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An ecommerce company uses Amazon DynamoDB as the backend for its payments system. A new regulation requires the company to log all data access requests for financial audits. For this purpose, the company plans to use AWS logging and save logs to Amazon S3 How can a database specialist activate logging on the database?
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A company is due for renewing its database license. The company wants to migrate its 80 TB transactional database system from on-premises to the AWS Cloud. The migration should incur the least possible downtime on the downstream database applications. The company’s network infrastructure has limited network bandwidth that is shared with other applications. Which solution should a database specialist use for a timely migration?
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A company wants to migrate its existing on-premises Oracle database to Amazon Aurora PostgreSQL. The migration must be completed with minimal downtime using AWS DMS. A Database Specialist must validate that the data was migrated accurately from the source to the target before the cutover. The migration must have minimal impact on the performance of the source database. Which approach will MOST effectively meet these requirements?

Question 7 - DBS-C01 discussion

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A Database Specialist needs to speed up any failover that might occur on an Amazon Aurora PostgreSQL DB cluster. The Aurora DB cluster currently includes the primary instance and three Aurora Replicas.

How can the Database Specialist ensure that failovers occur with the least amount of downtime for the application?

A.
Set the TCP keepalive parameters low
Answers
A.
Set the TCP keepalive parameters low
B.
Call the AWS CLI failover-db-cluster command
Answers
B.
Call the AWS CLI failover-db-cluster command
C.
Enable Enhanced Monitoring on the DB cluster
Answers
C.
Enable Enhanced Monitoring on the DB cluster
D.
Start a database activity stream on the DB cluster
Answers
D.
Start a database activity stream on the DB cluster
Suggested answer: A

Explanation:


https://docs.aws.amazon.com/AmazonRDS/latest/AuroraUserGuide/AuroraPostgreSQL.BestPractices.html#AuroraPostgreSQL.BestPractices.FastFailover.TCPKeepalives

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asked 16/09/2024
Alfredo Alfaro
47 questions
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