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Vendor: Amazon
Exam Code: DBS-C01
Exam Name: AWS Certified Database - Specialty (DBS-C01)
Certification: Amazon Certifications
Total Questions: 321 Q&A
Updated on: Jan 13, 2025
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A company is using a Single-AZ Amazon RDS for MySQL DB instance for development. The DB instance is experiencing slow performance when queries are executed. Amazon CloudWatch metrics indicate that the instance requires more I/ O capacity.
Which actions can a database specialist perform to resolve this issue? (Choose two.)
A. Restart the application tool used to execute queries.
B. Change to a database instance class with higher throughput.
C. Convert from Single-AZ to Multi-AZ.
D. Increase the I/O parameter in Amazon RDS Enhanced Monitoring.
E. Convert from General Purpose to Provisioned IOPS (PIOPS).
A software company is conducting a security audit of its three-node Amazon Aurora MySQL DB cluster. Which finding is a security concern that needs to be addressed?
A. The AWS account root user does not have the minimum privileges required for client applications.
B. Encryption in transit is not configured for all Aurora native backup processes.
C. Each Aurora DB cluster node is not in a separate private VPC with restricted access.
D. The IAM credentials used by the application are not rotated regularly.
A company runs an ecommerce application on premises on Microsoft SQL Server. The company is planning to migrate the application to the AWS Cloud. The application code contains complex T-SQL queries and stored procedures.
The company wants to minimize database server maintenance and operating costs after the migration is completed. The company also wants to minimize the need to rewrite code as part of the migration effort.
Which solution will meet these requirements?
A. Migrate the database to Amazon Aurora PostgreSQL. Turn on Babelfish.
B. Migrate the database to Amazon S3. Use Amazon Redshift Spectrum for query processing.
C. Migrate the database to Amazon RDS for SQL Server. Turn on Kerberos authentication.
D. Migrate the database to an Amazon EMR cluster that includes multiple primary nodes.
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