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【单选题】

A disk contains several logical volumes.  Which of the following commands indicates how much data is read from or written to a particular logical volume on the same disk?（）

A、 sar 

B、 iostat 

C、 svmon 

D、 filemon

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更多“A disk contains several logical volumes.  Which of the following commands indicates how much data is read from or written to a particular logical volume on the same disk?（）”相关的问题
第1题
[简答题] You are configuring your computer to use both Windows 2000 Professional and Windows 98. Your computer has 3 6GB hard disks, Disk0, Disk1 and Disk2. You want to configure each hard disk to have a 6GB partition. You want to install Windows 98 on Disk0 and Windows 2000 Professional on Disk1. You want to store your project file on Disk2. You want to implement file level security on Disk1. You want to be able to access your project files when using either operating system. What file 

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第2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  

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第3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  

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第4题
[简答题] You acquire a pc with 3 hard drives： Disk 0， Disk 1， Disk 2. Each physical disk has a capacity of 6GB. You want each disk to consist of one partition. You want to configure the computer to dual-boot Win98 and Win2K PRO. You want to save your documents to Disk 1 and have the ability to access them under either OS. You also want to install Win2K PRO and have the ability to secure individual files on Disk 2.

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第5题
[] You have just added three new hard disks to your Windows 2000 Professional computer. You want to configure all of the disks as two drives. You want the two drives to be as equal in size as possible. You want to configure the non-system drive for the best optimal performance. What should you do?（）

A、A. Extend the system volume onto disk1. Create a single, stripe volume from disk2 and disk3.   B、B. Extend the system volume onto disk2. Create a single, stripe volume from disk1 and disk2.   C、C. Extend the system volume onto disk1. Create a single, spanned volume from disk2 and disk3.   D、D. Extend the system volume onto disk1. Create a single, spanned volume from disk1 and disk2.   E、E. Create a single, stripe volume from disk1, disk2, and disk3.  F、F. Create a single spanned volume from disk1, disk2, and disk3.   

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第6题
[单选题] A high availability solution must be designed for a single file server.  Data must be replicated between the disks to ensure a failure of one disk does not bring down the server.  Which of thefollowing meets these requirements？（）

A、RAID 1  B、RAID 0  C、Active/passive cluster  D、Disk-to-disk  

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第7题
[单选题] A system administrator has a failed disk drive that is mirrored to another disk drive. They successfully removed the logical volume copies off of the failed disk drive. Which of the following commands should be used to remove the failed disk drive from the volume group？（）

A、chvg  B、rmdev  C、reducevg  D、exportvg  

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第8题
[单选题] Error log analysis indicates that a disk is starting to fail and will need to be replaced. The failing disk contains multiple logical volumes which span multiple disks. A free disk has been added to the failing disk’s volume group.Which of the following is the most efficient method to move the data from the failing disk to the new disk？（）

A、Back up the data， remove the failing disk from the volume group， then restore the data to the new disk.  B、Use the migratepv command to move data from one disk to another and then remove the failing disk from the volume group.  C、Use the mirrorvg command to mirror the data to the new disk， break the mirror and then remove the failing disk from the volume group.  D、Create a new filesystem on the new disk and use the mv command to move the data to the new filesystem， and then remove the failing disk from the volume group.  

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第9题
[单选题] You have a server named Server1 that runs a Server Core Installation of Windows Server 2012 R2. You attach a 4-TB disk to Server1. The disk is configured as an MBR disk. You need to ensure that you can create a 4-TB volume on the disk. Which Diskpart command should you use？（）

A、Automount  B、Convert  C、Expand  D、Attach  

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第10题
[单选题] Examine the RMAN command： SWITCH DATAFILE ’/DISK3/user_data01.dbf’； Which command do you need to issue before you issue the above command， so that RMAN finds the file in the restored location of ’DISK2/user_data01.dbf’？ （）

A、RESTORE DATAFILE ’/DISK2/user_data01.dbf’  B、RESTORE DATAFILE ’/DISK3/user_data01.dbf’  C、SET NEWNAME FOR ’/DISK3/user_data01.dbf’ TO’/DISK2/user_data01.dbf’  D、SET NEWNAME FOR ’/DISK2/user_data01.dbf’ TO’/DISK3/user_data01.dbf’  

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