Your database is in ARCHIVELOG mode. You have two online redo log groups, each of which contains oneredo member. When you attempt to start the database, you receive the following errors:ORA-00313: open failed for members of log group 1 of thread 1ORA-00312: online log 1 thread 1: ‘D:\REDO01.LOG‘You discover that the online redo log file of the current redo group is corrupted.Which statement should you use to resolve this issue?()
A. ALTER DATABASE DROP LOGFILE GROUP 1;
B. ALTER DATABASE CLEAR LOGFILE GROUP 1;
C. ALTER DATABASE CLEAR UNARCHIVED LOGFILE GROUP 1;
D. ALTER DATABASE DROP LOGFILE MEMBER ‘D:\REDO01.LOG
第1题:
A.you…your
B.you…our
C.us…our
D.us…your
第2题:
Yourdatabaseisinmanualarchivemode.Youronlineredologgroupsareconfiguredasfollows:
YoudiscoverthatDISK3hasencounteredamediafailurethathasresultedinalossofallthemultiplexedcopiesofonlineredologfiles.
YoudecidetodeletetheREDO01C.LOG,REDO02C.LOG,andREDO3C.LOGfilestopreventtheLGWRbackgroundprocessfromattemptingtoaccessthesefiles.WhenyouquerytheV$LOGdynamicview,youreceivethefollowingoutput:
Whichsequenceofstatementsshouldyouusetodropthemissingonlineredologfilesfromthedatabase?()
1.ALTERDATABASEDROPLOGFILEMEMBER’E:\REDO01C.LOG’;
2.ALTERSYSTEMSWITCHLOGFILE;
3.ALTERDATABASEDROPLOGFILEMEMBER’E:\REDO03C.LOG’;
4.ALTERSYSTEMARCHIVELOGGROUP3;
5.ALTERDATABASEDROPLOGFILEMEMBER’E:\REDO02C.LOG’;
6.ALTERSYSTEMARCHIVELOGGROUP1;
第3题:
( ) – Is Miss White __________ English teacher, Maria?
– No, she teaches __________ geography.
A.your;my
B.you;mine
C.you;us
D.your;us
第4题:
Youhavethefollowingonlineredologconfiguration:GroupMember1’/disk1/oradata/redo01a.log’2’/disk2/oradata/redo02a.log’3’/disk3/oradata/redo03a.log’Youdecidetomultiplextheonlineredologgroupsforrecoveryofredologfilesincaseofanydisaster.WhichtwostatementswillyouNOTissuetomultiplextheonlineredologfiles?()
A.ALTERDATABASEADDLOGFILEMEMBER’/disk1/oradata/redo01b.log’TOGROUP1;
B.ALTERDATABASEADDLOGFILEMEMBER’/disk2/oradata/redo01b.log’TOGROUP1;
C.ALTERDATABASEADDLOGFILEMEMBER’/disk1/oradata/redo02b.log’TOGROUP2;
D.ALTERDATABASEADDLOGFILEMEMBER’/disk2/oradata/redo02b.log’TOGROUP2;
E.ALTERDATABASEADDLOGFILEMEMBER’/disk1/oradata/redo3b.log’TOGROUP3;
F.ALTERDATABASEADDLOGFILEMEMBER’/disk2/oradata/redo3b.log’TOGROUP3;
第5题:
A.TARGET_REDO_BLKS
B.FAST_START_IO_TARGET
C.LOG_CHECKPOINT_TIMEOUT
D.RECOVERY_ESTIMATED_IOS
E.LOG_FILE_SIZE_REDO_BLKS
F.LOG_CHECKPOINT_INTERVAL
第6题:
You look() What()you()?
Atire;did;do
Btiring;have;done
Ctired;do;do
Dtired;have;been doing