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ACA-Operator ACA System Operator Certification Question and Answers

Question # 4

CloudMonitor is for tracking operations on cloud resources.

A.

True

B.

False

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Question # 5

A developer accesses logs in a Log Service Logstore via the API. The error code returned by the server is 404. Which of these could be the cause?

A.

The log project (Project) does not exist

B.

The requested digital signature does not match

C.

Server internal error

D.

Server is busy: please try later

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Question # 6

A system operator can tag resources for costing and billing purposes.

A.

True

B.

False

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Question # 7

Which configuration language does Terraform support?

A.

Python

B.

XML

C.

HCL

D.

YAML

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Question # 8

Which of the following Alibaba Cloud services offers a software-defined wide area network (SD-WAN) solution based on cloud-native technologies?

A.

NAT Gateway

B.

Smart Access Gateway (SAG)

C.

VPN Gateway

D.

Content Delivery Network (CDN)

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Question # 9

In order to deal with sudden spikes in traffic, Company A uses Alibaba Cloud

Auto Scaling to set up an alarm trigger task (growing the Scaling Group when

the average memory utilization on ECS instances exceeds 80%). During the

test, it was found that the alarm task was not executed successfully. Which of

these could be possible causes? (Number of correct answers: 3)

A.

The ECS instances in the Scaling Group have not yet installed the CloudMonitor monitoring agent

B.

Before triggering the alarm task, the number of instances in the group has reached the maximum number of instances allowed (MaxSize)

C.

The instance types chosen in the Scaling Configuration are out-of-stock in the Alibaba Cloud Region where the Scaling Group is located

D.

The number of instances in the current group exceeds the “expected number of instances” for the Scaling Group

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