What can be used to stop or start the WebSphere Commerce server？（）

单项选择题IntheConfigurationManager，undertheWebSphereCommerceInstanceProperties，whatisthePaymentspanelusedfor？ItallowsanAdministratorto：（）

A.drop and re-create the WebSphere Commerce Payments database.
B.stop and start the Payment Engine.
C.configure WebSphere Commerce Server communication with WebSphere Commerce Payments Server.
D.specify what type of Database software will be used for the WebSphere Commerce Payments database.

单项选择题Whichofthefollowingsecurityfeaturesareenabledbydefaultaftercreatinganinstance？（）

A.Password Invalidation
B.Login Timeout
C.Cross Site Scripting Protection
D.Access Logging

多项选择题Inatwo-tierconfiguration，itisrecommendedtoputwhichofthefollowingcomponentsondifferentnodes？（）

A.Database client and database server
B.WebSphere Application Server and Database Server
C.WebSphere Commerce Server and WebSphere Application Server
D.Web server and WebSphere Application Server

单项选择题AfterinstallingWebSphereCommerce，theWebSphereApplicationServerfailstostart.WhichlogfilewillhelpdetermineifWebSphereApplicationServerwasinstalledcorrectly？（）

A.<WAS_installdir>\logs\log.txt 
B.<WC_installdir>\logs\install_date_time.log 
C.<WAS_installdir>\logs\<WC_instance_name>\SystemOut.log 
D.<WC_installdir>\instances\<instance_name>\xml\<instance_name>.xml 
E.<WAS_installdir>\logs\serverStatus.log

单项选择题AftercreatingaWebSphereCommerceinstance，anadministratorattemptstologontotheWebSphereCommerceAdministrationConsole.Thebrowserreportsa 500InternalServerError .Whatcouldcausethistooccur？（）

A.The web server was not started
B.The Payments Engine was not started
C.The WebSphere Commerce Payments instance was not started
D.The WebSphere Commerce application server was not started
E.The Configuration Manager service was not started