ACA-CLOUD1 Online Practice Questions and Answers

Using a cloud computing service is simple and straightforward. One can choose the instance with desired specification, finish payment and then use it right away. Moreover, the underlying physical machines are managed by cloud service providers and transparent to users.

A. TRUE

B. FALSE

When we talk about the `Elastic' feature for ECS product, we are not talking about _____________.

A. Elastic Computing

B. Elastic Storage

C. Elastic Network

D. Elastic Administration

Server Load Balancer can help protect from ___________________ attack.

A. DDoS

B. Virus

C. Ransomware

D. SQL injection

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

C. 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.

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

Alibaba Cloud provides anti-DDoS products of different levels. If the service availability needs to be kept at 99.9% or higher under DDoS attacks, which of the following is the MOST suitable product?

A. Anti-DDoS Service Basic

B. Managed Security Service

C. Situation Awareness

D. Anti-DDoS Service Pro

Alibaba Cloud China Connect is a service that can help international companies do business in China. Which of the following services is not included in China Connect?

A. Web hosting

B. ICP Support

C. Office registration support

D. Connect your service with Alibaba Group ecosystem

Alibaba Cloud Monitor service stems from years of experience of server monitoring technology in Alibaba group, leveraging the powerful data analysis capability of Alibaba cloud computing platform to provide monitoring service for various clients' applications and servers. A user receives an alert saying that the IOPS utilization rate for an ECS instance exceeds 80%. Yet, he/she is not sure how to handle the situation, the user may obtain help from Alibaba Cloud through the below methods ____________________? (Choose three.)

A. Check ECS or CloudMonitor product documents.

B. Open a ticket to Alibaba Cloud help desk.

C. Look for answers in Alibaba Cloud forum.

D. You cannot obtain any help from Alibaba Cloud.

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. TRUE

B. FALSE

___________ feature in Server Load Balancer means that it can forward the access requests from a single user to the same ECS instance within a certain period to ensure session continuity.

A. session persistence

B. health check

C. Weighted Round Robin

D. least connections scheduling

Which of the following statements is true for RDS?

A. Multiple databases can be created in one RDS instance.

B. Databases with the same name are allowed in the same instance.

C. Resources are not shared among the databases in the same RDS instance.

D. None of the above is true.