Real HCIA-Storage V4.5 H13-611_V4.5-ENU Dumps Have Been Released

1. SmartThin is a storage space management technology provided by Huawei OceanStor V3 storage system that allocates storage resources on demand. Based on virtualization technology, SmartThin reduces the deployment of physical storage resources and maximizes the utilization of storage space.

2. Regarding the description of the hard disk domain in Huawei RAID 2.0+ technology, which of the following statement is incorrect?

3. Huawei OceanStor V3 SmartTier feature can be used to place data on the specified disk type.

4. A certain bank will launch a set of business systems, which have very high performance and security requirements. The database uses an Oracle database and plans to deploy the Oracle database to a storage system. Then, when creating a RAID group for the Oracle database, the optimal RAID strategy should be:

5. The SCSI protocol can be used not only for the communication between the host and the disk, but also for the communication between hosts, physical tape libraries, and optical disks, etc.

6. In the Huawei OceanStor V3 storage system, a customer plans to deploy a business system. The database uses Oracle data. The average data block size is 16KB. When using the Smart Tier feature, which of the following data migration granularity is the best?

7. Which one of the following methods can achieve the RTO optimization?

8. In Huawei OceanStor V3, what unit does Thick LUN apply for space from the storage system?

9. Most of the data generated by the Internet industry is structured data, and this part of the data accounts for about 80% of the total amount of data.

10. The following are two statements about cloud computing:

Statement 1: A deployment model of cloud computing is to divide a large physical server into multiple small virtual machines.

Statement 2: A deployment model of cloud computing is to aggregate multiple small physical servers into one large host.

11. Multipath software can only be used in IP-SAN.

12. In Huawei OceanStor V3 based on RAID 2.0+, when a user creates a file system, the system will first automatically create a corresponding LUN and generate a file system on the LUN.

13. A company belongs to the fields of banking and finance, with a large amount of business data and high security requirements. Which RAID level is suitable for this company?

14. When there are bad sectors or bad blocks on the hard disk, which reconstruction method is used?

15. Regarding the snapshot technology, which of the following statement is incorrect?

16. For random accessing to mechanical disks, the biggest impact on the time taken to complete an IO is:

17. The InfiniBand interface is used as a front-end host interface in Huawei OceanStor V3 unified storage, which can flexibly support the direct connection and multiple networking modes of switch.

18. The hard disk domain supports online adding hard disks, and the storage pool supports online expansion.

19. Which one of the following operations is a daily maintenance item in the data center storage?

20. Statement 1: Hyper Mirror one LUN failure, the host business is not interrupted, Hyper Clone primary LUN failure, the host business is interrupted.

Statement 2: Hyper Mirror supports dual copy, and Hyper Clone supports a maximum of 1 primary LUN: 16 secondary LUNs.

21. HA (High Availability) refers to the ability to continue to access applications in the event of a single component failure of the local system.

In a data center, the downtime is one hour in a year. What is the HA of this data center?

22. In the backup system, the data that needs to be backed up must pass through the media server before being stored in the backup media.

23. The process of regenerating all user data and parity data on the failed disk in the mirror array or RAID array is called:

24. Due to the earthquake, a company's IT system went down at 16:00 on November 11 leading to a business halt. By 23:00 on the same day, the IT system resumed operation and the data at 12:00 of that day can be restored. Then what respectively are the RTO and the RPO?

25. A company needs to make a backup strategy. The company has a small amount of backup data and hopes to back up in a short time and save storage space to the utmost extent.

Which type of backup do you recommend?

26. A bank needs to ensure data security and use it to transfer large databases.

Which storage network architecture is suitable for this bank?

27. Xiao Wang, an employee of a company, serves as the administrator of the company's storage system. When he uses two sets of OceanStor5500 V3 as a disaster recovery solution, he only needs one of the OceanStor5500 V3 configuration data to remote replication software.

28. A user of a company can automatically report the alarms of connected storage devices to the Huawei Service Support Center through a piece of management software.

So, which software is this user using?

29. When the Windows copy program copies local files to the file system, the file system block size of the Huawei OceanStor V3 storage system is the default, which ensures the full use of storage space.

30. The Smart Cache feature in Huawei OceanStor V3 series products can only improve read performance, not write performance.

31. What is the synchronization cycle time limit for asynchronous remote replication?

32. Among the components of the mechanical disk, the components responsible for reading and writing data are:

33. LAN Free and Server Free are the backup networking modes that have little impact on host performance.

34. Regarding database-level disaster recovery, which of the following statement is wrong?

35. Which of the following statements corresponding to RAID 5 and RAID 10 are correct?

36. Xiao Wang, an employee of a small company, uses the CIFS protocol to access shared files on the Linux application server supported by his company's storage system.

37. Regarding the common protocols used by the storage, which of the following statement is correct?

38. Regarding data-level, application-level, and business-level disaster recovery, which of the following statements is correct?

39. From the perspective of the cloud computing business model, Huawei's network disk belongs to PaaS.

40. A company has sufficient client server resources, but the network resources are tight. Which deduplication strategy is suitable?

41. The server installed Linux operating system accesses the disk array based on the RAID 5 strategy, and the access path sequence is:

42. The host layer disaster recovery investment is less, and the compatibility is better.

43. An enterprise adopts cloud primary and backup data-level disaster recovery. During business planning, storage can be divided into two types of LUNs based on actual needs: protected LUNs and unprotected LUNs. VMs that need disaster recovery are created on the protected LUNs, and only configure array replication for protection LUNs to save the storage space requirements of the disaster recovery center.

44. Log in to Device Manager

45. Regarding the characteristics of the LAN-FREE backup method, which of the following is incorrect?

46. Statement 1: When Windows mounts a CIFS share with the same IP address (domain name or machine name), the same user can mount one or more shares at the same time, but different users cannot mount the same or different shares.

Statement 2: When Windows mounts the Homedir share with the same IP address (domain name or machine name), multiple users cannot mount multiple shares.

47. Regarding the Refactoring, which of the following statement is incorrect?

48. In a Huawei storage system using RAID 2.0+ technology, a hard disk domain can only contain one type of hard disk.

49. A device can only have one WWPN, but there can be multiple WWNNs.

50. Two CKs in a CKG of RAID 2.0+ can come from the same hard disk.