QUESTION 121
SCSI, SAS, and SATA disks use SCSI interfaces and excel in multi-task processing.
A. TRUE
B. FALSE
Correct Answer: B
QUESTION 122
In the SCSI-based DAS architecture, which operations are facilitated by the SCSI card?
A. Implements physical connections between servers and storage I/Os.
B. Performs conversion between I/Os and SCSI protocol packets inside servers.
C. Stores data permanently.
D. Backs up data periodically.
Correct Answer: AB
QUESTION 123
In Huawei OceanStor Dorado V6 product series, which color indicates a powered-on location indicator of a disk enclosure?
A. Blue
B. Green
C. White
D. Yellow
Correct Answer: A
QUESTION 124
There are built-in coffer disks and external coffer disks.
A. TRUE
B. FALSE
Correct Answer: A
QUESTION 125
Huawei OceanStor is the single-device management software designed by Huawei for easy configuration, management, and maintenance of storage devices.
Correct Answer: DeviceManager
QUESTION 126
Assume a company creates three 10 TB thin LUNs for the online transaction, email, and backup systems in a 30 TB storage resource pool. As a startup, there is very little data on the online transaction system and email system. However, the amount of data to be imported to the backup system is about 20 TB, exceeding the capacity of the corresponding thin LUN. As a result, a data fails to be written to the backup system.
A. TRUE
B. FALSE
Correct Answer: B
QUESTION 127
HyperCDP objects cannot be mapped to a host directly. To read data from a HyperCDP object, you need to create a duplicate for it and map the duplicate to the host.
A. TRUE
B. FALSE
Correct Answer: A
QUESTION 128
Which of the following are highlights of the Huawei FusionCube edge data storage solution?
A. Complicated capacity expansion
B. Attendance-free design
C. Edge-cloud synergy
D. Plug-and-play ready
Correct Answer: BCD
QUESTION 129
What is the maximum number of NVMe SSDs supported by an OceanStor Pacific 9950 device?
A. 80
B. 72
C. 25
D. 36
Correct Answer: A
QUESTION 130
Which of the following layers is not included in the OceanStor Pacific block storage system architecture?
A. Storage service layer
B. Storage engine layer
C. Storage driver layer
D. Storage network layer
Correct Answer: D
QUESTION 131
In inline deduplication, the storage system uses a weak hash algorithm to calculate the information of new data blocks and checks whether a new data block is the same as the original data block. (Fill in the blank.)
Correct Answer: fingerprint
QUESTION 132
Consistent splitting of SmartMigration enables multiple pairs to exchange LUN information at the same time, and then splits all pairs after the exchange is complete. is This ensures data consistency at any point in time before and after the pairs are split.
A. TRUE
B. FALSE
Correct Answer: A
QUESTION 133
Huawei hybrid flash storage products consist of controller enclosures and disk enclosures, to provide an intelligent storage platform with high reliability, high performance, and large capacity.
A. TRUE
B. FALSE
Correct Answer: B
QUESTION 134
Data written to a scale-out storage system is sliced into N (an even number) data blocks, and M parity blocks are obtained by using the EC encoding algorithm. What are the possible values of M?
A. 4
B. 1
C. 3
D. 2
Correct Answer: ACD
QUESTION 135
Which of the following parameters is entered in the “upadm set workingmode={ }” command of Huawei UltraPath to implement load balancing among controllers?
A. 0
B. 1
C. 2
D. 3
Correct Answer: A
QUESTION 136
Which of the following storage services are supported by Huawei scale-out storage products?
A. Object service
B. Block service
C. HDFS service
D. File service
Correct Answer: ABD
QUESTION 137
Deduplication is a data reduction technology that compresses large-size data blocks to reduce the used physical storage space, thereby meeting the increasing need for storage capacity.
A. TRUE
B. FALSE
Correct Answer: B
QUESTION 138
Local controller switchover is supported to resolve issues of a faulty controller on a hybrid flash storage device.
A. TRUE
B. FALSE
Correct Answer: A
QUESTION 139
Once an enterprise purchases a set of OceanStor Dorado V6 storage devices, the storage administrator can enable or disable SmartCache for a specified LUN or file system.
A. TRUE
B. FALSE
Correct Answer: A
QUESTION 140
A snapshot is a point-in-time copy of source data that is accessible to hosts and used for data backup.
A. TRUE
B. FALSE
Correct Answer: A