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NEW QUESTION 401
Physical tape libraries have the following disadvantages: The mechanical failure rate is relatively high, and tapes are vulnerable to the adverse impact of the environment (temperature, humidity, and dusts).
- A. FALSE
- B. TRUE
Answer: B
NEW QUESTION 402
Storage-layer data replication supports data replication across heterogeneous storage arrays,
- A. FALSE
- B. TRUE
Answer: B
NEW QUESTION 403
In data backup scenarios, which are characteristics of disk backup devices, compared with physical tape libraries? (Multiple Choice)
- A. Disks where data is stored can be separated from the device that reads and writes data to these disks, implementing offline storage of data
- B. The unit storage cost of a disk is lower than that of a physical tape.
- C. The management and maintenance costs are low.
- D. The backup and restoration performance is high.
Answer: C,D
NEW QUESTION 404
When can the use of SmartThin LUNS be considered? (Multiple Choice)
- A. For LUNS with unpredictable amounts of writes to them.
- B. If the operating system supports re-thinning.
- C. If the amount of free space greatly exceeds the required LUN capacity.
- D. When overprovisioning can easily be solved by adding disks quickly.
Answer: B,C,D
NEW QUESTION 405
What are the key technologies for OceanStor 9000 to improve the performance of object storage applications? (Multiple choice)
- A. High-speed interconnection
- B. SMB3 multi-channel
- C. Concurrent access
- D. SSD acceleration
Answer: B,D
NEW QUESTION 406
An enterprise plans to purchase a set of storage equipment, and its business has different requirements for storage performance. Which of the following description is wrong when performing hard disk selection, planning and design?
- A. Enterprises have different requirements for storage performance. Considering the cost, it is recommended to use tiered storage
- B. The capacity layer adopts SATA HDD hard disk
- C. The performance layer uses SAS hard drives
- D. It is recommended to use SS hard disks for the high-performance tier
Answer: C
NEW QUESTION 407
Huawei OceanStor 9000 can notify users of alarms by sending emails and short messages.
- A. FALSE
- B. TRUE
Answer: B
NEW QUESTION 408
What are the advantages of Huawei's scale-out file storage over traditional NAS storage systems? (Multiple choice)
- A. Scalable scale-out engine architecture
- B. Multi-node cluster, load balancing, global cache, provide strong performance
- C. Fast failover, the failure of a single node in the cluster does not affect the business
- D. The engine cluster is followed by SAN storage, and the SAN storage can be heterogeneous storage
Answer: A,B,C
NEW QUESTION 409
Large Internet company A plans to purchase Huawei's all-flash storage series to protect its key business. Which of the following products are available for selection? (Multiple choice)
- A. OceanStor 2800 v5
- B. OceanStor Dorado 5600 v6
- C. OceanStor 9000
- D. OceanStor Dorado 6800 v6
Answer: B,D
NEW QUESTION 410
Which of the following statements about splitting a remote replication is true?
- A. A remote replication can be split on the primary storage system or the secondary storage system.
- B. A remote replication can be split only on the primary storage system.
- C. A remote replication can be split only on the secondary storage system.
- D. After being split on the primary storage system, a remote replication must be split manually on the secondary storage system too.
Answer: A
NEW QUESTION 411
The creation of logical ports is based on physical Ethernet ports, bonded ports or VLANs, and is mainly used for business operations. At the same time, the main port needs to be designated. When the main port fails, the service will be taken over by the failover port.
- A. False
- B. True
Answer: A
NEW QUESTION 412
Backup networking LAN-Base is one of the most common networking methods. What are its advantages? (Multiple choice)
- A. Good backup performance.
- B. Both control data and backup data are transmitted through the business network.
- C. Make full use of the existing network and save costs.
- D. Does not affect the performance of the production host.
Answer: B,C
NEW QUESTION 413
In OceanStor 9000, if a hard disk is offline for 15 minutes, the data recovery method on the hard disk is as follows: The system calculates the data on the hard disk and restores the data to other normal hard disks.
- A. True
- B. False
Answer: A
NEW QUESTION 414
Which of the following options is not a typical application scenario for cloud storage?
- A. Operating the cloud
- B. Police Cloud
- C. Private Cloud
- D. Government Affairs Cloud
Answer: C
NEW QUESTION 415
What operating systems are supported by OceanStor BCManager eReplication? (Multiple Choice)
- A. Solaris
- B. Windows
- C. Linux
- D. HP-UX
- E. AIX
Answer: A,B,C,E
NEW QUESTION 416
In Huawei OceanStor Backup Solution, Huawei deduplication-based synthetic full backup can rapidly create and integrate full backups using indexes.
- A. FALSE
- B. TRUE
Answer: B
NEW QUESTION 417
The block service provides a linked clone mechanism and supports the creation of multiple snapshots based on a clone volume. The data content of each snapshot volume when it is first created is consistent with the data content in the clone volume, and subsequent modifications to the clone volume will not affect the original snapshots and other cloned volumes.
- A. True
- B. False
Answer: A
NEW QUESTION 418
In the Huawei dual-active disaster recovery solution, the peak write bandwidth of an application needs 10MB/s, the average write bandwidth needs 200KB/s, the average write I/O volume is 4KB, and the bandwidth utilization rate is 70%. So how much bandwidth does the application need to deploy synchronous remote replication?
- A. 2.23MB/s
- B. 114.3Mbit/s
- C. 200KB/s
- D. 10MB/s
Answer: B
NEW QUESTION 419
Before restriping, Huawei OceanStor 9000 determines whether the used space of the node pool in the target tier reaches the read-only watermark. Restriping is implemented only when the used space is lower than read-only watermark.
- A. FALSE
- B. TRUE
Answer: B
NEW QUESTION 420
Which of the following state changes of a WORM filesystem require manual operation: (Multiple Choice)
- A. Appending to locked
- B. Initial to appending
- C. Locked to locked
- D. Initial to locked
- E. Locked to initial
Answer: A,C,D
NEW QUESTION 421
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