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单选题
A system administrator has a server that is performing poorly. The vmstat command identifies that high CPU usage is the problem. Which of the following commands can be used to identify the eight most active processes running on the server？（）
A
ps -ef -t8
B
sar -u -p 8
C
vmstat -t 8
D
topas -p8 -n0 -d0
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A system administrator has a server that is performing poorly. The vmstat command identifies that high CPU usage is the problem. Which of the following commands can be used to identify the eight most active processes running on the server？（）A、ps -ef -t8B、sar -u -p 8C、vmstat -t 8D、topas -p8 -n0 -d0
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A system administrator is monitoring a system that has recently shown a decrease in performance.The administrator suspects that the system may be low on memory and may be paging excessively.Which of the following commands is best to identify a possible paging problem？（）A、iostatB、netstatC、psD、vmstat
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You are the network administrator for your company. The network consists of a single Active Directory domain named All network servers run Windows Server 2003. Terminal Server is installed on a member server named Server1, which is located in an organization unit (OU) named Servers. User of Server1 report unacceptable response times. To investigate, you start Task Manager on Server1. You discover that the average CPU usage is 80 percent. However, when you select the Processes tab, none of the processes show significant CPU usage. You need to identify the process that is responsible for the CPU usage. What should you do?（）A、In Task Manager, select the Show processes from all users option.B、From a command prompt, run the query process command.C、Open the Terminal Services Manager. Select Server1 from the list of servers, and then select the Processes tab.D、Edit the Group policy object (GPO) for the Servers OU by adding your user account to the Profile a single process policy. Then use Task Manager to re-examine Server1.
考题
单选题A system administrator has a server that is performing poorly. The vmstat command identifies that high CPU usage is the problem. Which of the following commands can be used to identify the eight most active processes running on the server？（）A
ps -ef -t8B
sar -u -p 8C
vmstat -t 8D
topas -p8 -n0 -d0
考题
单选题Users complain an AIX server is running slow. Which of the following commands can be run to determine what is consuming systems resources？（）A
tprofB
lpstatC
ps auxD
entstat
考题
单选题An AIX system administrator wants to reset the level at which the SIGDANGER signal is sent to processes so appropriate actions can be taken when paging space is running low. Which of the following commands is used to reset the level？（）A
vmtune -wB
svmon -wC
schedtune -wD
vmstat -s
考题
单选题A System p administrator found a process on the server that should be stopped. Which of the following commands can be used to list all the signal actions defined for this process（）A
psB
pstatC
lssigD
procsig
考题
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
Increase physical memoryD
Increase number of servers
考题
单选题A systems administrator has a high performance server with a file share full of data that has not been used in a long time， but is still important and might be used in the future. Which of the following should they do to reclaim the space off the high performance server？（）A
Audit the dataB
Delete the dataC
Back up the dataD
Archive the data
考题
单选题An administrator is testing setting the IP address on a Linux server from command line. Which of the following commands is used to set the default gateway for the server？（）A
routeB
tracerouteC
ipconfigD
nmap
考题
单选题A system administrator suspects that there were problems with the AIX installation on a pSeries server. Which of the following commands can be used， with the appropriate flags， to view the BOS installation output files？（）A
alogB
errptC
lscfgD
installp
考题
单选题An administrator has a requirement to mirror the operating system on a VIO server. Which of the following IOS commands will achieve this？（）A
mirrorvgB
iosmirrorC
mirroriosD
mkiosmirror
考题
单选题You are the network administrator for your company. The network consists of a single Active Directory domain named All network servers run Windows Server 2003. Terminal Server is installed on a member server named Server1, which is located in an organization unit (OU) named Servers. User of Server1 report unacceptable response times. To investigate, you start Task Manager on Server1. You discover that the average CPU usage is 80 percent. However, when you select the Processes tab, none of the processes show significant CPU usage. You need to identify the process that is responsible for the CPU usage. What should you do?（）A
In Task Manager, select the Show processes from all users option.B
From a command prompt, run the query process command.C
Open the Terminal Services Manager. Select Server1 from the list of servers, and then select the Processes tab.D
Edit the Group policy object (GPO) for the Servers OU by adding your user account to the Profile a single process policy. Then use Task Manager to re-examine Server1.
考题
单选题An AIX system administrator needs to adjust the maximum amount of memory that can be pinned. Which of the following commands is used to make the change？（）A
vmtune -MB
svmon -mC
vmstat -sD
schedtune -m
考题
单选题Performance monitoring of a poorly performing system indicates a high level of CPU usage. Which tool can be used to help identify which processes are using excessive CPU resources？（）A
sarB
topasC
iostatD
vmstat
考题
单选题Which of the following performance tools can be used to determine if a system is thrashing？（）A
svmon and tprofB
vmtune and schedtuneC
ps and schedtuneD
vmstat and topas
考题
单选题Which of the following commands can be used to identify all PCI hot plug slots on a server and their characteristics？（）A
lsattr -l pciB
lscfg -Cc pciC
lsconn -p pci -aD
lsslot -c pci -a
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