A.Web server
B.Reports server
C.Administration server
D.Concurrent Processing server
第1题:
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.
第2题:
A. LOG_HISTORY
B. JOB_LOG_RETENTION
C. WINDOW_LOG_RETENTION
D. WHICH_LOG
E. LOG_NAME
第3题:
YouhavejustrunthissyntaxtostartthelistenerfromtheListenerControlutility:LSNRCTL>STARTStarting/mstgelai/oracle/bin/tnslsnr:pleasewait…Systemparameterfileis/u01/oracle/network/admin/listener.oraLogmessageswrittento/u01/oracle/network/log/listener.logListeningon:(DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=stc-sun01-server)(PORT=1521)))Connectingto…ThecommandcompletedsuccessfullyWhatisthenameoftheListeneryoustarted?()
A.TNSLSNR
B.LISTENER
C.LOCAL_LISTENER
D.DEFAULT_LSRN
第4题:
A.EXECUTEDBMS_SCHEDULER.PURGE_LOG(log_history=>5,job_name=>’JOB1’);
B.EXECUTEDBMS_SCHEDULER.PURGE_LOG(log_history=>5,job_name=>’JOB_LOG’);
C.EXECUTEDBMS_SCHEDULER.PURGE_LOG(log_history=>5,which_log=>’JOB1’);
D.EXECUTEDBMS_SCHEDULER.PURGE_LOG(log_history=>5,which_log=>’JOB_LOG’);
第5题:
server与oracle区别?
第6题:
20、以下代码的输出结果是() let obj = { first: 'hello', last: 'world' }; let { first: f, last: l } = obj; console.log(f);
A.first
B.hello
C.last
D.world