H13-622 Online Practice Questions and Answers

When configuring an N8500 clustered NAS engine, a user must specify the start and end physical IP addresses and the start and end virtual IP addresses.

A. True

B. False

An OceanStor 9000 storage system uses GE for the front-end network and 10GE for the back- end network. Which of the following statements is incorrect about the ports on the P node as shown in the figure?

A. Ports AO-1 and AO-1 are connected to the 10GE switch. A back-end network IP address must be planned for each of the two ports.

B. Ports B3-0 and B3-1 are connected to the front-end service switch. A front-end network IP address must be planned for each of the two ports.

C. NIC 0 is connected to the management and maintenance switch. You do not need to assign an IP address for this port.

D. Port IPMI is connected to the management and maintenance switch. You do not need to assign an IP address for this port.

Which of the following statements about the software installation of the OceanStor 9000 are correct? (Select two.)

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.

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

Which authentication modes are supported by the NFS service of Huawei OceanStor 9000? (Choose all that apply.)

A. AD domain authentication

B. LDAP domain authentication

C. Local authentication

D. Global authentication

E. NIS authentication

The InfoLocker feature of Huawei OceanStor 9000 can be used to meet the requirements of scenarios where data is written once and read multiple times.

A. True

B. False

Which types of nodes are supported by Huawei OceanStor 9000? (Choose all that apply.)

A. P12

B. P25

C. P36

D. C36

E. C72

The InfoReplicator feature of Huawei OceanStor 9000 provides full synchronization and incremental synchronization. Incremental synchronization can be triggered manually or automatically.

A. True

B. False

After the Hadoop service is interconnected with the OceanStor 9000 through the HDFS API, what data redundancy and protection mechanism is adopted?

A. Duplicate mechanism

B. Erasure Code

C. RAID 2.0+

D. Cubic RAID

Which of the following statements about AK/SK authentication process is incorrect?

A. When a user sends a data request, the OceanStor 9000 uses the hash-based message authentication code HMAC algorithm to encrypt SK and request content, and then generates a signature.

B. After receiving the request and signature, the OceanStor 9000 uses AK to query SK.

C. After SK is queried, the OceanStor 9000 uses the MDS algorithm to encrypt SK and request content, and then generates a signature.

D. The OceanStor 9000 compares the received signature with the one that calculated by the system. If the two signatures are consistent, the authentication succeeds.