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Yourtnsnames.orafilehasthefollowingentryfortheservicealiasORCL：ORCL=（DESCRIPTION=（ADDRESS=（PROTOCOL=TCP）（HOST=10.156.24.216）（PORT=1521））（CONNECT_DATA=（SERVER=DEDICATED）（SERVICE_NAME=orcl.oracle.com）））TheTNSPINGcommandexecutessuccessfullywhentestedwithORCLbutyouarenotabletoconnecttothedatabaseinstancewiththefollowingcommand：SQL>CONNECTscott/tiger@orclWhatcouldbethereasonforthis？（）

A.Thelistenerisnotrunningattheserver.

B.TheTNS_ADMINenvironmentalvariableissettoawrongvalue.

C.Theorcl.oracle.comdatabaseserviceisnotregisteredwiththelistener.

D.TheDEFAULT_DOMAINparameterissettoawrongvalueintheSQLNET.ORAfile.

参考答案

更多 “ Yourtnsnames.orafilehasthefollowingentryfortheservicealiasORCL：ORCL=（DESCRIPTION=（ADDRESS=（PROTOCOL=TCP）（HOST=10.156.24.216）（PORT=1521））（CONNECT_DATA=（SERVER=DEDICATED）（SERVICE_NAME=orcl.oracle.com）））TheTNSPINGcommandexecutessuccessfullywhentestedwithORCLbutyouarenotabletoconnecttothedatabaseinstancewiththefollowingcommand：SQLCONNECTscott/tiger@orclWhatcouldbethereasonforthis？（）A.Thelistenerisnotrunningattheserver.B.TheTNS_ADMINenvironmentalvariableissettoawrongvalue.C.Theorcl.oracle.comdatabaseserviceisnotregisteredwiththelistener.D.TheDEFAULT_DOMAINparameterissettoawrongvalueintheSQLNET.ORAfile. ” 相关考题
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