최신 ACA-Cloud1 무료덤프 - Alibaba Cloud ACA Cloud Computing Associate

문제1

Auto Scaling is a management service that can automatically adjust elastic computing resources based on your business needs and policies. Which of the following is not the feature supported by Alibaba Cloud Auto Scaling?

A. Elastic Self-Diagnostic

B. Elastic Self-Health

C. Elastic Scale-In

D. Elastic Scale-Out

정답: A

설명: (DumpTOP 회원만 볼 수 있음)

문제2

Server Load Balancer supports health checks for ECS instances and allows user to specify the frequency. If an ECS instance does not qualify the health check, traffic will not be forwarded to that instance, thereby ensuring application availability.

A. FALSE

B. TRUE

정답: B

설명: (DumpTOP 회원만 볼 수 있음)

문제3

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

A. Private-read

B. Private

C. Public-read

D. Public-read-write

정답: B,C,D

설명: (DumpTOP 회원만 볼 수 있음)

문제4

Alibaba Cloud does not support Intranet communication between products that are not in the same region, which does not mean?

A. ECS instances and other products in different regions, such as ApsaraDB for RDS and OSS instances, cannot communicate with each other on the intranet.

B. Server Load Balancer cannot be deployed for ECS instances in various regions.

C. Server Load Balancer can be deployed for ECS instances in various regions.

D. ECS instances in different regions cannot communicate with each other on the intranet.

정답: C

설명: (DumpTOP 회원만 볼 수 있음)

문제5

Anti-DDoS is one of the major features in Alibaba Cloud Security Service. Many websites have experienced different types of DDoS attacks, an accurate understanding of DDoS is crucial to protecting websites. Which of the following descriptions about DDoS attack is the most accurate one?

A. The purpose of DDoS attack is to steal confidential information.

B. DDoS attack will try to crack the password through a large number of attempts.

C. The main purpose of DDoS attack is to make the target server unable to provide service normally, which is one of the network attacks that are most difficult to defend.

D. The main target for DDoS attack is the database.

정답: C

설명: (DumpTOP 회원만 볼 수 있음)

문제6

RDS for MySQL is a PaaS, which means after creating the RDS instance, the user does not need to take care of the underlying OS, runtime environment of software packages. These would be taken care of by Alibaba Cloud.

A. FALSE

B. TRUE

정답: B

설명: (DumpTOP 회원만 볼 수 있음)

문제7

Alibaba Cloud's object storage (Object Storage Service, OSS for short) can be used to store massive amount of files, but there is still a maximum number of files in a single bucket.

A. FALSE

B. TRUE

정답: A

설명: (DumpTOP 회원만 볼 수 있음)

최신 ACA-Cloud1 무료덤프 - Alibaba Cloud ACA Cloud Computing Associate

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