HCNP Storage CBDS (Constructing Big Data Storage) v6.0 (H13-622)

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Total 181 questions

When a NAS client attempts to connect to an OceanStor 9000 node, the user must enter the management IP address of the node.

  • A. TRUE
  • B. FALSE


Answer : B

Which of the following does not demonstrate the characteristics of big data?

  • A. Analysis of the popularity of China railway lines during the Spring Festival travel rush in 2014
  • B. Analysis and forecast of global influenza with the use of search engines
  • C. Analysis of final exam scores of a university student
  • D. Data recording and analysis of a Chinese moon landing project


Answer : C

Which of the following statements about the software features of the OceanStor 9000 are correct? (Select 2 answers)

  • A. The maximum supported file system capacity is 40 PB.
  • B. The maximum supported data recovery speed is 1 TB/hour.
  • C. Each node uses the cache on the node exclusively.
  • D. Thin provisioning and thick provisioning are both supported.


Answer : A,B

In N8500 clustered NAS system V200R001, how many redundant heartbeat links are set up between two nodes?

  • A. 1
  • B. 2
  • C. 3
  • D. 4


Answer : B

Which of the following are the mandatory hardware components of an N8500 clustered
NASsystem?(Select 2 answers)

  • A. Fibre Channel switch
  • B. T series storage array
  • C. NAS engine
  • D. Ethernet switch


Answer : B,C

Which are the key parameters used to evaluate the performance of an N8500 clustered
NAS storage system? (Select 3 answers)

  • A. Number of network ports per engine node
  • B. Number and model of CPUs and memory capacity per engine node
  • C. Communication links between the NAS engine and the storage units
  • D. NAS engine operating system and version


Answer : A,B,C

The CAP principle that a distributed database complies with involves three elements:consistency, availability, and partition tolerance. Which of the following statements about the CAP principle that a distributed database complies with are correct?
(Select 3 answers)

  • A. In a distributed database, a maximum of two elements can be implemented concurrently.
  • B. Partition tolerance is the basic requirement for a distributed database.
  • C. For most distributed databases oriented to web applications, the CPA design typically sacrifices consistency for high availability.
  • D. Partition tolerance is the basic requirement for a traditional relational database.


Answer : A,B,C

The OceanStor 9000 in the figure adopts GE networking and enables the InfoLink function for front-end services. How many IP address should be planned for the front-end service network?

  • A. 8
  • B. 10
  • C. 24
  • D. 26


Answer : D

The 10GE networking of an OceanStor 9000 uses a CE6850-48S4Q-EI switch. Which of the following statements about the switch are correct? (Select 2 answers)

  • A. The switch supports a maximum of 32 10GE 5FP+ Ethernet optical ports.
  • B. The switch supports four 40GE QSFP+ Ethernet optical ports.
  • C. The 10GE ports on the switch can be used for interconnection between downstream storage nodes or connection between storage nodes and the upstream service network.
  • D. The 40GE ports are used for switch stacking.


Answer : B,D

Which of the following statements about the LUN planning of the N8500 clustered NAS storage systems are correct? (Select 3 answers)

  • 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.


Answer : A,B,D

Which of the following types of clients are supported by NFS sharing of the OceanStor
9000? (Select 3 answers)

  • A. Host name
  • B. IP address
  • C. Network group
  • D. AD domain


Answer : A,B,C

Which of the following is the correct N8500 configuration procedure?

  • A. Go to the welcome page. > Confirm the networking. > Select a configuration file. > Configure storage units. > Configure the NA5 engine. > Configure the device location. > Complete the deployment.
  • B. Confirm the networking. > Go to the welcome page. > Select a configuration file. > Configure storage units. > Configure the NAS engine. > Configure the device location. > Complete the deployment.
  • C. Confirm the networking. > Go to the welcome page. > Configure storage units. > Select a configuration file. > Configure the NAS engine. > Configure the device location. > Complete the deployment.
  • D. Confirm the networking. > Go to the welcome page. > Select a configuration file. > Configure the NAS engine. > Configure storage units. > Configure the device location. > Complete the deployment.


Answer : B

If the application scenario of an N8500 clustered NAS system is Mac OS, the OS can access shared files on the N8500 through NFS.

  • A. TRUE
  • B. FALSE


Answer : A

The hardware faults of an engine node in an N8500 storage system do not include which of the following?

  • A. Cluster node faults
  • B. Fibre Channel interface card faults
  • C. RAID card faults
  • D. Power and fan faults


Answer : C

Which of the following statements about the software installation of the OceanStor 9000 arecorrect?(Select 2 answers)

  • A. Before installing software, configure switches on the back-end storage network and the management network.
  • B. The OceanStor Toolkit must be installed on all storage nodes.
  • C. The OceanStor SystemReporter can be installed on any Windows server with qualified hardware and software.
  • D. You must purchase a license for the OceanStor SystemReporter.


Answer : A,C

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Total 181 questions