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H13-629
HCIE-Storage (Written) Questions and Answers

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Questions # 91:

In an8500 Clustered NAS System there are several modules in the cluster communication architecture that work together to implement cluster communication such as resource agent, HAD, Gab, and LLT. Describe the correct mechanism for these. (Multiple choice.)

Options:

Agent-Agent monitors the resources of each system and provides the status to each machine's HAD

HAD Cluster service that monitors and manages the cluster's NAS

Under the management of the master node of the cluster, Gab sends the communication information between the cluster members to the point communication

LLT (Low-Latency Transport) sends information to all nodes in the cluster through a low-latency delivery protocol

Answer

A, B, D

Questions # 92:

An administrator creates twolibraries (Library # 1, Library # 2) in the Console interface and creates a storage policy using Library # 1, Policy # 1. The administrator wants the storage policy to be able to save the backup jobs in two libraries in turn. How the storage policy shouldbe set?

(Multiple choice.)

Options:

Add Library # 2 path for Policy # 1

Configure the data path to "Use Alternate Data Paths" mode

Set the data path to Round-Robin between Data Paths

Configure the data path to "Use preferred Data Path" mode

Answer

A, C

Questions # 93:

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 themedia, for large file archiving or stagger I / O backup scenarios, it is recommended to choose the default 64KB disk block size.

Options:

True

False

Answer

Questions # 94:

VMware's storage resources can be provided through VMFS, native direct-attached storage via ESXi host-FC / FCOE or iSCSI link of theshared storage. You can also share the file system over the NFS network to support third-party NAS storage.

Options:

True

False

Answer

Questions # 95:

Two Huawei N8500 standard nodesopened the CIFS service. Which of the following CIFS parameters allows users to view the other users without seeing the head record?

Options:

oplocks

noguest

fs_mode

hide_unreadable

Answer

Questions # 96:

OceanStor V3 storage resources are mapped to the bare devices on the host. The host creates a dedicated file system on the host. The testtool is used in the file system. The system produces a large number of 13KB size files, you randomly read these files to test the response time. Changing the prefetch length of 16KB can improve system performance in this case.

Options:

True

False

Answer

Questions # 97:

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.)

Options:

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

A, B, C

Questions # 98:

The OceanStor 18500 uses the RAID 2.0 virtualization architecture. Whenplanning to configure storage, which of the following is incorrect?

Options:

A storage pool can create two types of LUNs, Thick LUN and Thin LUN

When creating a storage pool, the minimum number of SAS disks in the hard disk domain where the storage pool is located is 9 disks when the performance layer RAID policy is selected as 8D + 1P

In the RAID 2.0 virtualization architecture, the hot spare space in the storage pool is distributed on each member disk in the storage pool

RAID 2.0 virtualization architecture, the storage pool can contain three storage tiers, and each tier can be configured with a number of different RAID strategies

Answer

Questions # 99:

TheRMAN command dbms-rcvcat in the three PL / SQL packages is used to query the recovery catalog and target database control files, such as the list, report commands or a call to the package.

Options:

True

False

Answer

Questions # 100:

A customer’s OceanStor V3 controller B is red and the system status indicatoris red. The correct way for engineers to deal with this problem is:

Options:

Log in to the management software or the CLI to check whether the controller is online. If it is not online, restart the controller B on the CLI, and observe the startup status and recordStart the abnormal interface and crude without

landing management If you press or CLI to check whether the controller is online, if not online, unplug the controller, through the CLI to observe the start-up status, record KaiAbnormal interface and error

Serial connection to the controller, COM1 port without printing, can be judged as controller failure, need to be replaced

Log in to the management software or CLI to check whether the controller is online, if it is not online, execute restsys, restart the current controller, and observe through the CLIDynamic state, recording abnormal interface and error

Answer

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