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True or False, in a Huawei OceanStor V3 smartVirtualization, eDevLUN and external LUNs are a one-to-one correspondence

A.
True
A.
True
Answers
B.
False
B.
False
Answers
Suggested answer: B

What is the correct description of the Huawei Oceanstor 9000 read and write process?

A.
The CA is responsible for initiating the metadata query
A.
The CA is responsible for initiating the metadata query
Answers
B.
If the global cache read hit, read from the global cache without having to go to the OBS to read the stripe data
B.
If the global cache read hit, read from the global cache without having to go to the OBS to read the stripe data
Answers
C.
Reading data, the MDS is responsible for assembling the slitting data
C.
Reading data, the MDS is responsible for assembling the slitting data
Answers
D.
When writing data, calculate the redundant data by MDS
D.
When writing data, calculate the redundant data by MDS
Answers
Suggested answer: A, B

True or False, the SE Sparse virtual disk is a virtual disk format that reclaims space after the virtual machine's operating system has expired data or deleted data.

A.
True
A.
True
Answers
B.
False
B.
False
Answers
Suggested answer: A

In an active-active disaster recovery solution configured with inter-site FC switch connection. When the distance between sides exceeds _____ km, you need to configure long-distance transmission.

A.
1KM
A.
1KM
Answers
B.
10KM
B.
10KM
Answers
C.
25KM
C.
25KM
Answers
D.
50KM
D.
50KM
Answers
Suggested answer: B

Backup strategy development principles are based on which of the following (multiple choice)

A.
According to the importance of data measurement data backup frequency
A.
According to the importance of data measurement data backup frequency
Answers
B.
Measure the backup window based on changes
B.
Measure the backup window based on changes
Answers
C.
According to the size of the data to measure the data retention period
C.
According to the size of the data to measure the data retention period
Answers
D.
According to measure the backup bandwidth
D.
According to measure the backup bandwidth
Answers
Suggested answer: A, C, D

There are many services in the 8500 clustered NAS system that support system functions, such as NFS and CIFS basic service groups. Each service group is a collection of resources, each resource has an agent responsible for managing these resources, the availability of these resources directly or indirectly affect the status of the service. Which of the following is not an NFS service group resource agent?

A.
NIC
A.
NIC
Answers
B.
HASHAdow
B.
HASHAdow
Answers
C.
disk
C.
disk
Answers
D.
IP
D.
IP
Answers
Suggested answer: B

Customer business is very important and has a large amount of data, requiring the best possible business continuity after natural disasters. Which kind of network design is best for this?

A.
In the same city set up two data centers to do synchronous replication, located in another remote data center to do asynchronous remote replication
A.
In the same city set up two data centers to do synchronous replication, located in another remote data center to do asynchronous remote replication
Answers
B.
Set up two data centers in the same city to form a dual disaster recovery network
B.
Set up two data centers in the same city to form a dual disaster recovery network
Answers
C.
Set up a data center in the local and remote sites to form a dual-active disaster recovery network
C.
Set up a data center in the local and remote sites to form a dual-active disaster recovery network
Answers
D.
In the same city set up two data centers to do double live in another remote data center to do asynchronous remote replication
D.
In the same city set up two data centers to do double live in another remote data center to do asynchronous remote replication
Answers
Suggested answer: D

When installing Simpana, the client agent is installed on the server. There are two configured IP cards that the administrator how to set up, how should this be done?

A.
Add data interface pair
A.
Add data interface pair
Answers
B.
configure the firewall
B.
configure the firewall
Answers
C.
Add host resolution
C.
Add host resolution
Answers
D.
Configure the host route
D.
Configure the host route
Answers
Suggested answer: C

Hot-plugging refers to replacing, adding, upgrading, and removing hardware devices without shutting down the system or power supply. Hot plugging of PCIE is a kind of "no surprise" strategy, that is, when the user unplugs the interface card, you must first notify the system.

A.
True
A.
True
Answers
B.
False
B.
False
Answers
Suggested answer: A

When planning a dual-active disaster recovery solution, the business end adopts the cluster application. Which of the following cluster applications can support the AA working mode?

A.
MSCS
A.
MSCS
Answers
B.
oracle RAC
B.
oracle RAC
Answers
C.
HACMP
C.
HACMP
Answers
D.
SQL server
D.
SQL server
Answers
Suggested answer: B
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