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单项选择题

WhatwillbetheendresultofthissetofRMANcommands？（）shutdow……

WhatwillbetheendresultofthissetofRMANcommands？（）shutdownabortstartupmountrestoredatafile4untiltime，，09／30／2008：15：00：00；recoverdatafile4untiltime，，09／29／2008：15：00：00；alterdatabaseopenresetlogs；

A.Datafile4willberecovereduntil9/30/2008at15：00andthedatabasewillopen.
B.Therestorecommandwillfail.
C.Therecovercommandwillfail.
D.Thealterdatabaseopenresetlogscommandwillfail.
E.Allthesecommandswillfailbecausetheymustbeintheconfinesofarunblock.

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单项选择题Considertherecoverystepsineachofthecases&e

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G.
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A.传输电路出租
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A.CCK/DSSS
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单项选择题InFrameRelay，FECNmessagesindicatingcongestionaresentorreceivedbywhichoffollowing？（）

A.Sentbythedestination
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单项选择题Inaframe，theMPLSlabelisimposed（）.

A.AftertheLayer3headerandbeforeLayer2header
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A.thestabilityoftheconnectionhasbeenaconcern.inordertoprovidemoreinformationtoEIGRPRegardingthisinterface，Youwishtoincorporatethe'Reliability'costmetricintheEIGRPCalculationwiththecommandmetricweights10101.WhatimpactwillthismodificationontheremotesiterouterhaveforotherexistingEIGRPneighborshipsfromthesameEIGRPDomain？（）
A.ExistingNeighborswillimmediatelybeginusingthenewmetric.
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A.topreventmulticastpacketsfromlooping
B.topreventPIMpacketsfromlooping
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