Huawei H13-622 Online Practice Questions and Exam Preparation

Huawei H13-622 Online Questions & Answers

• Question 71:

  Which of the following statements about InfiniBand is false?

  A. InfiniBand features high bandwidth, low latency, and superb scalability.
  B. InfiniBand is often applied to connections between servers.
  C. InfiniBand will be widely promoted in the field of Internet network connectivity.
  D. Switches are basic components of an InfiniBand structure.
  C. InfiniBand will be widely promoted in the field of Internet network connectivity.

• Question 72:

  Offline software version upgrade of Huawei OceanStor 9000 interrupts services. The service downtime varies depending on the upgrade duration.

  A. True
  B. False
  A. True

• Question 73:

  An OceanStor 9000 is equipped with P36 nodes and adopts a 10GE back-end network. Which ports of P36 nodes must be connected to 10GE switches? (Choose all that apply.)

  A. NIC0
  B. NIC1
  C. A0-0
  D. B3-0
  C. A0-0
  D. B3-0

• Question 74:

  The OceanStor 9000 externally provides a single file system that is managed by a unified file system namespace. All the objects involved in user operations such as storing files, setting a share, and managing permission reside in this namespace.

  Which of the following statements about a namespace are correct? (Select three.)

  A. During the startup of the OceanStor 9000, a namespace is automatically created with the same name as that of the OceanStor 9000.
  B. As the root directory of the entire system, a namespace cannot be shared or accessed. However, its subdirectories can be shared and accessed.
  C. A unified namespace provides a unified storage resource pool where storage space can be centrally managed and allocated.
  D. All shared directories are subdirectories in the unified namespace.
  A. During the startup of the OceanStor 9000, a namespace is automatically created with the same name as that of the OceanStor 9000.
  C. A unified namespace provides a unified storage resource pool where storage space can be centrally managed and allocated.
  D. All shared directories are subdirectories in the unified namespace.

• Question 75:

  Which of the following statements about different service applications' storage performance and capacity requirements are correct?

  A. Compared with an email application, an enterprise OLTP/OLAP database requires higher storage performance.
  B. Compared with picture and video applications, a large-sized relational database requires a larger storage capacity.
  C. Compared with the content delivery network application, the backup and archive services require higher storage performance.
  D. Compared with a real-time online service system, scientific computing requires higher storage performance.
  A. Compared with an email application, an enterprise OLTP/OLAP database requires higher storage performance.

• Question 76:

  A 2-node N8500 clustered NAS engine is a 4 U enclosure. The heartbeat links between the two nodes are set up based on the internal PCIe channels.

  A. True
  B. False
  B. False

• Question 77:

  Which of the following statements about the high availability daemon (HAD) function of an N8500 clustered NAS system are correct? (Select three.)

  A. Each host in the N8500 cluster runs a HAD process.
  B. The hastart command can be executed to enable the had and hashadow services to automatically start.
  C. HAD is used to monitor and manage the statuses of all services on the clustered NAS system.
  D. The clustered system uses hashadow to monitor the HAD process. If HAD becomes abnormal, hashadow can restart HAD.
  A. Each host in the N8500 cluster runs a HAD process.
  B. The hastart command can be executed to enable the had and hashadow services to automatically start.
  D. The clustered system uses hashadow to monitor the HAD process. If HAD becomes abnormal, hashadow can restart HAD.

• Question 78:

  What is the minimum number of nodes required for deploying an OceanStor 9000 cluster?

  A. 2
  B. 3
  C. 4
  D. 5
  B. 3

• Question 79:

  Which of the following statements about the LUN planning of the N8500 clustered NAS storage systems are correct? (Select three)

  A. The maximum capacity of a LUN is 16 TB.
  B. LUNs in one RAID group belong to the same controller.
  C. The 64 KB stripe depth is recommended for random services.
  D. It is recommended that LUNs with heavy loads be in different RAID groups.
  A. The maximum capacity of a LUN is 16 TB.
  B. LUNs in one RAID group belong to the same controller.
  D. It is recommended that LUNs with heavy loads be in different RAID groups.

• Question 80:

  Users of object storage service (compatible with OpenStack APIs) are managed and authenticated by the Keystone server. Registering, creating, and deleting an account must also be performed on the Keystone server.

  A. True
  B. False
  B. False