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Alibaba Cloud ACA-Developer Exam With Confidence Using Practice Dumps

Exam Code:
ACA-Developer
Exam Name:
ACA Developer Certification
Certification:
Vendor:
Questions:
95
Last Updated:
Nov 28, 2025
Exam Status:
Stable
Alibaba Cloud ACA-Developer

ACA-Developer: Alibaba Developer Exam 2025 Study Guide Pdf and Test Engine

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ACA Developer Certification Questions and Answers

Question 1

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

Options:

A.

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

B.

A STS request consists of an access address, communication protocol, request method, request parameters and character encoding

C.

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

D.

The STS service supports the use of both HTTP and HTTPS protocols

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Question 2

You can create an event notification rule in Message Service and push notifications to the specified consumer in the form of messages, to receive events from specified Alibaba Cloud resources. Which of the following options are correct statements about the Message Service (MS) service? (Number of correct answers: 2)

Options:

A.

Event Notifications can cross regions.

B.

Message Service provides synchronous notifications to ensure the consistency between the message acknowledgment and event processing.

C.

The event notification message is retained within the valid time. When you fail to receive an event message, the event notification message is retried based on the specified retry policy.

D.

The consumer type of the event notification message can be HTTP Server, Queue, or Topic.

Question 3

On which operating systems can you install Alibaba Cloud command line tools? (Number of correct answers: 3)

Options:

A.

Windows

B.

Linux

C.

macOS

D.

Android