For ECS and RDS instances under different Alibaba Cloud accounts but in the same region, which of the following statements is NOT correct for migrating self-built MySQL databases (running on ECS) to RDS?

For ECS and RDS instances under different Alibaba Cloud accounts but in the same region, which of the following statements is NOT correct for migrating self-built MySQL databases (running on ECS) to RDS?A . The data can be imported via the IntranetB . The data cannot be migrated.C . The...

June 17, 2022 No Comments READ MORE +

Alibaba Cloud Content Delivery Network (CDN) performs content acceleration with the support of intelligent DNS resolution. The following function_________is NOT included in intelligent DNS resolution.

Alibaba Cloud Content Delivery Network (CDN) performs content acceleration with the support of intelligent DNS resolution. The following function_________is NOT included in intelligent DNS resolution.A . A user request is directed to the server nearest to the customer based on location information of the pre-configured IP section.B . The intelligent...

June 16, 2022 No Comments READ MORE +

Which of the following scenarios can be done using Alibaba Cloud Express Connection? (Number of correct answers: 2)

Which of the following scenarios can be done using Alibaba Cloud Express Connection? (Number of correct answers: 2)A . Intranet communication between VPCs and Smart Access Gateway in customers different branch officesB . Intranet communication between a VPC and servers in an external IDCC . Intranet communication between two VPCs...

June 15, 2022 No Comments READ MORE +

Company A constructed a sales management platform using three Elastic Compute Service (ECS) instances. One of the instances runs MySQL, and is used as the database server. The other two instances are used as Web servers After some time, the number of employees in Company A dramatically increases, leading to higher sales volumes At the same time, the platform response speed is gradually decreasing too.

Company A constructed a sales management platform using three Elastic Compute Service (ECS) instances. One of the instances runs MySQL, and is used as the database server. The other two instances are used as Web servers After some time, the number of employees in Company A dramatically increases, leading to...

June 15, 2022 No Comments READ MORE +

Which of the following statements about DDoS attacks is the MOST accurate?

Many websites have suffered DDoS attacks of different volumes. Therefore, accurate understanding of DDoS attacks is critical to website security protection . Which of the following statements about DDoS attacks is the MOST accurate?A . The purpose of a DDoS attack is to steal confidential information.B . The main purpose...

June 15, 2022 No Comments READ MORE +

SLB is a load balancing service that distributes traffic to multiple cloud servers It provides a wide range of functions to meet the needs of various business scenarios If a user wants to use SLB and ECS instances to deploy two-way authenticated HTTPS websites, the following statement is correct_______.

SLB is a load balancing service that distributes traffic to multiple cloud servers It provides a wide range of functions to meet the needs of various business scenarios If a user wants to use SLB and ECS instances to deploy two-way authenticated HTTPS websites, the following statement is correct_______.A ....

June 12, 2022 No Comments READ MORE +

If an administrator often needs to manage multiple ECS instances in an Alibaba Cloud VPC through the Internet.

If an administrator often needs to manage multiple ECS instances in an Alibaba Cloud VPC through the Internet. Which of the following solutions can meet this need at low costs and without affecting system security.A . None of these answers are correct.B . Choose an ECS instance from VPC and...

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RDS provides whitelist access policies. You can set permitted IP addresses and IP network segments to effectively prevent hackers from attacking the server by port scanning.

RDS provides whitelist access policies. You can set permitted IP addresses and IP network segments to effectively prevent hackers from attacking the server by port scanning.A . TrueB . FalseView AnswerAnswer: A

June 10, 2022 No Comments READ MORE +

Alibaba Cloud SLB can distribute user requests to backend ECS instances. These ECS instances must have the same specification (CPU, Memory)

Alibaba Cloud SLB can distribute user requests to backend ECS instances. These ECS instances must have the same specification (CPU, Memory)A . TrueB . FalseView AnswerAnswer: A

June 9, 2022 No Comments READ MORE +

Once ECS is created, you can't change its private IP address anymore.

Once ECS is created, you can't change its private IP address anymore.A . TrueB . FalseView AnswerAnswer: B

June 9, 2022 No Comments READ MORE +