Free Huawei H13-629_V3.0 Practice Test & Real Exam Questions, Page 4

Question #43

The hard disk unit of Huawei's all-flash storage system adopts the self-developed SSD, which is mainly composed of a control unit and a storage unit. The control unit includes the SSD controller, host interface, NANDFLASEH particles, etc., and the storage unit is mainly DRAM.

A. TRUE

B. FALSE

Discussion 0

Correct Answer: B Vote an answer

Question #44

Which of the following statements about the evolution of storage network architecture is correct?

A. Compared with the DAS architecture, the NAS architecture can better provide file sharing services

B. The user first created the storage demand due to the increase in the amount of data, resulting in the earliest and simplest storage architecture SAN

C. Distributed storage and DAS appeared at the same time, providing better scalability for the DAS architecture

D. SAN provides file storage, and its appearance solves the problem of inconvenient file sharing in DAS architecture

Discussion 0

Correct Answer: A Vote an answer

Question #45

Regarding the file deduplication and compression feature of Huawei OceanStor hybrid flash storage, which of the following statements is false?

A. When the rewrite and compression functions are turned on at the same time, the data will be reproduced first and then compressed.

B. Using SmartCache can improve the search performance of deduplicated fingerprints.

C. It can only be enabled when the file system is created, and the data duplication compression function cannot be enabled or disabled during business execution.

D. Use online processing to perform deduplication and compression before data is written to disk.

Discussion 0

Correct Answer: C Vote an answer

Question #46

Which of the following descriptions about HyperMetro's "active-active pair" is wrong? (Multiple Choice)

A. When Pair Running Status is Paused, the master LUN in the HyperMetro pair can be read and written, and the slave LUNs in the HyperMetro pair can only be read and written.

B. According to business needs, you can perform a "priority switch" operation on a HyperMetro pair in the HyperMetro Consistency Group.

C. After the dual-active pair is configured, the synchronization rate can be adjusted.

D. To ensure data security, before forcibly starting the active-active pair, please shut down the service host. After the forced-active pair is started, start the host and service.

Discussion 0

Correct Answer: A,B Vote an answer

Question #47

Hyper-converged infrastructure refers to not only resources and technologies such as computing, network, storage, and server virtualization, but also elements such as backup software, snapshot technology, deduplication, and online data compression in the same set of unit equipment.

A. TRUE

B. FALSE

Discussion 0

Correct Answer: A Vote an answer

Question #48

After the hardware display block fails, which of the following devices cannot be replaced when powered on?

A. Cascade backplane

B. BBU

C. Hard Disk

D. Controller

Discussion 0

Correct Answer: D Vote an answer

Question #49

In Huawei OceanStor hybrid flash storage, which of the following steps are optional in the process of configuring storage space? (Multiple Choice)

A. Add a route

B. Create a hard disk domain

C. Configure CHAP authentication

D. Create a port group

Discussion 0

Correct Answer: A,C,D Vote an answer

Question #50

The data volume of site A is 600GB, and the data replication bandwidth between sites A and B occupies 40% of GE network resources. The synchronization type of asynchronous remote replication is set to wait for 180 minutes at the start of synchronization, and the initial data synchronization starts at 9:00 in the morning. What is the start time of a synchronization?

A. 0.63888889 (15:20)

B. 0.5 (12:00)

C. 0.5138888889 (12:20)

D. 0.4583333333 (11:00)

Discussion 0

Correct Answer: C Vote an answer

Question #51

Huawei all-flash storage devices need to be planned and designed before deployment. Which of the following does not require planning during storage networking?

A. IP address

B. Management networking

C. Service Networking

D. Heartbeat network

Discussion 0

Correct Answer: D Vote an answer

Question #52

Which level of data replication is the asynchronous remote replication of the HyperReplication file system based on?

A. Object Layer

B. Logical volumes

C. File Layer

D. Data Layer

Discussion 0

Correct Answer: C Vote an answer

Question #53

The peak write bandwidth of an application is 10MB/s, the average of write bandwidth is 200KB/s, and the average write T0 size is 4KB (the bandwidth utilization rate is 70%). If the OceanStor V3 storage array needs to be used for data disaster recovery and the asynchronous replication mode is set, the minimum network bandwidth required is

A. 114Mbps

B. 18Mbps

C. 128Mbps

D. 3.2Mbps

Discussion 0

Correct Answer: D Vote an answer

Question #54

A customer's Huawei OceanStor hybrid flash storage array experienced a RAID (Raid5) group failure. After the engineer restored the RAID group to a degraded state, the RAID group began to be reconstructed, but the reconstruction failed many times. Which of the following statements is correct? (Multiple Choice)

A. The RAID group is recovered by recovering the first failed hard disk, and the recovered data is unavailable.

B. The RAID group is recovered by recovering the first failed hard disk, and the recovered data will be lost for a period.

C. The RAID group cannot be restored by restoring the hard drive that failed first.

D. The RAID group can be restored by restoring the hard drive that failed first.

Discussion 0

Correct Answer: B,D Vote an answer

Question #55

A company's data center deploys 2 sets of Huawei all-flash storage. The quorum server implements the active-active configuration of the two storages. The three front-end service application servers are interconnected with the storage through optical switches. Based on this scenario information, which of the following options are correct? (Multiple Choice)

A. One front-end business application server fails, and the arbitration server initiates arbitration to decide the server (storage) that the business will continue to run.

B. When one storage fails, the other storage will continue to provide services

C. The two storages cannot communicate due to network failure. The arbitration server initiates arbitration to determine the storage that will continue to run the business.

D. In the event of a quorum server failure, only one storage can provide services

Discussion 0

Correct Answer: B,C Vote an answer

Question #56

A company purchased a set of Huawei hybrid flash storage. The current business information is as follows:
(1) Online transaction business: random write IO accounts for 80%;
(2) Online query business: sequential read IO ratio is 90%;
(3) Storage configuration SSD, SAS and NL-SAS three kinds of hard disks.
When storage engineers plan storage services, which of the following are reasonable? (Multiple Choice)

A. Select the high-performance tier and use the RAID10 strategy when initializing the LUN capacity of the online transaction business

B. The online transaction business LUN uses SSD hard disk

C. When querying the initial capacity allocation of service LUNs online, select the performance tier and use the RAID5 strategy

D. When creating a hard disk domain, select some disks as hot spares

Discussion 0

Correct Answer: A,B,C Vote an answer

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