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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？（）
- A、Add memory
- B、Add a processor
- C、Exchange the existing processor for a faster processor
- D、Add a faster disk subsystem
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更多 “ 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？（）A、Add memoryB、Add a processorC、Exchange the existing processor for a faster processorD、Add a faster disk subsystem” 相关考题
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A virtual memory system has five virtual pages numbered zero through four and three page frames.All the page frames are initially empty.How many page faults are generated with the following access sequence using a FIFO replacement policy?0 1 2 3 0 1 4 0 1 2 3 4A．8B．9C．10D．11
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Your network contains a database server that runs Windows Server 2003 Standard Edition Service Pack 2(SP2). The server has 1 GB of RAM and a single hard disk.Queries against the databases on the server are very slow. You discover that the hard disk on the server is very active.You are evaluating whether to add RAM to the server.You need to use System Monitor to find out whether adding RAM will decrease disk activity.Which performance counter should you monitor? （）A. LogicalDisk : % Free SpaceB. Memory : Pages Faults/secC. Memory : Free System Page Table EntriesD. Server Work Queues : Queue Length
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Your network contains a database server named Server1 that runs Windows Server 2003 Service Pack 2 (SP2).Server1 has the following hardware configurations:·A single processor that supports hyper-threading·Dual processor motherboard·Two hard disks·2 GB of RAMThe first disk contains all the files for the operating system and applications. The second disk is empty.Hyper-threading is disabled in the BIOS.Users report a slow response when they query the database on Server1.You monitor Server1 for one day and receive the performance statistics shown in the following table.You need to improve database performance.What should you do? （）A. Upgrade the RAM to 4 gb.B. Install a second processor.C. Enable hyper-threading in the bios.D. Move the database to the second disk.
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Several reports are logged stating that an application server is performing slowly. During the investigation, the administrator notices that the hard drives on the server appear to have a high level of activity.Which items should the administrator monitor using performance monitoring tools?（）A. Page FileB. Disk UtilizationC. System TemperatureD. Processor UtilizationE. Network Utilization
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In a three-disk volume group, a disk was physically removed from the system without performing any software procedures to properly remove the disk. Which of the following commands should be performed to recover from this error?（）A.extendvgB.cfgmgrC.reducevgD.varyoffvg
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Thestatisticsforapoorlyperforming，dual-processorx365systemareasfollows：（1）Processor：80%for5-secondincrements（2）Memorypagefaults：360/secondaverageover15minutes（3）Disk%disktime：100%Whichofthefollowingwillprovidethegreatestperformanceimprovement？（）A.AddmemoryB.AddaprocessorC.ExchangetheexistingprocessorforafasterprocessorD.Addafasterdisksubsystem
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Thestatisticsforapoorlyperformingx366systemareasfollows：（1）Processor：90%for5secondincrements（2）Memorypagefaults：20/secondaverageover15minutes（3）Disk：disktime1%Whichofthefollowingwillprovidethegreatestperformanceimprovement？（）A.AddmemoryB.AddaprocessorC.AddafasterdisksubsystemD.Exchangetheprocessorwithafasterprocessor
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Several reports are logged stating that an application server is performing slowly. During the investigation， the administrator notices that the hard drives on the server appear to have a high level ofactivity. Which items should the administrator monitor using performance monitoring tools？ （）A、 Page FileB、 Disk UtilizationC、 System TemperatureD、 Processor UtilizationE、 Network Utilization
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Which of the following commands should be used to monitor disk utilization during the time a system is experiencing a disk I/O performance problem？（）A、 istatB、 topasC、 vmstatD、 filemon
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An application server is running slowly. After viewing performance monitoring data it is detected that the disk queue length is high. Which of the following could BEST resolve the situation？（）A、 Add more disk drives.B、 Increase the amount of virtual memory.C、 Add a faster processor.D、 Add more memory to stop paging to disk.
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Which of the following are required for Hyper-V？（）A、 64-bit version of Windows Server 2008B、 XD or NX must be enabledC、 140GB of free disk space or higherD、 2GB of memory or higherE、 2GHz processor or higher
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In a three-disk volume group, a disk was physically removed from the system without performing any software procedures to properly remove the disk. Which of the following commands should be performed to recover from this error?（）A、extendvgB、cfgmgrC、reducevgD、varyoffvg
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If a system administrator wants to show only a disk report for disk2, at two second intervals, what is the correct command to run?（）A、 iostat disk1 1 B、 iostat -d disk1 2 C、 iostat disk2 1 D、 iostat -d disk2 2
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When analyzing disk I/O performance， which of the following metrics and/or statistics should be included in the study？（）A、 Disk size， stock availability， VHDCIB、 Disk size， distance， temperature， and compatibilityC、 Disk fragmentation， MTBF， and maintenanceD、 Disk configuration， throughput， transactions， queues， and latencies
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Which of the following commands should be used to determine which disk of a system is experiencing a disk I/O performance problem？（）A、 filemonB、 istatC、 vmstatD、 iostat
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A system administrator needs to replace a mirrored disk. After performing the proper removal process and replacing the disk, which of the following set of commands should be performed to bring the disk back into production?（）A、 reboot, mklvcopy, syncvg B、 cfgmgr -vl ssar, chvg -va, syncvg C、 cfgmgr, extendvg, syncvg D、 extendvg, mklvcopy, syncvg
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Rootvg has just been mirrored to a second disk. Which of the following actions should be performed to boot the system off of either disk?（）A、Extendvg to include both disks in the rootvgB、Copy the hd5 logical volume to hdisk1C、Run the bosboot and bootlist commandsD、Reset the dump device to /dev/sysdumpnull
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Which system resources does WLM have the capability to control?（）A、 CPU, Memory and Network I/O B、 CPU, Memory and Disk I/O C、 CPU and Memory D、 CPU and Disk I/O
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The statistics for a poorly performing x366 system are as follows： （1）Processor： 90% for 5 second increments （2）Memory page faults： 20/second average over 15 minutes （3）Disk： disk time 1% Which of the following will provide the greatest performance improvement？（）A、Add memoryB、Add a processorC、Add a faster disk subsystemD、Exchange the processor with a faster processor
考题
Your network contains a database server that runs Windows Server 2003 Standard Edition Service Pack 2 (SP2). The server has 1 GB of RAM and a single hard disk. Queries against the databases on the server are very slow. You discover that the hard disk on the server is very active. You are evaluating whether to add RAM to the server. You need to use System Monitor to find out whether adding RAM will decrease disk activity. Which performance counter should you monitor? （）A、LogicalDisk : % Free SpaceB、Memory : Pages Faults/secC、Memory : Free System Page Table EntriesD、Server Work Queues : Queue Length
考题
You have a computer that runs Windows XP Professional. The computer has the following hardware installed: 3 GB page file, 2. 4 GHz processor, 2 GB of physical memory, 20 GB hard disk that has 1 GB of free space You need to enable hibernation support on the computer. What should you do first?（） A、Upgrade the processor.B、Add additional physical memory.C、Increase the size of the page file.D、Create additional free hard disk space.
考题
单选题Which of the following commands should be used to monitor disk utilization during the time a system is experiencing a disk I/O performance problem？（）A
istatB
topasC
vmstatD
filemon
考题
单选题Which system resources does WLM have the capability to control?（）A
CPU, Memory and Network I/O B
CPU, Memory and Disk I/O C
CPU and Memory D
CPU and Disk I/O
考题
单选题If a system administrator wants to show only a disk report for disk2, at two second intervals, what is the correct command to run?（）A
iostat disk1 1 B
iostat -d disk1 2 C
iostat disk2 1 D
iostat -d disk2 2
考题
单选题An application server is running slowly. After viewing performance monitoring data it is detected that the disk queue length is high. Which of the following could BEST resolve the situation？（）A
Add more disk drives.B
Increase the amount of virtual memory.C
Add a faster processor.D
Add more memory to stop paging to disk.
考题
单选题When analyzing disk I/O performance， which of the following metrics and/or statistics should be included in the study？（）A
Disk size， stock availability， VHDCIB
Disk size， distance， temperature， and compatibilityC
Disk fragmentation， MTBF， and maintenanceD
Disk configuration， throughput， transactions， queues， and latencies
考题
单选题A system administrator needs to replace a mirrored disk. After performing the proper removal process and replacing the disk, which of the following set of commands should be performed to bring the disk back into production?（）A
reboot, mklvcopy, syncvg B
cfgmgr -vl ssar, chvg -va, syncvg C
cfgmgr, extendvg, syncvg D
extendvg, mklvcopy, syncvg
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