Free Huawei H13-629_V2.5 Exam Dumps Questions & Answers

A company plans to deploy a disaster recovery system, which requires that when a data center-level failure occurs, the business will not be interrupted and business data will not be lost; it plans to use two places and three centers to interconnect, which of the following solutions can meet the requirements?

• A.  Two-site three-center architecture based on dual-center active-standby mode
• B.  Local high-availability architecture based on active-standby mode
• C.  Two-site three-center architecture based on dual-center mutual backup mode
• D.  Two-site three-center architecture based on dual-center active-active mode

In Huawei storage systems, the ( ) advanced feature can create a full data copy (that is, the target LUN) of the source LUN at a specific point in time (the time when synchronization is started), and the target LUN can be read and written immediately without waiting for the background copy to complete. . (Please fill in in English)

The customer's business is very important and has a large amount of data. It needs the best possible business continuity. At the same time, it is required to provide services to the outside world in the event of a natural disaster (flood/earthquake). Please design a disaster recovery network. Which network will you choose?

• A.  Set up two data centers in the same city to form an active-active disaster recovery network.
• B.  Set up two data centers in the same city for active-active, and set up another data center in a different place for asynchronous remote replication.
• C.  Set up two data centers in the same city for synchronous replication, and set up another data center in a different place for asynchronous remote replication.
• D.  A data center is set up in the local and remote locations to form an active-active disaster recovery network.

Which of the following Oracle database best practice description is correct? (Multiple Choice)

• A.  When configuring an Oracle database in a Linux environment: It is recommended to use the UDEV strategy to bind the UUID and the drive letter, so as to avoid the change of the drive letter during the subsequent maintenance process and the database cannot be started.
• B.  In the Window2008 or Windows2012 operating system environment, in order to improve the I/O processing efficiency, it is recommended to use the diskpart command to set the partition alignment when creating an MBR partition.
• C.  If the log is written in a very short period of time in the database OLTP business, it is recommended to appropriately increase the online log file size, but it is recommended not to exceed 128MB.
• D.  The output result of OLAP business query is usually a statistical value (obtained by group by and order by), so a larger sga_target value can be set (relative to OLTP)

When all BBUs of the storage controller are damaged, the controller automatically sets the I/O write policy to write-through and locks to ensure data reliability, and cannot be forced to write-back before the fault is recovered.

• A.  FALSE
• B.  TRUE