AWS Developer Associate Practice

Q: How many questions are in this practice set?

This practice set contains 60 questions with detailed explanations.

Q: What topics does this practice cover?

It covers the key topics and question types for AWS Certified Developer Associate, including vocabulary, grammar, reading, and practical test skills.

Q: Are there explanations for every question?

Yes, every question includes a clear explanation so you can understand the correct answer and learn from mistakes.

Q: Can I save my progress and mistakes?

Your wrong answers, favorites, scores, and study streak are saved in your browser, so you can review them on the same device.

Q: What practice modes are available?

You can practice randomly, take a timed mock exam, filter by difficulty, type, and topic, search questions, and review wrong answers.

Practice 60 original AWS Certified Developer Associate questions covering core services, serverless, CI/CD, security, data, and monitoring, with answers and explanations.

Level: AWS Certified Developer Associate Difficulty: intermediate 60 questions 60 min

Choose a practice mode, answer each AWS Developer Associate question, then review the explanation. Wrong answers are saved locally for review.

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Question 1

Which AWS service runs code without provisioning servers?

Select an answer AWS CodeCommitAWS LambdaAmazon EC2Amazon RDS

Question 2

Which AWS service provides object storage?

Select an answer Amazon S3Amazon EBSAmazon RDSAmazon ElastiCache

Question 3

Which AWS service is a NoSQL key-value and document database?

Select an answer Amazon RDSAmazon RedshiftAmazon AuroraAmazon DynamoDB

Question 4

Which AWS service provides a managed relational database?

Select an answer Amazon DynamoDBAmazon SQSAmazon RDSAmazon S3

Question 5

What is an EC2 instance?

Select an answer A database tableA message queueA virtual server in the cloudA serverless function

Question 6

Which AWS service creates and manages APIs for applications?

Select an answer Amazon API GatewayAmazon S3AWS CodeBuildAmazon Route 53

Question 7

Which AWS service provides message queuing?

Select an answer AWS Step FunctionsAmazon SQSAmazon SNSAmazon CloudFront

Question 8

Which AWS service provides publish/subscribe messaging?

Select an answer Amazon SQSAmazon DynamoDBAWS LambdaAmazon SNS

Question 9

Which AWS service is a content delivery network?

Select an answer Amazon Route 53Amazon S3AWS WAFAmazon CloudFront

Question 10

What is a Lambda layer?

Select an answer A CloudWatch alarmA zip archive of shared dependencies or codeA function triggerA reserved concurrency setting

Question 11

Which Lambda setting can reduce cold starts?

Select an answer Provisioned concurrencyA longer timeoutA smaller memory sizeAn S3 trigger

Question 12

What does API Gateway do with Lambda?

Select an answer It compiles Lambda codeIt replaces LambdaIt exposes HTTP endpoints that invoke LambdaIt stores Lambda logs

Question 13

Which API Gateway type is simpler and less expensive for basic APIs?

Select an answer HTTP APIREST APIWebSocket APIPrivate API

Question 14

What does DynamoDB TTL do?

Select an answer Encrypts table dataBacks up the tableCreates secondary indexesAutomatically deletes items after a specified time

Question 15

What is an event source mapping for Lambda?

Select an answer A deployment policyA configuration that polls streams or queues and invokes LambdaA CloudWatch dashboardA VPC setting

Question 16

Which AWS service orchestrates multi-step workflows?

Select an answer Amazon SNSAmazon API GatewayAWS Step FunctionsAmazon SQS

Question 17

What is provisioned concurrency?

Select an answer A logging levelPre-warmed Lambda environments for low latencyA limit on total invocationsA timeout setting

Question 18

Which AWS service provides managed git repositories?

Select an answer AWS CodeCommitAWS CodeBuildAWS CodeDeployAWS CodePipeline

Question 19

Which AWS service compiles and tests code?

Select an answer AWS CodeCommitAWS CodePipelineAmazon ECRAWS CodeBuild

Question 20

Which AWS service deploys applications to EC2, Lambda, and on-premises?

Select an answer AWS CodeCommitAmazon CloudFrontAWS CodeDeployAWS CodeBuild

Question 21

Which AWS service automates a release pipeline?

Select an answer AWS CodeBuildAWS X-RayAWS CodePipelineAWS CodeCommit

Question 22

What is a buildspec file?

Select an answer A YAML file that defines CodeBuild build stepsA deployment configurationA Lambda handlerA CloudFormation template

Question 23

What is an appspec file?

Select an answer A build logA file that defines CodeDeploy deployment behaviorA source repositoryA Lambda layer

Question 24

What is a blue/green deployment?

Select an answer Replacing instances one at a timeDeploying to a single instanceRolling back automaticallySwitching traffic between two environments

Question 25

What is a rolling deployment?

Select an answer Switching between two full environmentsDeploying only to a canaryDeploying nothingReplacing instances incrementally

Question 26

What is a canary deployment?

Select an answer Rolling back instantlyGradually sending traffic to a new versionDeploying to all instances at onceStopping all traffic

Question 27

Which AWS service provides a PaaS platform for web applications?

Select an answer AWS Elastic BeanstalkAmazon EC2AWS LambdaAmazon S3

Question 28

Which AWS service manages infrastructure as code?

Select an answer Amazon CloudWatchAWS X-RayAWS CloudFormationAWS CodePipeline

Question 29

What does IAM stand for?

Select an answer Identity and Access ManagementInstance and Application MonitoringInfrastructure and Automation ManagerInternet Access Module

Question 30

What is an IAM role?

Select an answer A user passwordAn encryption keyA security groupA set of permissions that provides temporary credentials

Question 31

What is an IAM policy?

Select an answer A build fileA document that defines permissionsA database tableA Lambda layer

Question 32

What is least privilege?

Select an answer Granting permissions to everyoneDenying all accessGranting only the permissions needed for a taskGranting all permissions

Question 33

Which AWS service manages encryption keys?

Select an answer AWS ShieldAWS KMSAWS WAFAmazon Cognito

Question 34

Which AWS service stores secrets such as database passwords?

Select an answer AWS Secrets ManagerAmazon S3AWS CodeCommitAmazon DynamoDB

Question 35

Which AWS service provides user sign-up and sign-in for applications?

Select an answer AWS IAMAWS KMSAmazon CloudFrontAmazon Cognito

Question 36

Which AWS service protects web applications from common attacks?

Select an answer Amazon SQSAWS CodeBuildAWS WAFAWS KMS

Question 37

What is a presigned URL?

Select an answer A DNS recordA firewall ruleA temporary URL that grants access to a resourceA permanent public URL

Question 38

What is encryption at rest?

Select an answer Data encrypted when storedData encrypted while movingData never encryptedData encrypted in memory

Question 39

What is a resource-based policy?

Select an answer A CloudWatch alarmA policy attached to a resource that controls accessA user passwordA security group rule

Question 40

What does an S3 lifecycle policy do?

Select an answer Encrypts objectsVersions objectsReplicates objectsAutomatically transitions or deletes objects by age

Question 41

What is S3 versioning?

Select an answer Replicating objects to another regionEncrypting objectsCaching objectsKeeping multiple versions of an object

Question 42

What is a DynamoDB secondary index?

Select an answer A table partitionAn alternate key structure for queriesA backup copyA stream of changes

Question 43

What is a DynamoDB stream?

Select an answer An ordered flow of item changesA table backupA secondary indexA global table

Question 44

Which AWS service provides in-memory caching?

Select an answer Amazon RDSAmazon DynamoDBAmazon ElastiCacheAmazon S3

Question 45

What is an RDS read replica?

Select an answer A copy of a database that serves read trafficA database backupA Multi-AZ standbyA database migration

Question 46

What is Amazon Aurora?

Select an answer A NoSQL databaseAn object storeA data warehouseA MySQL and PostgreSQL-compatible relational database

Question 47

Which S3 feature creates time-limited access URLs?

Select an answer Transfer accelerationPresigned URLsLifecycle policiesVersioning

Question 48

Which AWS storage class is for long-term archives?

Select an answer S3 Intelligent-TieringS3 One Zone-IAS3 GlacierS3 Standard

Question 49

Which AWS service provides shared file storage for EC2 instances?

Select an answer Amazon GlacierAmazon EFSAmazon EBSAmazon S3

Question 50

What is an SNS topic?

Select an answer A channel to which publishers send and subscribers receive messagesA message queueA Lambda functionA CloudWatch alarm

Question 51

Which AWS service collects metrics and logs from applications?

Select an answer AWS X-RayAWS CloudTrailAWS ConfigAmazon CloudWatch

Question 52

Which AWS service stores application logs?

Select an answer Amazon DynamoDBAWS CodeBuildAmazon CloudWatch LogsAmazon SQS

Question 53

What do CloudWatch alarms do?

Select an answer Store git repositoriesRoute DNSTrigger actions when metrics cross thresholdsCompile application code

Question 54

Which AWS service traces requests through applications?

Select an answer AWS X-RayAmazon CloudWatchAWS CloudTrailAWS Trusted Advisor

Question 55

Which AWS service records API activity for auditing?

Select an answer AWS WAFAWS CloudTrailAWS X-RayAmazon CloudWatch

Question 56

Which AWS service provides best-practice recommendations?

Select an answer AWS CloudTrailAmazon CloudWatchAWS CodePipelineAWS Trusted Advisor

Question 57

Which of the following are serverless AWS services? Select all that apply.

Select an answer AWS LambdaAmazon API GatewayAmazon DynamoDBAmazon S3

Question 58

Which of the following are deployment strategies? Select all that apply.

Select an answer Blue/greenRollingCanaryAll at once

Question 59

Lambda functions always need to run inside a VPC.

Select an answer FalseTrue

Question 60

Match each AWS service to its purpose.

SQSSNSCloudWatchX-Ray