Free ACA-Database Exam Braindumps
ACA Database Exam Questions 31–35 (page: 8)

Updated On: 9-Feb-2026

When a backup file of core sensitive data is downloaded, business systems must be protected against data breaches.
Which of the following capabilities must be enabled to ensure data security?

  1. Virtual private cloud (VPC)
  2. Secure Sockets Layer (SSL) encryption
  3. Transparent Data Encryption (TDE)
  4. SOL audit

Answer(s): B



When high availability switchovers occur in a database, which of the following features provided by ApsaraDB RDS for PostgreSQL can prevent the incremental data loss of logical subscriptions?

  1. Ganos
  2. Pase
  3. Slot failover
  4. High concurrency optimization
  5. Point-in-time restore

Answer(s): E



Which of the following is the most efficient backup in ApsaraDB for MongoDB?

  1. Logical backup
  2. Physical backup
  3. Snapshot backup
  4. Full backup

Answer(s): B



Which of the following tools can be used to migrate an on-premises database to Alibaba Cloud while causing minimal service downtime?

  1. pg_dump
  2. pg_restore
  3. pg_upgrade D.DTS
  4. pg_basebackup

Answer(s): D



You need to migrate a database that has a storage capacity of 50 GB to the cloud and can tolerate a service downtime of half an hour. In this case, which of the following migration methods is the optimal choice to migrate data to the cloud in terms of stability and availability?

  1. Full backup and incremental backup
  2. Full backup only
  3. Logical migration tools
  4. Incremental backup only

Answer(s): C



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