AWS Cloud Developer MCQs (25)
1) A Cloud Developer mainly focuses on?
A. Building and deploying cloud applications
B. Hardware setup
C. Manual server installation only
D. Data entry
2) Best serverless compute for developers is?
A. AWS Lambda
B. Amazon EBS
C. AWS Direct Connect
D. Route 53
3) For creating REST APIs that integrate with Lambda, use?
A. API Gateway
B. IAM
C. CloudTrail
D. Route Tables
4) For event-driven architecture, which is commonly used?
A. EventBridge
B. EBS
C. Route 53
D. Lightsail only
5) Which service provides a fully managed NoSQL database?
A. DynamoDB
B. RDS MySQL
C. Aurora only
D. Redshift
6) Which feature is used to trigger Lambda when data changes in DynamoDB?
A. DynamoDB Streams
B. DynamoDB Backup
C. DynamoDB DAX
D. DynamoDB TTL
7) Best service for message queues (decoupling) is?
A. SQS
B. SNS
C. Route 53
D. EFS
8) SNS is mainly used for?
A. Pub/Sub notifications
B. File storage
C. Block storage
D. VPC routing
9) Which is commonly used to store static assets like images/CSS?
A. S3
B. RDS
C. IAM
D. KMS
10) Best service to deliver S3 content faster globally?
A. CloudFront
B. CloudTrail
C. Config
D. Inspector
11) In Lambda, secrets and config should be stored in?
A. Secrets Manager / Parameter Store
B. Source code
C. Public S3 bucket
D. Email
12) Which tool helps deploy serverless apps using templates?
A. AWS SAM
B. AWS Config
C. AWS Budgets
D. AWS Shield
13) Infrastructure as Code for AWS is commonly done using?
A. CloudFormation
B. CloudWatch only
C. CloudTrail only
D. S3 Lifecycle
14) Which service helps run containers without managing servers?
A. AWS Fargate
B. EC2 Dedicated Hosts
C. EBS
D. Route 53
15) For CI/CD pipelines on AWS, use?
A. CodePipeline
B. CloudFront
C. Route 53
D. GuardDuty
16) Which service builds and tests code in CI/CD?
A. CodeBuild
B. CodeCommit only
C. CodeDeploy only
D. S3
17) Which service deploys code to EC2/Lambda/ECS?
A. CodeDeploy
B. CloudTrail
C. KMS
D. Inspector
18) Authentication for apps using AWS services is best done with?
A. IAM Roles
B. Hardcoded access keys
C. Public bucket policies
D. Disable permissions
19) Which service helps monitor app logs and metrics?
A. CloudWatch
B. Route 53
C. WAF
D. Shield
20) Which service traces distributed requests across microservices?
A. AWS X-Ray
B. CloudFront
C. IAM
D. S3
21) Which service provides centralized user login for web/mobile apps?
A. Amazon Cognito
B. AWS Organizations
C. AWS Config
D. Amazon Inspector
22) Best practice to limit Lambda permissions is?
A. Least privilege IAM policy
B. Use root user
C. Allow *:* permissions
D. Disable IAM
23) Which service helps protect API endpoints with rules?
A. AWS WAF
B. EBS
C. SQS
D. EFS
24) For blue/green deployments of Lambda/API, a common approach is?
A. Lambda Aliases + Weighted routing
B. Disable versions
C. Use only one environment
D. Delete old code immediately
25) A cloud developer should focus most on?
A. Building secure, scalable, and cost-optimized applications
B. Buying more servers always
C. Avoid automation
D. Only manual deployments
Answer Key
1) A
2) A
3) A
4) A
5) A
6) A
7) A
8) A
9) A
10) A
11) A
12) A
13) A
14) A
15) A
16) A
17) A
18) A
19) A
20) A
21) A
22) A
23) A
24) A
25) A