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  5. ACA System Operator Certification Questions and Answers

ACA-Operator ACA System Operator Certification Questions and Answers

Questions 4

Which of the following web applications are suitable for deployment on Simple Application Server (SAS), as compared with ECS? (Number of correct answers: 3)

Options:

A.

Quickly build a personal blog website

B.

Quickly build a small e-commerce website

C.

Quickly build serverless site using Function Compute

D.

Set up a NoSQL database service

E.

Quickly build a personal, learning, or test environment

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Questions 5

Which of the following database connection methods does ApsaraDB for Redis support? (Number of correct answers: 2)

Options:

A.

DMS (Data Management Service)

B.

Aliyun-cli

C.

Redis-cli

D.

Sentinel

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Questions 6

In Alibaba Cloud, a developer finds that the ECS instance he created does not

have public IP assigned. The API method used was “CreateInstance”. Which

of the following is the most likely reason?

Options:

A.

The developer did not call AllocatePublicIpAdress (an additional API call), which is needed to assign a public IP

B.

The CreateSecurityGroup API call was not made

C.

The CreateDisk API call was not made

D.

The ECS was not restarted after being created

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Questions 7

A developer has written a web application using a microservice architecture,

in such an architecture, the client (web browser or mobile application) first initiates a request. The request first reaches the load balancer, then goes through an authentication service, a billing service, then requests a resource, and finally a result is returned. How many spans does such a call chain

consist of?

Options:

A.

3

B.

4

C.

5

D.

6

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Questions 8

Which of the following methods can NOT be used for operating Alibaba Cloud

Elastic Compute Service (ECS) instances?

Options:

A.

CLI

B.

SDK

C.

Console

D.

CloudFormation

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Questions 9

Which database utility is suitable for database migration?

Options:

A.

DMS

B.

DBS

C.

DTS

D.

DAS

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Exam Code: ACA-Operator
Exam Name: ACA System Operator Certification
Last Update: Nov 21, 2024
Questions: 62

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