최신Huawei HCIA-Cloud Service V3.5 - H13-811_V3.5무료샘플문제

A. The ECS and RDS are in different security groups, and the security groups do not allow access from the connection port.

B. The password of the ECS is different from that of the RDS.

C. The ECS and RDS are in two different Virtual Private Clouds (VPCs) and VPC peering connection is not configured.

D. The ECS port used for communication with the RDS is incorrectly configured.

A. Security groups

B. Fingerprint authentication

C. IPsec Virtual Private Network (VPN)

D. Network ACLs

A. TRUE

B. FALSE

A. TRUE

B. FALSE

A. After a user creates a security group, the user can add rules for the security group, and the rules will apply to any ECS in that group.

B. The system creates a security group for each user by default. The default security group rules allow all outgoing data packets and deny all incoming data packets.

C. The source and destination of a security group rule can only be IP addresses and cannot be security groups.

D. A security group provides access control for Elastic Cloud Servers (ECSs) that have the same security protection requirements within a given Virtual Private Cloud (VPC).

A. IAM users only need to pay for the resources that have been authorized by the account. Unauthorized resources do not need to be paid for.

B. IAM users do not need to pay for resources. All expenditures are billed to their account.

C. An account can modify the resource usage permissions of IAM users at any time.

D. An account can revoke the resource usage permissions of IAM users at any time.

A. TRUE

B. FALSE