DVA-C02 Questions & Answers
1.When writing to a Kinesis Data Stream, which API should be used when
you want to guarantee ordering of data? (Put-Records vs Put-Record)
ANS Put-Record
2.In DynamoDB, it's not possible to create a Local Secondary Index (LSI)
on an existing table (True/False)
ANS True
3.A fully managed service that enables developers to create, publish,
main- tain, monitor, and secure APIs at any scale.
ANS API Gateway
4.An Elastic Load Balancing (ELB) type that works at the application level
(layer 7). It can distribute traffic based on application-level information such
as HTTP headers, URL paths, and hostnames.
ANS Application Load Balancer (ALB)
5.A service that provides a simplified syntax for defining serverless re-
sources, such as Lambda functions, API Gateway APIs, and DynamoDB
ta- bles.
ANS AWS SAM
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,6.A service that allows you to define and deploy AWS resources using
infra- structure-as-code (IaC)
ANS AWS CloudFormation
7.An AWS Amplify service that allows for easily running end-to-end
(E2E) tests using Cypress, helping to ensure that your application
behaves as expected in a production environment.
ANS Amplify Hosting
8.A section of CloudFormation template that is used to export resources
that can be referenced in other stacks.
ANS Outputs
9.A fully managed deployment service that automates software
deployments to a variety of compute services such as Amazon EC2, AWS
Fargate, AWS Lambda, and your on-premises servers.
ANS AWS CodeDeploy
10.A KMS key type that can be rotated automatically every year.
ANS Customer managed key
11.A file containing the build settings for an app deployed in AWS
Amplify Hosting.
ANS amplify.yaml
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, 12.A Lambda feature that allows you to share packages and libraries
between Lambda functions
ANS Lambda layer
13.An AWS Cognito service that allows you to easily add sign-up and sign-
in functionality to your application
ANS Cognito User Pool
14.A VPC component that can be used to enable internet connectivity for
a Lambda function that is connected to a VPC
ANS NAT Gateway
15.An API Gateway feature that allows you to transform the request and
response payloads between their APIs and backend services.
ANS Mapping tem- plates
16.A deployment strategy in Elastic Beanstalk that updates instances in
batches to ensure full capacity during the deployment process.
ANS Rolling with additional batch
17.The consistency model DynamoDB uses for Global Secondary
Indexes (GSI)
ANS Eventual consistency
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