单项选择题
You are defining areas on your Oracle database. Which of the following profile areas can be used to control the resource usage for the other four?（）
A.LOGICAL_READS_PER_SESSION
B.CONNECT_TIME
C.COMPOSITE_LIMIT
D.CPU_PER_SESSION
E.PRIVATE_SGA
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Inasituationwherenomultiplexingofredologstakesplace,whathappenswhenOraclecannotreaddatafromtheonlineredologgroupforarchiving?（）
A.Nothing happens
B.Oracle will automatically switch redo logs when detected
C.Oracle eventually won't allow new records to be added to the database
D.The instance crashes -
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YouareanalyzinghowOracleprocessesuserstatements.SQLandPL/SQLparseinformationisstoredinwhichofthefollowingdatabasememoryareas?（）
A.Library cache
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Youaredesigningthephysicaldatabaselayoutonyourhostmachine.WhatistherelationshipbetweentablespacesanddatafilesintheOracledatabase?（）
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