单选题On an IBM System Stoage DS8000 which of the following information pairs are mandatory to create a volume（）A extent pool id and volume idB extent pool id and volume nameC volume id and extent allocation methodD volume name and extent allocation method

第1题：

The /systest filesystem is associated with the /dev/testlv logical volume on the ’testvg’ volume group. Given this information， which of the following commands can the system administrator use to determine if the /systest filesystem is mirrored？（）

• A、df
• B、lsvg
• C、lsfs
• D、lsdev

第2题：

Which of the following is the correct signal flow for an analog multi-room audio system？（）

• A、Source，Volume Control，Speaker，Amp
• B、Source，Amp，Volume Control，Speaker
• C、Amp，Source，Volume Control，Speaker
• D、Speaker，Amp，Volume Control，Source

第3题：

第4题：

Which configuration actions can be performed by using the DSCLI on IBM System StorageDS6000 and DS8000 servers?（）

• A、Assign RAID ranks to extent pools and combine storage extent pools
• B、Assign RAID ranks to extent pools and create and assign volumes to hosts
• C、Combine storage extent pools and invoke a server failover/fallback
• D、Invoke a server failover/fallback and create and assign volumes to hosts

第5题：

A technician wants to create a spanned volume on a set of hard drives. Which of the following tools will identify if the drives will support a spanned volume?（）

• A、System Information
• B、Disk Management
• C、Device Manager
• D、Task Manager

第6题：

Which of the following statements best describes the relationship between a logical volume and a journaled file system (JFS)?（）

• A、Increasing the size of a logical volume also increases the size of the file system
• B、Reducing the size of a logical volume requires reducing the size of the file system first
• C、Increasing the size of a file system requires increasing the size of the logical volume first
• D、Increasing the size of a file system also increases the size of the logical volume when necessary

第7题：

When using CHKDSK, which of the following parameters locks the volume, locates bad sectorsand recovers readable information?（）

• A、/r
• B、/f
• C、/i
• D、/x

第8题：

What must be specified to create an extent pool（）

• A、blocksize， rank group， and name
• B、storage type， rank group， and name
• C、storage type， capacity， and rank group
• D、capacity， name， and storage type

第9题：

On an IBM System Stoage DS8000 which of the following information pairs are mandatory to create a volume（）

• A、extent pool id and volume id
• B、extent pool id and volume name
• C、volume id and extent allocation method
• D、volume name and extent allocation method

第10题：

Which two components are created during configuration of space-efficient storage in an extent pool（）

• A、volume and virtual space
• B、background copy and target copy
• C、virtual space and repository space
• D、source volume and target volume