A company is rolling out a new web service, but is unsure how many customers the service will attract. However, the company is unwilling to accept any downtime. What could a Solutions Architect recommend to the company in order to keep track of customers' current session data?
A. Amazon EC2Developers are creating a new online transaction processing (OLTP) application for a small database that is very read-write intensive. A single table in the database is updated continuously throughout the day, and the developers want to
ensure that the database performance is consistent.
Which Amazon EBS storage option will achieve the MOST consistent performance to help maintain application performance?
A. Provisioned IOPS SSDA Solutions Architect is designing an application that is expected to have millions of users. The Architect needs options to store session data. Which option is the MOST performant?
A. Amazon ElastiCacheAn environment has an Auto Scaling group across two Availability Zones referred to as AZ-a and AZ-b and a default termination policy. AZ-a has four Amazon EC2 instances, and AZ-b has three EC2 instances. None of the instances is protected from a scale-in.
How will Auto Scaling proceed if there is a scale-in event?
A. Auto Scaling selects an instance to terminate randomly.When running my DB Instance as a Multi-AZ deployment, can I use the standby for read or write operations?
A. YesA company has two different types of reporting needs on their 200-GB data warehouse:
Data scientists run a small number of concurrent ad hoc SQL queries that can take several minutes each to run.
Display screens throughout the company run many fast SQL queries to populate dashboards.
Which design would meet these requirements with the LEAST cost?
A. Replicate relevant data between Amazon Redshift and Amazon DynamoDB. Data scientists use Redshift. Dashboards use DynamoDB.An application hosted on AWS uses object storage for storing internal reports that are accessed daily by the CFO. Currently, these reports are publicly available. How should a Solutions Architect re-design this architecture to prevent unauthorized access to these reports?
A. Encrypt the files on the client side and store the files on Amazon Glacier, then decrypt the reports on the client side.A company is creating a web application that will run on an Amazon EC2 instance. The application on the instance needs access to an Amazon DynamoDB table for storage. What should be done to meet these requirements?
A. Create another AWS account root user with permissions to the DynamoDB table.A company is evaluating Amazon S3 as a data storage solution for their daily analyst reports. The company has implemented stringent requirements concerning the security of the data at rest. Specifically, the CISO asked for the use of envelope encryption with separate permissions for the use of an envelope key, automated rotation of the encryption keys, and visibility into when an encryption key was used and by whom.
Which steps should a Solutions Architect take to satisfy the security requirements requested by the CISO?
A. Create an Amazon S3 bucket to store the reports and use Server-Side Encryption with Customer-Provided Keys (SSE-C).What does Amazon IAM stand for?
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