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单选题
A customer has a p650 with a write-intensive database application. Recently the order entry team has complained about unusually slow response times. There have been no complaints from any other departments. Which of the following actions would most likely address the problem？（）
A
Double the number of processors.
B
Double the number of memory DIMMs.
C
Double the number of network adapters.
D
Double the number of SCSI buses and disks.
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单选题A customer has a p650 with a write-intensive database application. Recently the order entry team has complained about unusually slow response times. There have been no complaints from any other departments. Which of the following actions would most likely address the problem？（）A
Double the number of processors.B
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Double the number of network adapters.D
Double the number of SCSI buses and disks.
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VoltageB
FrequencyC
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Power Source Loading （typical）
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单选题The system administrator has been getting complaints about slow performance from the server. After running vmstat the administrator notices average readings that show the free list （fre） approaching zero， as well as page-in （pi） and page-out （po） values to be high. Furthermore， the applications running are essential to daily business operations. Which of the following recommendations would provide the best overall improvement？（）A
Increase physical diskB
Increase number of CPU’sC
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单选题A System p administrator needs to document system changes that have occurred recently. The company has a policy of making all possible changes via the smit interface. Which of the following files would show the commands that have been performed from within smit and their resulting output（）A
/smit.logB
/smit.scriptC
/var/log/smit.logD
/.history
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Enable SMTB
Reduce the weightC
Renice the processD
Increase the weight
考题
单选题An SNMP alert has been generated by a server in the main data center.The alert stated that the internal temperature of the server has exceeded the threshold.No other servers in the rack have experienced problems，and no other alerts have come from that server about any other events.Which of the following is the cause of this issue？（）A
Rack cooling equipment failureB
Dust collection in the serverC
Server processor failureD
Server power supply failure
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