QUESTION: 125

In a Huawei disaster recovery plan, in order to implement the one-click disaster recovery operation for Oracle applications, you must configure the recovery in Replication Director Plan. What configuration actions do you need to do on the Replication Director side before configuring the recovery plan? (Multiple choice)

Configure the protection group
Configure the protection strategy
Configure the site and register disaster recovery host
Find the LUNs used by Oracle and make policy protection for these LUNs

Answer(s): A,B,C

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QUESTION: 126

In the Huawei OceanStor system, the size of the file system block is a measure of the size of the accessed file system block. The size of the block is designed according to the size of the data block. Different size of the file system block selects the corresponding file system block, according to the size of the data block. If the business scenario is the media, for large file archiving or stagger I / O backup scenarios, it is recommended to choose the default 64KB disk block size.

True
False

Answer(s): A

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QUESTION: 127

Customers need to create a new Oracle database server Huawei RH5885. V2 32 nuclear CPU, the host using Redhat6.4 operating system, the text system is EXT4, the storage device Oceanstor V3, the I SAS disk and 8D + 1P RAID5 are configured to guide one million data batch. Which of the following methods can improve the import performance into the new database? (Multiple choice)

Modify the value of DB-WRITER-PROCESSES.
Redhat system default CFQ algorithm on the database business efficiency is not high, should be adjusted to noop algorithm.
Oracle database FILESYSTEMIO-OPTIONS parameter can be set to Asynch, and the file system log off.
Modify Oracle's DB-BLOCK-SIZE parameters

Answer(s): A,B,C

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QUESTION: 128

Existing set customer of database uses a raw device, due to the large amount of data in the database. The customer plans to replace the old storage with new storage devices.
In the process of environmental inspection lvcb engineers found the following:

#getlvcb -TA sjklv
Intrapolicy =
copies = 0
interpolicy =
lvid =
lvname =
label =
machine id =
number Ips = 0
relocatable =
strict =
stripe width = 0
stripe size in exponent = 0
type =
upperbound = 0
fs =
time created = time modified =

As the vg is too large, the expansion of vg is impossible. As the service window is very short, and customers do not want to avoid the risk of large adjustments of the whole original environment, what is the recommended approach?

Based on lvcb offset reconstruction nude equipment, and the database level 0 backup import
Use the dd command for data migration
Use the cplv command for data migration
Use migratepv for data migration

Answer(s): D

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QUESTION: 125

QUESTION: 126

QUESTION: 127

QUESTION: 128