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Huawei HCNP-SSAM(SAN Storage Advanced Management) Sample Questions:
1. Write-through strategy S5000T system is first written to each write IO request cache, and then written to the disk, said after writing success; write-back strategy is to write each write IO Cache writes on behalf of success, so the write-back strategy than write-through strategy better performance, but the write-back policy, the risk of loss of cache data anomalies exist in the system power-down situation.
A) False
B) True
2. AIX scan disk command which. (Choose two)
A) cfgmgr-v
B) lsdev
C) cfgmgr-l iscsi0
D) lsdev-Cc disk
3. N8000 systems through the deployment of ISM, using less management software features are there?
A) RAID, LUN, iSCSI, target,connect LUN creation
B) Resource pools,snapshots,LUN copy deployment
C) Storage Network Management
D) Support for Symantec 's SF, the basic characteristics of SFS management
4. How to troubleshoot whether it will affect the performance of the storage system's hard disk failure (slow disk)?
A) View RAID LUN status,whether there is an exception under the CLI
B) ISM and stored on the host side interface to view the link status
C) IO status in the host side view of the multi- path LUN
D) In view io storage debug mode disk storage system by iostat-x-d 1 command,the average service time of some disks (svctm) over a period of time is significantly larger than the otherdisk, or utilization (% util) close to 100% rather than the other disk is idle, it can be concluded that this affects the performance of the hard disk
5. IP SAN connections following implementation, which way the highest price, but the best performance?
A) Ethernet Calgary Initiator software approach
B) iSCSI HBA card mode
C) Initiator TOE NIC hardware plus software approach
D) None of the above comments
Solutions:
| Question # 1 Answer: B | Question # 2 Answer: A,C | Question # 3 Answer: C | Question # 4 Answer: D | Question # 5 Answer: B |







