最新なAlibaba Cloud ACA-Cloud1問題集（74題）、真実試験の問題を全部にカバー！

質問 1：
If you are running an online ticket booking service with relatively fixed traffic, then which kind of charging mode is more suitable for you?
A. Paypal-pay
B. bitcoin-pay
C. Prepaid
D. Pay-As-You-Go
正解：C
解説: (Pass4Test メンバーにのみ表示されます)

質問 2：
A customer uses Alibaba Cloud Auto Scaling service and creates a scaling group. He/she sets the "Minimum number of instances" to 6 and "Maximum number of instances" to 8.
After correctly configuring scaling settings, the customer adds a scaling rule "Adjust to 10 ECS instances", and creates a scheduled task based on this rule.
And then, the customer checks the scaling group and see it already contains 6 valid ECS instances, he/she then enables this scaling group immediately.
How many ECS instances are left in the scaling group when the scheduled task is activated once?
A. Eight
B. Six
C. Ten
D. Five
正解：C
解説: (Pass4Test メンバーにのみ表示されます)

質問 3：
www.company.com is a newly launched social portal for exchanging automotive information. The portal is based on PHP, including 10GB of images, and some JavaScripts files. Currently one single ECS instance is used to host all the application content as well as a MySQL database. With the growing number of users, the portal is getting slower to load images or respond to user requests. Moreover, there will be additional 50GB image content uploaded to the portal every week. Which combination of Alibaba Cloud services below can help resolve the storage and performance issue at the same time?
A. OSS + RDS combination
B. OSS + MTS combination
C. OSS + ECS combination
D. OSS + CDN combination
正解：D
解説: (Pass4Test メンバーにのみ表示されます)

質問 4：
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, because of its underlying backup technology and policies. Which of the following statement 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. Customer has to safeguard their own data. OSS provides various backup interfaces to facilitate offsite backups.
D. OSS supports 3 internal data copies, so the data can be manually recovered should there be any problem.
正解：B
解説: (Pass4Test メンバーにのみ表示されます)

質問 5：
As a cloud computing service provider, Alibaba Cloud provides security services including. (Choose two.)
A. Application maintenance in ECS instances.
B. IP white list setting for RDS.
C. Security operation for underlying hardware of cloud computing.
D. Security isolation between cloud computing tenants.
正解：C,D
解説: (Pass4Test メンバーにのみ表示されます)

質問 6：
Which of the following statements to OSS bucket is not correct?
A. Bucket name can be changed after creation
B. Every bucket should have a unique name
C. Every user can create more than one bucket
D. There is no limitation to objects number inside one bucket
正解：A
解説: (Pass4Test メンバーにのみ表示されます)

質問 7：
In mainland China, the approval requirements for business record filing vary depending on provincial communication management bureaus.
A. TRUE
B. FALSE
正解：A
解説: (Pass4Test メンバーにのみ表示されます)