Free Practice Alibaba ACA-Developer Exam Questions 2025

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Total 96 Questions | Updated On: Jun 04, 2025

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Question 1

Which of the following is NOT a feature of Alibaba Cloud's Cassandra database service?

A : Centerless distributed architecture

B : Supports both narrow and wide tables, providing flexible schema functions

C : Cluster storage, strong expansion of read and write capabilities

D : Enterprise-level capabilities such as disaster tolerance, backup and recovery, security, and monitoringacross data centers

Answer: B

Question 2

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)

A : ACL

B : RAM Policy

C : Bucket Policy

D : STS authorization

E : Dynamic blacklist

F : Object Policy

G : IntranetAccess

Answer: A,C,D

Question 3

For business scenarios with strong data reliability requirements or financial business scenarios with regulatory

requirements related to data durability and availability, RDS MySQL provides a remote backup mechanism to

improve reliability. Which of the following is correct, regarding RDS's remote disaster recovery capabilities?

(Number of correct answers: 3)

A : The primary database (the one to be backed up) must have an Alibaba Cloud Intranet address

B : RDS realizes real-time synchronization between the master instance and the remote disaster recoveryinstance through Data Transmission Service (DTS)

C : When an outage occurs in the area where the primary instance is located, and neither the primaryinstance (Master) nor the standby instance (Slave) can be connected to, the remote disaster recoveryinstance can be switched to the primary instance

D : When the database deletion operation is performed on the master instance, the operation will also besynchronized to the disaster recovery instance

Answer: D

Question 4

Which of the following web applications are suitable for deployment on Simple Application Server (SAS), as

compared with LCS? (Number of correct answers: 3)

A : Quickly build a personal blog website

B : Quickly build a small e-commerce website

C : Set up a NoSQL database service

D : Quickly build a personal, learning, or test environment

Answer: A,C

Question 5

The event monitoring feature in CIoudMonitor provides custom event monitoring functions. Which of the