选择题：Whichstatementistrueregardingcheckpointsandrecovery?()

题目分类：其他
题目类型：选择题
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题目内容：

A.Acheckpointdefinesthehighestsystemchangenumber（SCN）.

B.AllredoentrieshigherorattheSCNareknowntobewrittentothedatafiles.

C.OnlytheredorecordscontainingSCNshigherthenthecheckpointneedtobeappliedduringrecovery.

D.TheLOG_CHECKPOINT_INTERVALinitializationparameterspecifiestheamountoftimebetweenincrementalcheckpoints.

参考答案：

Inuser－managedbackupandrecoverprocedures,howaredatafilesbackedup?()

Inuser－managedbackupandrecoverprocedures,howaredatafilesbackedup?()

分类：其他题型：选择题

对于“对象静止,运动拍摄”(摄像机移动或变焦)进行动态构图时所要考虑的问题有()

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分类：其他题型：选择题

ToincreasetheavailabilityofanAdvancedReplicationenvironment,youcanaddanewmastertoareplicationgroupwithoutquiescingthegroup.Thisisachieved().

ToincreasetheavailabilityofanAdvancedReplicationenvironment,youcanaddanewmastertoareplicationgroupwithoutquiescingthegroup.Thisisachieved().

分类：其他题型：选择题

侧面角度拍摄的画面主要作用在于().

侧面角度拍摄的画面主要作用在于().

分类：其他题型：选择题

WhichfouraretrueregardingtheWorkspaceManagerinOracle9i?()

WhichfouraretrueregardingtheWorkspaceManagerinOracle9i?()

分类：其他题型：选择题