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H31-522 Huawei Certified Network Professional –Cloud DataCentre Operations Question and Answers

Question # 4

To use advanced VM features such as storage migration, snapshots, and linked clone, which of the following file systems needs to be deployed?

A.

VIMS

B.

FusionStorage

C.

IP SAN or FC SAN

D.

NAS

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Question # 5

Which of the following statements about SaaS is incorrect?

A.

The relationship between providers and customers changes from the seller-buyer relationship to service relationship.

B.

Easy to use without restrictions of space and location

C.

Multi-tenancy and customizability

D.

The deployment period of the SaaS software project is long and the risk is high.

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Question # 6

Which of the following VM migration issue complicates security auditing?

A.

Different types of data may be mixed in the same physical machine.

B.

After a VM is transferred from a physical server to another one, no alarms or traces for auditing are generated.

C.

Performance is reduced.

D.

The customer's VMs are hardened.

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Question # 7

In which of the following IKE switching mode can the identity peer consist of the IP address and name be used?

A.

Main mode

B.

Aggressive mode

C.

Fast mode

D.

Passive mode

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Question # 8

Which of the following statements about deduplication is incorrect?

A.

Deduplication is categorized as source-end deduplication and target-end deduplication.

B.

Source-end deduplication is implemented as follows: At the source end, hash comparison is performed for data blocks to be transferred. If a data block has been transferred, only the corresponding hash index value will be transferred.

C.

Target-end deduplication is implemented as follows: Data is transferred from the source end to the target end. If the target end contains the same data, data duplicates will be deleted, and only the unique data remains.

D.

Both source-end deduplication and target-end deduplication reduce the host CPU performance.

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Question # 9

eSight can uniformly monitor, configure, and manage various types of devices from multiple vendors,

A.

TRUE

B.

FALSE

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Question # 10

Which of the following statements is incorrect about the change consultation committee?

A.

The committee consists of a group of people who provide advice for the change manager on the determination of change assessment and priority and change planning.

B.

The committee consists of IT service providers and representatives from service-related departments and third-parties.

C.

The emergency change advisory board (ECAB) is a subset of the standard change consultation committee.

D.

The members of the change consultation committee depend on the actual change.

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Question # 11

OperationCentercan monitor VM alarms.

A.

TRUE

B.

FALSE

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Question # 12

What specific solutions does the Database Migration Solution consist of? (Multiple Choice)

A.

Migration Solution Based on RMAN Backup and Recovery

B.

Migration Solution Based on Export and Import

C.

Migration Solution Based on Cold Backup

D.

Migration Solution Based on Data Guard

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Question # 13

Which of the following tools is not supported by FusionSphere?

A.

FusionCube

B.

Update tool

C.

Fusion Care

D.

Automatic web UI installation and deployment tool

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Question # 14

ServiceCenter can be deployed on a VM provided by the FusionSphere OpenStack platform. ServiceCenter can be deployed in single-node mode or active/standby mode.

A.

TRUE

B.

FALSE

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Question # 15

Which of the following layer does FusionSphere focuses on?

A.

IaaS

B.

PasS

C.

SaaS

D.

MaaS

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Question # 16

External_API network IP addresses need to be planned to install FusionSphere OpenStack. How many IP addresses need to be planned at least?

A.

3

B.

5

C.

7

D.

9

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Question # 17

Which of the following cloud computing products cannot be installed on a VM?

A.

VRM

B.

FusionSphere OpenStack OM

C.

FusionStorage

D.

ServiceCenter

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Question # 18

Which of the following users is the default user of the OperationCenter management portal?

A.

admin

B.

SyS

C.

administrator

D.

cloud_admin

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Question # 19

Which of the following systems cannot be interconnected with Operation Center?

A.

VRM

B.

vCenter

C.

Keystone

D.

ServiceCenter

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Question # 20

Which of the following items must be configured for ServiceCenter?

A.

Interconnecting with cloud database resource pools

B.

Interconnecting with big data resource pools

C.

Interconnecting with cloud resource pools

D.

Configuring DR

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Question # 21

When a user configures the mapping between physical networks and ports, which of the following mapping modes need high-performance iNICs? (Multiple Choice)

A.

User-mode EVS

B.

OVS

C.

Hard passthrough

D.

DVS

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Question # 22

Which of the following components is not required for cloud data center O&M in private cloud scenario?

A.

OperationCenter

B.

eSight

C.

CSB

D.

FusionSphere OpenStack OM

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Question # 23

If ServiceCenter is deployed in active/standby mode, which of the following IP addresses should be planned? (Multiple Choice)

A.

Floating IP address of the API network

B.

internal_base IP address

C.

Floating IP address of the OM network

D.

Storage_Data IP address

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Question # 24

Data center DR levels include application-level DR, data-level DR, and media-level DR and backup.

A.

TRUE

B.

FALSE

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Question # 25

Which of the following statements are true about problem management? (Multiple Choice)

A.

Manage all lifecycle problems from the initial identification, further investigation, documentation, to the final clearance.

B.

In problem management, second- and third-line personnel should keep good relations with the front-line personnel.

C.

Contains passive and active problem management.

D.

Workarounds can reduce or eliminate problems. Problems can be completely fixed.

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Question # 26

Does ServiceCenter support duration-based metering of VMs in a VDC?

A.

TRUE

B.

FALSE

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Question # 27

eSight uses the C/S architecture. The eSight client can access the eSight server anytime anywhere without installing any plug-in.

A.

TRUE

B.

FALSE

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Question # 28

On which of the following pages, a monthly report can be created and configured?

A.

View Report

B.

System Configurations

C.

Resource Management

D.

Performance Statistics

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Question # 29

Which of the following segments is used for communication between FusionSphere OpenStack components?

A.

172.28.0.0/24

B.

192.168.0.0/20

C.

172.28.0.0/20

D.

192.168.0.0/24

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Question # 30

VDC resources cannot be shared by multiple physical data centers.

A.

TRUE

B.

FALSE

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Question # 31

Which of the following statements is incorrect about the adjustment of VM specifications?

A.

You can select the CPU quota, reserved CPUs, and CPU limit for VM CPU resource control.

B.

The disk capacity can increase or decrease.

C.

You can select memory quotas for memory resource control.

D.

NICs can be added or deleted.

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Question # 32

Which of the following statements about backup is incorrect?

A.

Backup helps retrieve lost data.

B.

Backup helps recover damaged data.

C.

Backup helps find historical data.

D.

Backup ensures business continuity.

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Question # 33

During the installation of Ope ration Center, which of the following root disk sizes should be selected?

A.

500 GB

B.

GB

C.

1500 GB

D.

5000 GB

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Question # 34

Which of the following is incorrect about the stateless computing device group of eSight?

A.

The group management of computing nodes classifies computing nodes with the same configuration policy to the same device group.

B.

eSight detects and limits the resource usage of different computing nodes, ensuring the resource uniqueness.

C.

A computing node can belong to either a device set or a device group.

D.

A group can be associated with multiple group profiles. The member profile of a computing node is generated based on the group profile.

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Question # 35

Which of the following is not a type of service change?

A.

Exception change

B.

Standard change

C.

Emergency change

D.

Routine change

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Question # 36

FusionCare is used to collect logs and check the health status. Which of the following cloud computing products is FusionCare used for? (Multiple Choice)

A.

FusionCompute

B.

FusionCloud

C.

FusionSphere OpenStack

D.

FusionSphere OpenStack OM

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Question # 37

In the cloud service, the unique authentication method is to enter your user name and password.

A.

TRUE

B.

FALSE

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Question # 38

Disaster recovery (DR) combines local backup and remote replication to provide comprehensive data protection.

A.

TRUE

B.

FALSE

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Question # 39

Which of the following directories can be cleared during disk space clearing of Operation Center? (Multiple Choice)

A.

/opt/OperationCenter/AppBase/OC/AppBase/var/iemp/data/dump/

B.

/opt/Opera tionCenter/AppBase/OC/AppBase/var/iemp/log

C.

/opt/OperationCenter/AppBase/OC/AppBase/etc/

D.

/opt/OperationCenter/AppBase/DB/data

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