ACP-Cloud1 Exam Dumps - ACP Cloud Computing Certification

Question # 4

After activating an Alibaba Cloud Elastic Compute Service (ECS) instance, you want to monitor the status of the ECS instance via Alibaba Cloud console. Therefore: you must activate and purchase Alibaba Cloud CloudMonitor service to meet this demand.

True

False

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Question # 5

Alibaba Cloud Server Load Balancer (SLB) provides services for distributing traffic among multiple ECS instances SLB can expand the application system's service capacity through traffic distribution, and improve the system's availability by eliminating SPoFs (Single Points of Failure). Which of the following statements are correct? (Number of correct answers; 2)

One of SLB's features is the Health Check. If some of the backend ECS instances are down, whereas other backend ECS instances can still provide services, then the system can continue to work normally.

When recreating an SLB instance that has an Internet IP address, a new Internet IP address will be assigned to the SLB instance.

Before using SLB to provide external services, make sure that you have installed and correctly configured the SLB agent on all of the backend ECS instances.

SLB provides a function to automatically synchronize data among backend ECS instances using rsync remote synchronization.

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Question # 6

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?

The purpose of a DDoS attack is to steal confidential information.

The main purpose of a DDoS attack is to prevent the target server from providing normal services. Currently, the DDoS attack is one of the strongest and most indefensible website attacks.

A DDoS attacks crack the server's logon password by means of a massive number of attempts.

DDoS attacks primarily target databases.

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Question # 7

The difference between public and private Server Load Balancers (SLBs) is that private SLBs connect to their backend ECS instances using the private network (Intranet) while public SLBs connect to their backend ECS instances using the public network (Internet).

True

False

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Question # 8

You would like to deploy your applications on Alibaba Cloud to meet requirements including cost reduction, improving service availability, fast deployment- and redundant backup Alibaba Cloud_________products can help meet these requirements (Number of correct

answers 3)

Elastic Compute Service (ECS) image achieve efficient and convenient deployment.

Utilizing Content Delivery Network (CDN) can meet the demands for redundant backup.

Utilizing Server Load Balancer (SLB) and ECS instances can improve data reliability.

Elastic Compute Service (ECS) snapshot satisfies the needs of rapid recovery of applications and data.

Reasonable selection of Regions/Zones meets the location needs of application deployment as well as the demands for redundantly backup critical business applications and data.

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Question # 9

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?

The data can be imported via the Intranet

The data cannot be migrated.

The data can be imported via the public network.

The data can be imported by running mysqldump.

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Question # 10

Recently, response speed of a certain Alibaba Cloud Elastic Compute Service (ECS) instance is unacceptably slow. By using CloudMonitor we discovered that the ECS instance utilizes more than 80% of the assigned bandwidth.

Which of the following approach can address this issue and without the need to reboot the ECS instance?

Upgrade the bandwidth of the ECS instance

None of the above

Upgrade the CPU and memory of the ECS ins

Add a disk to the ECS instance

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