Free ACA-Database Exam Braindumps
ACA Database Exam Questions 26–30 (page: 7)

Updated On: 9-Feb-2026

Which of the following architectures is not supported by ApsaraDB RDS for MySQL?

  1. The single-node Basic Edition architecture, which can be used in test and non-core production environments
  2. The high-avail ability architecture, in which primary and read-only nodes are deployed to implement automatic failovers
  3. The three-node Enterprise Edition architecture, which ensures zero data loss
  4. The serverless architecture, in which computing resources are charged based on the Pay-As-You- Go (PAYG) billing method

Answer(s): D



Which of the following features is provided by Data Management (DMS)?

  1. Integrates data across multiple data sources
  2. Backs up multiple types of databases
  3. Evaluates the database migration project
  4. Enables online database management, such as data query, database and table management, and permission management

Answer(s): C



Which of the following statements about MongoDB is NOT true?

  1. MongoDB is a relational database.
  2. MongoDB is a document database.
  3. MongoDB supports transactions.
  4. MongoDB can be deployed in cluster mode.

Answer(s): A



Which of the following statements about Alibaba Cloud ApsaraDB for MongoDB is true?

  1. It takes a longer time to perform operations and maintenance (O&M) on ApsaraDB for MongoDB instances than on self-installed and self-managed MongoDB.
  2. DataWorks is not supported for MongoDB data processing.
  3. Alibaba Cloud and MongoDB have a strategic partnership, so Alibaba Cloud Is able to provide the latest MongoDB features in our ApsaraDB for MongoDB product, in all our global regions.

Answer(s): C



Which of the following types of data are most suitable for storage in MySQL databases?

  1. Structured data in rows and columns
  2. Document-oriented unstructured data
  3. Large amounts of time series data
  4. Key-value (KV) data that is frequently read and written

Answer(s): A



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