Alibaba ACA-Developer Exam Questions Instant Access

Question 1

Which of these are good ways to secure access to your API deployed on Alibaba Cloud API Gateway?

(Number of correct answers: 3)

AEnable API Gateway to connect to backend services in an Alibaba Cloud VPC network group. This guarantees the security of API requests.

BConfigure security keys for API Gateway.

CUse HTTPS to encrypt requests.

DUse OpenID Connect to authenticate requests.

EAllow only internal IP addresses to call the API.

Answer : A, C, E

Question 2

Which data format is NOT supported by Alibaba Cloud Message Service?

AXML

BJSON

CSIMPLIFIED

DVERBOSE

Answer : D

Question 3

Which of the following statements are correct, with regard to Alibaba Cloud Log Service? (Number of correct answers: 3)

AAs an agent for collecting logs, Logtail can collect logs from existing system log files in a non-intrusive manner

BThe Log Service frontend service adopts an LVS + NGINX architecture

CThe Logstore backend service is deployed on a single machine to complete the real-time persistence, indexing, query and delivery of Logstore data to MaxCompute

DEach log written to the Log Service backend will be saved in triplicate (across three separate physical servers)

Answer : B, C, D

Question 4

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 5

Which of the following options is not included in Object Storage Service (OSS) object URLs?

ARegion name

BZone name

CBucket name

DFilename

Answer : A

Question 6

Which of the following statements about migrating data into and out of Object Storage Service (OSS) are correct? (Number of correct answers: 3)

AYou can migrate data between OSS buckets in any of the following conditions: Buckets are located within the same region, buckets are located across regions and buckets belong to different Alibaba Cloud accounts.

BA migration job occupies the network resources of the source and the destination. To ensure business continuity, we recommend that you specify a rate limit for a migration Job or run the migration job during an off-peak period.

CYou cannot migrate data between OSS buckets if the data at the source is stored in a bucket of the Archive type.

DOnline migration supports both migrating buckets at a time, and migrating all the data under an Alibaba Cloud account at a single time.

Answer : A, C, D

Question 7

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

AOnline gaming user rankings (scoreboard)

BE-Commerce sales & promotions

CLive video chat system

DEnterprise OA system

Answer : A, C, D

Alibaba ACA Developer ACA-Developer Exam Questions