机械论自然观的基本特征有()
A. 原子的基本性
B. 自然的不变性
C. 机械的直观性
D. 因果的必然性
Theaccountingmanagerwantsyoutocreateaformthatwhenqueriedwilldisplayacalculatedtotalofyear-to-dateactualexpendituresforthefoundcodeentered.Thevaluesneededtogeneratethissummarydataarestoredinmultipletables.WhichdatasourcetypecanyouassigntothedatablockforthisformwithouthavingtheDBAcreateadatabaseobject?()
A. databasetable
B. transactionaltrigger
C. storedprocedure
D. FROMclausequery
E. client-sideprocedure
Whatpurposewouldyouachievebyenablingtheblockchangetrackingfeature?()
A. Eliminatethenecessityforbackups.
B. Performoptimizedimagecopybackups.
C. Performoptimizedincrementalbackups.
D. Enablecheckpoint(CKPT)toperformcheckpointingateveryblockchange.
Enabledatabasewriter(DBWn)towritechangedblockstodatafilesfaster.
YoucreateanewAutomaticDatabaseDiagnosticMonitor(ADDM)task:instance_analysis_mode_task.ToviewtheADDMreport,youusethefollowingcommand:SQL>SELECTdbms_addm.get_report(’my_instance_analysis_mode_task’)FROMdual;YouwanttosuppressADDMoutputrelatingtoSegmentAdvisoractionsonuserSCOTT’ssegments.Whatwouldyoudotoachievethis?()
AddafindingdirectivefortheADDMtask.
B. AddasegmentdirectivefortheADDMtask.
C. AddaparameterdirectivefortheADDMtask.
DisabletheSegmentAdvisorfromtheAutomaticMaintenanceTask.