Alibaba ACA-Developer Exam Questions Instant Access

Question 1

Alibaba Cloud RabbitMQ is typically used in scenarios where message publishing and consumption performance requirements are high. Which of the following are supported message types in Alibaba Cloud Rabbit MQ? (Number of correct answers: 3)

AScheduled message

BOrdered message

CBatched message

DTransactional message

ERetried message

Answer : A, C, D

Question 2

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

Question 3

A company has some new content that needs to be promoted (such as new features, new activities, new games, or new articles). In order to achieve the overall promotion goal, the operating staff will select various channels for promotion (including standard HTML/HTML5 (desktop), iOS, and Android). You are using Alibaba Cloud's Log Service: in order to ascertain the effectiveness of content promotion accurately and in real time, which log collection method should you use, as a developer?

ASyslog

BWeb Tracking

CKafka

DLogslash

Answer : A

Question 4

Which of the following operations can be performed through Log Service sAPI? (Number of correct answers: 3)

ACollect logs based on Logtail configuration and Logtail machine group information

BCreate a Logstore, write and read logs to the Logstore

CAccess control for different users

DDeliver logs to OSS for storage and analysis

Answer : A, B, C

Question 5

Which of the following descriptions of Alibaba Cloud's SSL certificate service are correct? (Number of correct answers: 2)

AAlibaba Cloud SSL Certificate Service supports the purchase of three types of certificates: DV certificates, OV certificates, and EV certificates.

BEV certificates are suitable for large enterprises, financial institutions, etc.

COV certificates are suitable for personal websites.

DDV level certificates are suitable for government organizations, enterprises, educational institutions, etc.

Answer : A, C

Question 6

A Developer is asked to implement a caching layer in front of RDS. Cached content is expensive to regenerate in case of service failure. Which implementation below would work while maintaining maximum uptime?

AImplement ApsaraDB for Redis in Cluster Mode

BInstall Redis on an ECS instance

CImplement ApsaraDB for Redis in Standard Mode

DMigrate the ROS database to HBase to save the cache layer

Answer : D

Question 7

Which of the following permission control policies does Object Storage Service (OSS) provide for access to objects stored in a bucket? (Number of correct answers: 4)

AACL

BRAM Policy

CBucket Policy

DSTS authorization

EDynamic blacklist

FObject Policy

GIntranetAccess

Answer : A, C, D, F

Alibaba ACA Developer ACA-Developer Exam Questions