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Which database solution meets these requirements?
A global digital advertising company captures browsing metadata to contextually display relevant images, pages, and links to targeted users. A single page load can generate multiple events that need to be stored individually. The maximum size of an event is 200 KB and the average size is 10 KB. Each...
Which set of steps should the Database Specialist take to most efficiently find the problematic PostgreSQL query?
A company just migrated to Amazon Aurora PostgreSQL from an on-premises Oracle database. After the migration, the company discovered there is a period of time every day around 3:00 PM where the response time of the application is noticeably slower. The company has narrowed down the cause of this issue...
What is the quickest way for the company to gather data on the migration compatibility?
A company is looking to move an on-premises IBM Db2 database running AIX on an IBM POWER7 server. Due to escalating support and maintenance costs, the company is exploring the option of moving the workload to an Amazon Aurora PostgreSQL DB cluster. What is the quickest way for the company...
What should the Database Specialist do to correct the Data Analysts’ inability to connect?
A company is deploying a solution in Amazon Aurora by migrating from an on-premises system. The IT department has established an AWS Direct Connect link from the company’s data center. The company’s Database Specialist has selected the option to require SSL/TLS for connectivity to prevent plaintext data from being set...
Which approach should the Database Specialist take to securely manage the database credentials?
A clothing company uses a custom ecommerce application and a PostgreSQL database to sell clothes to thousands of users from multiple countries. The company is migrating its application and database from its on- premises data center to the AWS Cloud. The company has selected Amazon EC2 for the application and...
Which combination of actions should the Database Specialist take?
A company’s Security department established new requirements that state internal users must connect to an existing Amazon RDS for SQL Server DB instance using their corporate Active Directory (AD) credentials. A Database Specialist must make the modifications needed to fulfill this requirement. Which combination of actions should the Database Specialist...
How can this solution be implemented?
A database specialist needs to review and optimize an Amazon DynamoDB table that is experiencing performance issues. A thorough investigation by the database specialist reveals that the partition key is causing hot partitions, so a new partition key is created. The database specialist must effectively apply this new partition key...
Which combination of changes in existing IAM policies should a Database Specialist make to prevent an error like this from happening in the future?
A company is running a two-tier ecommerce application in one AWS account. The web server is deployed using an Amazon RDS for MySQL Multi-AZ DB instance. A Developer mistakenly deleted the database in the production environment. The database has been restored, but this resulted in hours of downtime and lost...
Which approach should the Database Specialist take to reduce downtime?
A company is using Amazon RDS for MySQL to redesign its business application. A Database Specialist has noticed that the Development team is restoring their MySQL database multiple times a day when Developers make mistakes in their schema updates. The Developers sometimes need to wait hours to the restores to...
What should the Database Specialist do to meet these requirements?
A retail company is about to migrate its online and mobile store to AWS. The company’s CEO has strategic plans to grow the brand globally. A Database Specialist has been challenged to provide predictable read and write database performance with minimal operational overhead. What should the Database Specialist do to...
