ACP-Cloud1無料問題集「Alibaba Cloud ACP Cloud Computing Professional」

質問 1

Alibaba Cloud OSS is a cloud storage service that features massive capacity, outstanding security, low cost, and high reliability. To control access to files stored on OSS, OSS provides multiple access permissions for each bucket. These bucket permissions are _______________. (Choose three.)

（A）Public-read

（B）Private

（C）Public-read-write

（D）Private-read

正解：A、B、C 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 2

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 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.

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

（C）DDoS attacks primarily target databases.

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

正解：A 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 3

When a customer uses Alibaba Cloud Object Storage Service (OSS) service and finds there exist an amount of Internet downstream traffic, he/she can use Alibaba Cloud Content Delivery Network (CDN) service to reduce the traffic cost.
Because the Internet traffic cost of CDN is lower than that of OSS, moreover, the back-to-source traffic cost from CDN to OSS is also lower than a user access to OSS directly.

（A）False

（B）True

正解：B 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 4

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

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

（B）If you are uploading some small files (<1MB), you can choose the PUT method to finish uploading in one HTTP request.

（C）If you are using OSS to store log files that are continuously being updated, it's better to choose the APPEND method instead of overwriting or generating new versions.

（D）If you need to upload very large files, it's better to use multi-part uploading to get the capability of resuming from a breakpoint.

正解：A 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 5

When using Auto Scaling, you want to add or remove ECS instances based on the utilization rate of computing resources. For example, you want to remove one ECS instance when the average CPU utilization rate is not greater than 30%. In this case, you need to set the scaling rule "Remove 1 ECS instance" and
____________ to finish the configuration.

（A）Create an event-triggered task

（B）Create a scheduled task

（C）Configure the attributes of the scaling group

（D）Create a scaling configuration

正解：A 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 6

Elastic Compute Service (ECS) instances you created in different zones within the same region are not interconnected with each other through the Intranet by default.

（A）FALSE

（B）TRUE

正解：B 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 7

Alibaba Cloud OSS is a cloud storage service that features massive capacity, outstanding security, low costs, and high reliability. When talking about information security, the advantages of using OSS are
____________. (Choose two.)

（A）Provides Primary/Secondary region configuration for data reliability protection.

（B）Offers Server Side Encryption for data security protection in OSS.

（C）Offers a multi-user isolation mechanism directly, with no need to leverage RAM.

（D）Supports Anti-DDoS, automatic traffic cleaning, and "black holing" without any extra charges.

正解：A、B 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 8

An enterprise uses a public cloud service to lease several virtual machines and places these virtual machines in an isolated virtual network. They have full control over their virtual network, including choosing their IP address range, specifying the CIDR block, configuring the routing table, and gateway, etc.
In Alibaba Cloud, the _____________ can work as described above.

（A）NFV service

（B）VPN service

（C）VPC service

（D）SDN service

正解：C 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 9

You deployed a MySQL database on an Alibaba Cloud Elastic Compute Service (ECS) instance. Due to increased traffic, there are more and more O&M tasks, such as database backup and Master/Slave database synchronization, and these tasks are becoming overwhelming.
Therefore, you can use Alibaba Cloud ___________ to solve this issue.

（A）Object Storage Service

（B）Table Store

（C）ApsaraDB for RDS

（D）Auto Scaling

正解：C 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 10

When using ECS, you don't have to stop the ECS instance before resizing the system disk.

（A）False

（B）True

正解：A 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

ACP-Cloud1 無料問題集「Alibaba Cloud ACP Cloud Computing Professional」

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