问答题

WhichthreemodesaretheoperatingmodesofHDLC？（）

A.asynchronousresponsemode（ARM）
B.normalpeermode（NPM）
C.asynchronousbalancedmode（ABM）
D.normalresponsemode（NRM）
E.asynchronousclientmode（ACM）

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WhatarethedifferencesbetweenLLQandCBWFQ？（）

A.LLQsupportstheadditionofstrictpriorityqueuing
B.WithLLQ，bandwidthallocationsforthepriorityqueueandalltheCBWFQqueuesareconfiguredusing
C.LLQisconfiguredusingMQCandCBWFQisconfiguredusingthefair-queuecommand
D.LLQpriorityqueuebandwidthispolicedwithacongestionawarepolicer
E.LLQdoesnotsupportWFQonthedefaulttrafficclass（class-default）

单项选择题

Thecustomercurrentlyhas20serverswith1TBofinternalcapacityoneachserver.Theserverscommunicateover10/100/1000Ethernet.ThecustomerwouldliketomovetoasharedstoragesubsystemwithFibreChannelharddrives.Budgetisakeyissueforthem.Whichoptionwouldallowforthelowestcosttoimplement?（）
A.IBMDS8700
B.IBMN6040
C.IBMStorwizeV7000
D.IBMXIVStorageSystem

A.Theserverscommunicateover10/100/1000Ethernet.ThecustomerwouldliketomovetoasharedstoragesubsystemwithFibreChannelharddrives.Budgetisakeyissueforthem.Whichoptionwouldallowforthelowestcosttoimplement?（）
A.IBMDS8700
B.IBMN6040
C.IBMStorwizeV7000
D.IBMXIVStorageSystem