QUESTION: 1

In order to have your applications interact with Alibaba Cloud RabbitMQ, you need to create related MQ resources first. Which of the following resources must be created? (Number of correct answers: 3)

Vhost
Exchange
Queue
Broker
Topic

Answer(s): B,C,E

Reveal Solution Next Question

QUESTION: 2

During the process of backing up an RDS database, a developer found that the backup failed. What might cause this to happen?

The database instance is not stopped
DDL operations were performed during the backup
DML operations were performed during the backup
DCL operations were performed during the backup

Answer(s): C

Reveal Solution Next Question

QUESTION: 3

Which of the following descriptions describes the (Security Token Service) STS service correctly? (Number of correct answers: 3)

Through the STS service, RAM users or RAM roles can obtain a temporary token that allows them to call the Alibaba Cloud API or use the web console
A STS request consists of an access address, communication protocol, request method, request parameters and character encoding
When calling the STS API, in order to ensure the safe calling of the API, Alibaba Cloud will authenticate each API request through a signature when each API call is made
The STS service supports the use of both HTTP and HTTPS protocols

Answer(s): B,C,D

Reveal Solution Next Question

QUESTION: 4

When a developer calls the Alibaba Cloud SDK to access Elastic Compute Service (ECS), the following error is returned; RealNameAuthenticationError What is the possible cause?

The ECS instance name violates the ECS service's naming conventions.
The ECS instance name conflicts with other instance names.
The user's Alibaba Cloud account has not passed real name authentication
The API callers account and password are not authorized for ECS access.

Answer(s): D

Reveal Solution Next Question

Free ACA-Developer Exam Braindumps (page: 6)

QUESTION: 1

QUESTION: 2

QUESTION: 3

QUESTION: 4