The statistics for a poorly performing， dual-processor x365 system are as follows：    
（1）Processor： 80% for 5-second increments  
（2）Memory page faults： 360/second average over 15 minutes      
（3）Disk % disk time： 100%  
Which of the following will provide the greatest performance improvement？（）

单项选择题WhichofthefollowingisthebenefitofinstallingtwoexpandabilitycablestoanRXE-100fromanx445？（）

A.Higher availability of the enclosure
B.Access to both channels of the RXE-100
C.Support for more PCI-X 133MHz I/O cards
D.Improved management of the Drawer Management Controller in the RXE-100

单项选择题Anx445withtwo3.0GHzDPprocessorsand2GBofRAMisrunningaprocessor-intensivefloating-pointgeologicalapplicationthatcalculatespressuresintheearth’scrust.Ittakesalongtimeforeachcalculation，andthedirectorofcomputingwantsthecalculationstotakelesstime.Memoryaddressedbytheapplicationmayalsobeabottleneck.Whichofthefollowingwillmostimprovetheabilitytorunthecalculationsinlesstime？（）

A.Replace the two 3.0 GHz DP processors with four 3.0GHz MP processors with a 4MB L3 cache and 4GB of RAM
B.Replace the x445 with an x366 with four 3.66 EM64T processors with a 1MB L2 cache and 4GB of RAM
C.Replace the two 3.0GHz DP processors with two 3.0GHz MP processors with a 4MB L3 cache and 2GB RAM
D.Replace the two 3.0GHz DP processors with four 3.0 GHz DP processors with a 512KB L2 cache and 4GB RAM

单项选择题Acustomer’sserverisexperiencingslowapplicationresponseduetolackofprocessorpower.InwhichoneofthefollowingsystemswouldtheadditionoftheExpandOnDemandprocessorupgradefeaturebenefitfutureexpansion？（）

A.An x255 with 4 processors
B.An x365 with 4 processors
C.An x445 with 4 processors
D.An x445 with 32 processors

单项选择题A FastT Host FC-2 bus adapter， a U320 SCSI adapter， and three 10 100Mb Ethernet adapters have to be installed as optimally as possible.  This is going to be a 24X7 system.  The addition of extra PCI-cards is a major consideration as well.  Based on the following， what is the best configuration？（） （1）Slot 1  66MHz  Bus 1       （2）Slot 2  66MHz  Bus 1       （3）Slot 3 100MHz  Bus 2       （4）Slot 4 100Mhz  Bus 2       （5）Slot 5 133Mhz  Bus 3       （6）Slot 6 133Mhz  Bus 3

A.Put the Ethernet adapters in slots 1， 2 and 3. Put the FastT HBA in slot 5. Put the U320 adapter in slot 6.
B.Put the Ethernet adapters in slots 1， 4 and 6. Put the FastT HBA in slot 5. Put the U320 adapter in slot 3.
C.Put the Ethernet adapters in slots 1， 2 and 4. Put the FastT HBA in slot 3. Put the U320 adapter in slot 5.
D.Put the Ethernet adapters in slots 1， 2 and 3. Put the FastT HBA in slot 5. Put the U320 adapter in slot 4

单项选择题WhichofthefollowingisafunctionoftheXceL4Cache？（）

A.It places frequently accessed data close to the processor to help deliver faster performance.
B.It replaces L3 cache memory.
C.It speeds up processor performance by purging the current set of instructions and freeing them up to work on the next set of instructions.
D.It allows the system to address more than 16GB of memory.