AWS Concepts Worksheet

A company needs to run code in response to an event notification that occurs when objects are uploaded to an Amazon S3 bucket. Which AWS service will integrate directly with the event notification?

• AWS Lambda

• Amazon EC2

• Amazon Elastic Container Registry (Amazon ECR)

• AWS Elastic Beanstalk

Which AWS Well-Architected Framework concept represents a system's ability to remain functional when the system encounters operational problems?

• Consistency

• Elasticity

• Durability

• Latency

Which pillar of the AWS Well-Architected Framework includes a design principle about measuring the overall efficiency of workloads in terms of business value?

• Operational excellence

• Security

• Reliability

• Cost optimization

Who enables encryption of data at rest for Amazon Elastic Block Store (Amazon EBS)?

• AWS Support

• AWS customers

• AWS Key Management Service (AWS KMS)

• AWS Trusted Advisor

Who is responsible for decommissioning end-of-life underlying storage devices that are used to host data on AWS?

• Customer

• AWS

• Account creator

• Auditing team

A company wants its Amazon EC2 instances to operate in a highly available environment, even if there is a natural disaster in a particular geographic area. Which solution achieves this goal?

• Use EC2 instances in a single Availability Zone.

• Use EC2 instances in multiple AWS Regions.

• Use EC2 instances in multiple edge locations.

• Use Amazon CloudFront with the EC2 instances configured as the source.

Using Amazon Elastic Container Service (Amazon ECS) to break down a monolithic architecture into microservices is an example of:

• a. a loosely coupled architecture.

• b. a tightly coupled architecture.

• c. a stateless architecture.

• d. a stateful architecture.

A company wants to migrate its on-premises data warehouse to AWS. The information in the data warehouse is used to populate analytics dashboards. Which AWS service should the company use for the data warehouse?

• Amazon ElastiCache

• Amazon Aurora

• Amazon RDS

• Amazon Redshift

Which benefit does Amazon Rekognition provide?

• The ability to place watermarks on images

• The ability to detect objects that appear in pictures

• The ability to resize millions of images automatically

• The ability to bid on object detection jobs

Which AWS service uses a combination of publishers and subscribers?

• AWS Lambda

• Amazon Simple Notification Service (Amazon SNS)

• Amazon CloudWatch

• AWS CloudFormation