ACA-Cloud1試験無料問題集（74題）「Alibaba Cloud ACA Cloud Computing Associate 認定」

出題：1

Some applications may encounter large traffic fluctuations within a short period. When ECS is used with
__________ , the number of ECS instances is automatically adjusted based on traffic.

A. OSS

B. RDS

C. Server Load Balancer

D. Auto Scaling

正解：D 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

出題：2

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 + CDN combination

C. OSS + ECS combination

D. OSS + MTS combination

正解：B 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

出題：3

Which of the following statements to OSS bucket is not correct?

A. Every bucket should have a unique name

B. There is no limitation to objects number inside one bucket

C. Every user can create more than one bucket

D. Bucket name can be changed after creation

正解：D 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

出題：4

You are developing a highly available web application using stateless web servers. Which services are suitable for the application? (Choose three.)

A. MaxCompute

B. OSS

C. RDS

D. SLB

E. ECS

正解：B,D,E 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

出題：5

Which of the following statements about file uploading to OSS strategy is not correct?

A. All file uploading method provided by Alibaba Cloud OSS service will support resuming from break point.

B. If you are using OSS to store some log files which are continuously being updated, you better choose streaming method to be able to append to one existing object instead of overwriting.

C. If you are uploading some small files (<1m), you can choose using put method to be able finish uploading in one http request.

D. If you need to upload very large file you better use multi-part uploading to get the capability of resuming from break point.

正解：A 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

出題：6

Which of the following scenarios is applicable to use RDS read-only instances?

A. Improves RDS storage capabilities.

B. Implements data backtracking for the last two days.

C. Reduces the read pressure on the RDS primary instance.

D. Reduces the write pressure on the RDS primary instance.

正解：C 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

出題：7

Your friend purchases some Alibaba Cloud resources and uses them to build an online training website. Before the site goes online, your friend wants to perform some performance tests but doesn't know how to do it. In this case, which of the following services can help?

A. Load and Performance Testing Service

B. After-Sales Support Service

C. None Of The Above

D. Support Ticket Service

正解：A 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

ACA-Cloud1試験無料問題集「Alibaba Cloud ACA Cloud Computing Associate 認定」