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Regarding the creation of a private image, which of the following is correct?

A.

Create data disk image from OBS file

B.

Create system disk image through external image file

C.

Create a whole machine image through cloud server backup

D.

Create system disk image through cloud server

Huawei provides developers with open capabilities, which will help developers integrate the open capabilities of Huawei products with their upper-layer applications, Build differentiated innovative solutions.

A.

True

B.

False

Which of the following is not a security detection source for situational awareness services?

A.

Vulnerability scanning, host security, flow probe

B.

DDoS,IDS

C.

ACL/Security Group

D.

Web firewall, database firewall

Which of the following is wrong about the description of purchasing a physical leased line?

A.

It is recommended that you consult with the operator about the access plan and pricing plan before purchasing a dedicated line for self-service.

B.

If you want to create a managed line, you can only choose the partner purchase method.

C.

Self-purchase method After purchasing a physical dedicated line, there is no need to contact the operator to construct access to equipment in the computer room.

D.

The physical dedicated line supports both partner purchase and self-service purchase.

by default, The elastic cloud servers in all subnets of the same virtual private cloud can communicate, but the elastic cloud servers of different virtual private clouds cannot communicate.

A.

True

B.

False

When two elastic cloud servers in the same VPC cannot communicate with each other or packet loss occurs, Which of the following factors need to be investigated?

A.

Check network ACL

B.

Check the internal network card information of the elastic cloud server

C.

Check security group rules

D.

Troubleshoot unreachable ports

cloud dedicated line service is a dedicated line network service that establishes a connection between local data centers and public clouds, What types of dedicated lines are currently only supported by cloud dedicated lines?

A.

IP Sec VPN

B.

OSPFVPN

C.

MPLS VPN

D.

SSL VPN

What are the basic concepts of Huawei Cloud Network Service?

A.

VPN

B.

Subnet

C.

Security group

D.

EIP

Elastic Cloud Server is bound( ), you can provide access to the outside through a fixed public network I address.

A.

system disk

B.

Mirroring

C.

Data box

D.

Elastic public network ip

Install Cloudbase before creating a private image-init. The purpose of this tool is to ensure that new cloud servers created with private images can be customized.

A.

True

B.

False