问题:多选题Which the two JSTL URL-related tags perform URL rewriting?()AurlBlinkCparamDimportEredirect...
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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 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: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 is the valid identifier?()A falseB defaultC _objectD a-class...
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:单选题What is the result()?A 2B 4C 8D 16E The code will not compile....
问题:多选题Given: Integer i = new Integer (42); Long l = new Long (42); Double d = new Double (42.0); Which two expression evaluate to true?()A(i = = l)B(i = = d)C(d = = l)D(i.equals(d))E(i.equals(i))F(i.equals(42))...
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...
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...
问题:单选题Which security mechanism can be directed through the element in a web deployment descriptor()?A authorizationB data integrityC confidentialityD authentication...
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Which the basic authentication type is optional for a J2EE 1.4 compliant web container?()A HTTP Basic AuthenticationB Form Based AuthenticationC HTTP Digest AuthenticationD HTTPS Client Authentication...
问题:单选题Which retrieves the binary input stream on line 13?()A request.get Writer ():B request.get Reader ():C request.get Input Stream():D request.get Resource As Stream():E request.get Resource As Stream (Servlet Request. REQUEST):...
问题:单选题What is the result()?A The program runs and prints “ I = 1 , j = 0”B The program runs and prints “ I = 1 , j = 4”C The program runs and prints “ I = 3 , j = 4”D The program runs and prints “ I = 3 , j = 0”E An error at line 4 cause compilatio...
问题:多选题Which the two demonstrate encapsulation of data?()AMember data have no access modifiers.BMember data can be modified directly.CThe access modifier for methods is protected.DThe access modifier to member data is private.EMethods provide for access and m...
问题:单选题A developer for the Company.com web site has been told that users may turn off cookie support in their browsers. What must the developer do to ensure that these customers can still use the web application?()A The developer must ensure that every URL i...
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 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...