Alibaba ACA-Developer Exam Practice Test Instant Access

Question 1

Which of the following configurations cannot improve the stability, reliability or availability of an Alibaba Cloud Scaling Group? (Number of correct answers: 3)

ASelect multiple VPCs when creating the scaling group

BWhen creating the scaling group, select multiple Vswitches in multiple Zone within a Region

CChoose a variety of different ECS types when creating your Scaling Configuration

DIn the process of creating a Scaling Group, associate multiple Server Load Balancers

Answer : A, C, D

Question 2

Which of the following are correct, regarding RAM users? (Number of correct answers: 3)

ARAM users can be created under a single Alibaba Cloud account, corresponding to employees, systems, or applications.

BRAM users do not 'own' the resources that they create (those belong to the Alibaba Cloud account itself), and RAM users cannot generate and pay their own individual bills (costs accrue to and are billed to the master Alibaba Cloud account).

CRAM users belong to an Alibaba Cloud account, but they can also operate as independent accounts with their own private resources, not visible to the primary Alibaba Cloud account.

DRAM users must be authorized by the Alibaba Cloud account to log in to the console or use the API to manage the resources owned by the Alibaba Cloud account.

Answer : A, C, D

Question 3

Which of the following options describes the basic concepts of Alibaba Cloud Tracing Analysis correctly? (Number of correct answers: 3)

AAlibaba Cloud Tracing Analysis model relies on OpenTracing

BIn the OpenTracing standard, a call chain can be regarded as a directed acyclic graph (DAG) composed of multiple Spans. The relationship between spans is named References

CIn the OpenTracing standard, each Span represents a named and timed non-continuous execution segment in the call chain

DIn some cases, timing diagrams based on the timeline are used to show the call chain

Answer : A, B, C

Question 4

Log Service uses a semi-structured data model to define a log. This mode contains five data fields:

Topic, Time, Content, Source, and Tags. Log Service has different requirements for the format of each field in the log. Which of the following fields cannot be empty characters? (Number of correct answers: 4)

ATopic

BTime

CContent

DSource

ETags

Answer : A, B, D, E

Question 5

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)

AEvent Notifications can cross regions.

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

CThe 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.

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

Answer : B, C

Question 6

Function Compute supports one-way triggers and two-way triggers. Which of the following triggers is a one-way trigger? That is to say you only need to configure the trigger in the event source, not in Function Compute?.

AOSS event trigger(s)

BCloudMonitor trigger(s)

CMNS topic trigger(s)

DSLS trigger(s)

Answer : B

Question 7

Which of these are suitable use cases for Alibaba Cloud's MongoDB service? (Number of correct answers: 3)

AApplications requiring high OPS, such as logging apps

BScenarios where complex transaction support is required

CApplications where JSON is a good choice of storage format

DApplications requiring geo-location queries, such as logistics or order status apps

Answer : A, B, D

Alibaba ACA Developer ACA-Developer Exam Practice Test