ACP-Cloud1試験無料問題集（178題）「Alibaba Cloud ACP Cloud Computing Professional 認定」

出題：1

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. Customers have to safeguard their own data. OSS provides various backup interfaces to facilitate off- site backups.

B. OSS supports 3 internal data copies, so the data can be manually recovered should there be any problem.

C. OSS supports 3 internal data copies; no human intervention is required to recover the data when anything goes wrong.

D. OSS leverages RAID0+1 configuration of its underlying physical hard disks. There is no impact even if
2 hard disks were to fail simultaneously.

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：2

Company F launched a new App and put the installation package (size: 6 MB) on its official website (hosted on Elastic Compute Service (ECS)). Initially, the download speed was acceptable. However, due to an advertising event on CCTV last week, the number of installation package downloads drastically increased, resulting in poor user experience and a significant increase in ECS bandwidth cost.
Company F can select Alibaba Cloud ______________ service to solve download speed and bandwidth cost problems at the same time.

A. Auto Scaling + Elastic Compute Service (ECS) instance

B. Object Storage Service (OSS) + Auto Scaling

C. Object Storage Service (OSS) + ApsaraDB for RDS

D. Object Storage Service (OSS) + Content Delivery Network (CDN)

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：3

After activating an SLB, it will be assigned an IP address. The SLB will keep this IP address until it is released.

A. True

B. False

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：4

Alibaba Cloud OSS is a cloud storage service that features massive capacity, outstanding security, low cost, and high reliability. For a website consisting of static pages, they can use OSS to host these static pages.
Meanwhile, using OSS in conjunction with ___________ product for acceleration purposes.

A. Container Service

B. VPC

C. CDN

D. ECS

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：5

Alibaba Cloud Elastic Compute Service (ECS) instances in different Security Groups will definitely have no way to communicate with each other.

A. True

B. False

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：6

ECS provides several benefits, such as Elastic Computing. In ECS, Elastic Computing includes features like
___________________. (Choose four.)

A. Supporting attaching an unlimited number of disks to ECS instances for disk capacity expansion

B. Supporting horizontal elastic scaling of applications in conjunction with SLB

C. Starting or releasing hundreds of ECS instances in several minutes

D. Supporting uninterrupted online bandwidth upgrading

E. Supporting upgrading the CPU and memory specifications of ECS instances

正解：B,C,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：7

When using Alibaba Cloud SLB to forward layer 7 (HTTP) service requests. SLB will replace the IP address in the HTTP header file to forward requests.
Therefore the source IP address that can be seen on the backend ECS instance is the IP address of SLB instead of the clients real IP address.

A. True

B. False

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：8

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?

A. Upgrade the bandwidth of the ECS instance

B. Add a disk to the ECS instance

C. None of the above

D. Upgrade the CPU and memory of the ECS ins

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：9

Which of the following ports does RDS for MySQL listen on by default?

A. Port 8080

B. Port 3060

C. Port 3600

D. Port 3306

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：10

If you need to accelerate a certain domain name (such as abc.com) via Alibaba Cloud Content Delivery Network (CDN), you must add it to "CDN Domain Name List" in the CDN service. After added successfully, you will get a CNAME address A Next, you need to modify domain name resolution and direct the domain name (such as abc.com) to CNAME address A. Which of the following is a NOT correct description of modifying domain name resolution?

A. If your domain name (such as abc.com) is transferred to Alibaba Cloud in advance, and managed by the same Alibaba Cloud account, you can perform one-step resolution modification.

B. The DNS service provider used by the domain name (such as abc.com) must support intelligent resolution.

C. The CNAME address allocated to the domain name (such as abc.com) will point to an IP address. This IP address resolving mechanism is intelligently managed by Alibaba Cloud CDN system.

D. The DNS service provider used by the domain name (such as abc.com) can be companies other than Alibaba Cloud.

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)

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