 4：Cstatic int k = 4：Dprivate int k = 4：Eabstract int k = 4：Fvolatile int k = 4：Gtransient int k = 4：Hprotected int k = 4...
问题：多选题For which three events can web application event listeners be registered？ （）Awhen a session is createdBafter a servlet is destroyedCwhen a session has timed outDwhen a cookie has been createdEwhen a servlet has forwarded a requestFwhen a session attrib...
问题：单选题Which option prevents the exception thrown by my：errorProne from invoking the error page mechanism and outputs the message "File not found" in the response？（）A AB BC CD DE E...
问题：单选题Which the HTTP method represents a request for information about the supported methods on an HTTP server？（）A GETB INFOC HEADD TRACEE OPTIONS...
问题：单选题Which is the valid identifier？（）A falseB defaultC _objectD a-class...
问题：单选题Given 1. public class Foo { 2. public static void main （String [] args） } 3. try { return；} 4. finally { Syste.out.printIn （“Finally”）；} 5. } 6. } What is the result（ ）？A The program runs and prints nothing.B The program runs and prints “...
问题：单选题Which HTTP method has the characteristic that multiple indential requests may produce side effect beyond those of a single request（）？A PUTB GETC INFOD POSTE HEADF TRACE...
问题：单选题Company.com has decided to use the FUBAR Application Server to host their web application. Unfortunately， the FUBAR Application Server uses the server machine’s file system for its JNDI namespace. Every JNDI lookup performed in the web application is t...
问题：多选题A custom JSP tag must be able to support an arbitrary number of attributes whose names are unknown when the tag class is designed. Which two are true？ （）AA element in the echo tag LTD must have the value JSPBThe echo tag handler must define the setAt...
问题：单选题} What is the result？（）A Compilation succeeds and 1 is printed.B Compilation succeeds and 2 is printed.C An error at line 8 causes compilation to fail.D An error at line 14 causes compilation to fail....
问题：多选题Which two security mechanisms protect the response stream？（）AauthorizationBdata integrityCconfidentialityDauthentication...
问题：多选题Given a header in an HTTP request： X-Retries：4 Which two retrieve the value of the header from a given ServletRequest request？ （）Arequest.getHeader （“X-Retries”）Brequest.getIntHeader （“X-Retries”）Crequest.getRequestHeader （“x-Retries”）Drequest.getHead...
问题：单选题Which interface must a class implement to be informed of a session creation event？（）A javax.servlet.http.HttpSessionListenerB javax.servlet.http.HttpSessionBindingListenerC javax.servlet.http.HttpSessionCreationListenerD javax.servlet.http.HttpSess...
问题：单选题Which the security mechanism uses the concept of a realm？（）A authorizationB data integrityC confidentialityD authentication...
问题：多选题Which the two choices are equivalent？（）A3 / 2B3 2C3 * 4D3 2E3 * 22F3 2...
问题：单选题Which thefollowingstatements about static inner classes is true？（）A An anonymous class can be declared as static.B A static inner class cannot be a static member of the outer class.C A static inner class does not require an instance of the enclosing...
