最新なAlibaba Cloud ACP-Cloud1問題集（178題）、真実試験の問題を全部にカバー！

質問 1：
Which of the following methods can be used to connect with the database in RDS for MySQL? (Choose three.)
A. SQL Server Management Studio
B. Log on using MySQL commands
C. Navicat MySQL
D. MySQL-Front
正解：B,C,D
解説: (Pass4Test メンバーにのみ表示されます)

質問 2：
Alibaba Cloud Object Storage Service (OSS) is a massive, highly available, secured, and cost-effective storage service. One of the special characteristics of OSS is its superior data reliability due to its underlying backup technology and policies. Which of the following statements about OSS backup is correct?
A. OSS leverages RAID0+1 configuration of its underlying physical hard disks. There is no impact even if
2 hard disks were to fail simultaneously.
B. OSS supports 3 internal data copies; no human intervention is required to recover the data when anything goes wrong.
C. OSS supports 3 internal data copies, so the data can be manually recovered should there be any problem.
D. Customers have to safeguard their own data. OSS provides various backup interfaces to facilitate off- site backups.
正解：B
解説: (Pass4Test メンバーにのみ表示されます)

質問 3：
In traditional IT scenarios, it is very difficult to achieve 99.99999999% data reliability for massive data storage and avoid SPOF (Single Point of Failure) at the same time. In Alibaba Cloud, the ________________ service supports the features described above.
A. SLB
B. OSS
C. CDN
D. ApsaraDB for RDS
正解：B
解説: (Pass4Test メンバーにのみ表示されます)

質問 4：
When creating a scaling group in Auto Scaling, there is one setting called "Removal policy." Which of the following statements is true if the removal policy is set to "the earliest instance with the scaling configuration"?
A. The oldest ECS instances will be removed
B. The earliest ECS instances added to the scaling group will be removed
C. Only the earliest ECS instances created manually will be removed
D. The earliest ECS instances created by Auto Scaling will be removed first
正解：D
解説: (Pass4Test メンバーにのみ表示されます)

質問 5：
Alibaba Cloud VPC utilizes tunneling technology. Each VPC has a unique tunnel ID, and a tunnel ID corresponds to a virtual network. As a result, VPC can achieve a similar isolation effect as that of a traditional VLAN.
A. TRUE
B. FALSE
正解：A
解説: (Pass4Test メンバーにのみ表示されます)

質問 6：
All RDS for MySQL backups are full backups.
A. False
B. True
正解：A
解説: (Pass4Test メンバーにのみ表示されます)

質問 7：
A company uses Alibaba Cloud SLB with a Layer-7 Listener and Auto Scaling to reduce O&M costs and maintain a stable, reliable system. However, lacking experience with Alibaba Cloud, the company's engineers have outlined precautions they think are necessary. As an Alibaba Cloud expert, you tell them that only
____________ is a valid concern.
A. All backend servers under the same SLB instance must be in the same Scaling Group.
B. SLB instances must have Health Check enabled, or they cannot be used together with Auto Scaling.
C. All ECS instances under the same SLB instance must be running the same operating system.
D. All backend servers under the same SLB instance must have the same configuration.
正解：B
解説: (Pass4Test メンバーにのみ表示されます)