Aws- Module 8- Knowledge Check. Study Guide Rated A+

If you are developing an application that requires a database with extremely fast performance, fast scalability, and flexibility in database schema, which service should you consider? - Amazon Relational Database Service - Amazon ElastiCache - Amazon DynamoDB - Amazon Redshift. {Ans: Amazon DynamoDB.}What should you consider when choosing a database type? Data size. Data access period. Query frequency. Highly available. All of the above. {Ans: All of the above.}You need to find an item in an amazon DynamoDB table using an attribute other than item's primary key. -PutItem. -Scan. -Query. -GetItem. {Ans: Scan.}Which of the following use cases is appropriate for using amazon relational database services (Amazon RDS). - Massive read/write rates. - Simpel get or put requests. - Complex transactions. - All of the above. {Ans: Complex transactions.}Which AWS cloud service is best suited for analyzing your data by using standard structured query language(SQL) and existing business intelligence (BI) tools? - Amazon relational database service (Amazon RDS). - Amazon Simple Storage Service Glacier. - Amazon Dynamo DB. - Amazon Redshift. {Ans: - Amazon Redshift.}You are designing an ecommerce web application that will scale to hundreds of thousand of concurrent users. What database technology is