Which two requirements would lead towards a high availability solution？（）

A.DROPUSERSMITH；

B.DROPTABLEEMPLOYEES；

C.DROPTABLESPACEUSERS；

D.ALTERTABLESALES_REPDROPPARTITIONP1；

E.ALTERTABLEEMPLOYEESDROPCOLUMNDESIG_ID；

A.Theuserisauthenticatedbytheoperatingsystem.

B.TheobjectscreatedbytheuserareplacedintheUSERStablespace.

C.TheuserdoesnotrequirequotaontheTEMPtablespacetoperformsortoperations.

D.Theuserisforcedtochangethepasswordatthefirstlogintothedatabaseinstance.

E.Theobjectscreatedbytheuserinfutureareunlockedtobeaccessedbyalltheusersinthedatabasebydefa

A.Thisclauseisnotvalidforatemporaryorundotablespace.

B.IfthetablespaceisintheNOLOGGINGmode，nooperationonthetablespacewillgenerateredo.

C.ThetablespacewillbeintheNOLOGGINGmodebydefault，ifnotspecifiedwhilecreatingatablespace.

D.Thetablespace-levelloggingattributecanbeoverriddenbyloggingspecificationsatthetable，index，materializedview，materializedviewlog，andpartitionlevels.

A.TheSKDusercannotlogintothedatabaseinstance.

B.TheobjectsownedbytheSKDuserarenotaccessibletoanyuser.

C.TheotheruserscanaccesstheobjectsownedbytheSKDuser，onwhichtheyhaveaccess.

D.ThepasswordfortheSKDuserexpiresandtheuserisforcedtochangethepasswordatthenextlogin.

misc EXTERNAL REDUNDANCYDISK ‘ORCL: FRA3‘ NAME misc1, ‘ORCL: FRA4‘ NAME misc2;In which situation would you use this method of disk group creation?（）

A. When two-way disk mirroring is required for the allocation units

B. When three-way disk mirroring is required for the allocation units

C. When using hardware mirroring or RAID

D. When disk mirroring is required for the Automatic Storage Management (ASM) disks

A.restoredatafilesuntiltime‘09/28/2008:21:03:11‘

B.restoredatabasefilesuntiltime‘09/28/2008:18:00:00‘

C.restoredatabaseuntiltime‘09/28/2008:18:00:00‘

D.recoverdatabaseuntiltime‘09/28/2008:18:00:00‘

E.recoverdatabaseuntiltimestamp‘09/28/2008:18:00:00‘

A. Testing the backup and recovery procedures

B. Testing the upgrade of an Oracle database to a new release

C. Testing the effect of an application changes on database performance

D. Continuously updating archive log files from the target database to support failover

OTE_OS_AUTHENT=FALSEREMOTE_OS_ROLES=FALSETIMED_OS_STATISTICS=0YouhavealocaloperatingsystemuserSKD.YoucreateadatabaseuserOPS$SKD，andthenassignexternalauthentication.TheuserOPS$SKDhastheCREATESESSIONprivilege.Whatwouldyouachievebytheaboveprocess（）

A.ThedatabaseuserOPS$SKDwillbeabletoadministerthedatabase.

B.TheauthenticationdetailforthedatabaseuserOPS$SKDisrecordedinthepasswordfile.

C.ThelocaloperatingsystemuserSKDwillbeabletoaccessthedatabaseinstancewithoutspecifyingtheusernameandpassword.

D.ThedatabaseuserOPS$SKDhastologinwiththepasswordofthelocaloperatingsystemuserSKDtoaccessthedatabaseinstance.

countingrecords.Duringthebatchrunprocess，someincorrectentrieswereinsertedintotheACCOUNTtable.Youidentifiedthebugandimmediatelystoppedthebatchrunprocess，but3000incorrectrecordswereinsertedintotheACCOUNTtablebeforethebatchprocesswasstopped.Youwanttorecoverthetabletothestateitwasat11：50P.M.Whichflashbackfeaturewillyouuse？（）

A.FlashbackDrop

B.FlashbackDatabase

C.FlashbackTable

D.FlashbackVersionQuery

A.UsetheDatabaseResourceManager.

B.Setthelimitsintheprofilesusedbyusers.

C.ModifytheSESSIONSinitializationparameter.

D.SetthewarningthresholdfortheCurrentLogonsCountmetric.