HH0-220 試験問題を無料オンラインアクセス

Hitachi Dynamic Link Manager is being used with a Hitachi Unified Storage system in a multi-path environment with intense sequential I/Os. What are two recommended load-balancing algorithms? (Choose two.)

• A.extended least I/Os
• B.least blocks
• C.least I/Os
• D.extended round-robin

A customer will be implementing a Hitachi Unified Storage File Module two-node NAS cluster with one SMU. How many power connections are necessary?

• A.3
• B.5
• C.4
• D.6

What allows firmware to be updated non-disruptively on the Hitachi Unified Storage systems?

• A.Firmware updates are performed in less than the host I/O timeout value.
• B.Firmware updates only affect the first five drives and no controller reboot is required.
• C.While one controller is rebooting, the other handles all host operations.
• D.Host connectivity to both controllers established using multi-pathing software.

A storage administrator would like to connect 10 hosts into the same FC ports of a Hitachi Unified Storage system. They are concerned that one host with high I/Os will impact the other hosts on the same FC ports. Which HBA parameter should be set to limit the number of outstanding I/Os on each host?

• A.queue depth
• B.command depth
• C.command length
• D.queue length

Which three parameters must be set when adding a Cache Partition on a Hitachi Unified Storage system? (Choose three.)

• A.Logical Unit
• B.Segment Size
• C.Controller
• D.Raid Group
• E.Cache Size