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QUESTION 1
A company decides to migrate its three-tier web application from on premises to the AWS Cloud. The new database
must be capable of dynamically scaling storage capacity and performing table joins. Which AWS service meets these
requirements?
A. Amazon Aurora
B. Amazon RDS for SqlServer
C. Amazon DynamoDB Streams
D. Amazon DynamoDB on-demand
Correct Answer: A
QUESTION 2
A public-facing web application queries a database hosted on a Amazon EC2 instance in a private subnet.
A large number of queries involve multiple table joins, and the application performance has been
degrading due to an increase in complex queries. The application team will be performing updates to
improve performance.
What should a solutions architect recommend to the application team? (Select TWO.)
A. Cache query data in Amazon SQS
B. Create a read replica to offload queries
C. Migrate the database to Amazon Athena
D. Implement Amazon DynamoDB Accelerator to cache data.
E. Migrate the database to Amazon RDS
Correct Answer: BE
QUESTION 3
A company has several web servers that need to frequently access a common Amazon RDS MySQL Multi-AZ instance.
The company wants a secure method for the web servers to connect to thedatabase while meeting a security
requirement to rotate user credentials frequently. A company has several web servers that need to frequently access a
common Amazon ROS MySQL Muto-AZ DB instance The company wants a secure method for the web servers to
connect to the database while meeting a security requirement to rotate user credentials frequently Which solution meets
these requirements^
A. Store the database user credentials in AWS Secrets Manager Grant the necessary 1AM permissions to allow the
web servers to access AWS Secrets Manager
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