Huawei H31-523 Online Practice Questions and Exam Preparation

Huawei H31-523 Online Questions & Answers

• Question 11:

  In cloud data center migration scenarios, which of the following are important meanings of application association analysis?

  A. Reduce the impact of migration on existing services
  B. Balance the migration benefits and risks
  C. Quick rollback can be performed if the migration fails
  D. Reduce migration implementation complexity and migration risks
  A. Reduce the impact of migration on existing services

• Question 12:

  The two data centers use the remote replication technology and the synchronization period. Asynchronous remote replication is used for services with high continuity requirements and important data services.

  A. True
  B. False
  B. False

• Question 13:

  In the storage disaster recovery and backup solution, the RPO of a storage product is 30 minutes and the RTO is 15 minutes. Which of the following statements are correct?

  A. When the storage system is faulty, the time difference between the production site and the DR site may be 45 minutes.
  B. The duration from the time when a fault occurs to the time when the service is suspended to the time when the service is recovered may be 45 minutes.
  C. When the storage system is faulty, the time difference between the production site and the DR site may be 30 minutes.
  D. The period from the time when a fault occurs to the time when the service is suspended to the time when the service is recovered may be 15 minutes.
  D. The period from the time when a fault occurs to the time when the service is suspended to the time when the service is recovered may be 15 minutes.

• Question 14:

  In the data center active-active solution, the static priority mode or third-party arbitration mode can be used. However, if the arbitration fails, you need to manually switch to the static priority mode.

  A. True
  B. False
  A. True

• Question 15:

  ITIL best practices refer to the advanced ITSM methodology to understand enterprise requirements and implement sustainable management during IT service management. Which of the following is the IT service operation process in the ITIL best practice system?

  A. Event management, incident management, problem management, request fulfillment, and access management
  B. Incident management, problem management, service desk, request fulfillment, and event management
  C. Incident management, service desk, request fulfillment, access management, and event management
  D. Event management, incident management, change management, and access management
  A. Event management, incident management, problem management, request fulfillment, and access management

• Question 16:

  Which of the following statements about Oracle backup is incorrect?

  A. Physical backup is the most robust data protection mode
  B. Logical backup can be used as a supplement to physical backup
  C. Oracle backup can be classified into physical backup and logical backup
  D. Physical backup is to use the export tool to export important data (such as user tables and functions) to a file. After the data is restored, use the tool to import the data to the database again
  D. Physical backup is to use the export tool to export important data (such as user tables and functions) to a file. After the data is restored, use the tool to import the data to the database again

• Question 17:

  In the service migration scenario, which of the following statements about the service switchover procedure is incorrect?

  A. After the new server is enabled; you do not need to change the corresponding record on the DNS server
  B. For all service systems that connect to the source server, set the connection change to the destination server
  C. After the migration, check the system CPU, memory, and network performance and service access
  D. Stop the source server, synchronize data again (prevent new data generated during the migration), and enable the destination server
  D. Stop the source server, synchronize data again (prevent new data generated during the migration), and enable the destination server

• Question 18:

  Which of the following statements about the logical structure of the Oracle database is correct?

  A. Tablespace is a collection of multiple segments
  B. An extent corresponds to a block
  C. A segment is a collection of multiple extents
  D. Block is the basic unit of I/O operations. The default value is 4 KB.
  C. A segment is a collection of multiple extents

• Question 19:

  To prevent data loss caused by misoperations, system faults, or other man-made factors, data of the entire system or a part of critical data is copied from a storage device of the primary computer system to another storage device by using a certain method, which of the following is not keypoint of a backup system?

  A. RTO
  B. HA
  C. BW
  D. RPO
  B. HA

• Question 20:

  Large-scale cloud data centers use regions, AZs, and DCs to organize resources and ensure security management.

  A. True
  B. False
  A. True