1) Which AWS service allows developers to test code in different environments automatically before deployment?

2) Which service allows you to monitor your AWS resources and applications in real time?

3) Which service should you use to ensure that your AWS infrastructure is compliant with internal or external requirements?

4) Which service allows you to centrally manage your secrets, such as database credentials and API keys?

5) Which AWS service can be used to build and manage APIs for your applications?

6) You are designing a system that requires high availability and fault tolerance across multiple AWS regions. Which combination of services would best suit this need?

7) You need to run containerized workloads that require scaling based on incoming requests. Which combination of AWS services would you choose?

8) Which of the following techniques ensures secure and efficient access to AWS services without exposing AWS credentials?

9) You are running a large-scale analytics workload on AWS, and the data is stored across hundreds of Amazon S3 buckets. You need to run SQL queries across this data without moving it into a database. Which service should you use?

10) Your organization requires encryption of data at rest and data in transit for compliance reasons. Which combination of AWS services and features would best address this requirement?

11) Which of the following methods provides the most cost-effective and scalable way to handle variable workloads in an AWS environment?

12) You need to store and analyze hundreds of terabytes of time-series data and quickly retrieve the latest data for analysis. Which AWS database service is best suited for this use case?

13) Which strategy would help minimize your organization’s exposure to DDoS attacks on your application hosted on AWS?

14) Which AWS service would allow you to replicate data asynchronously between AWS regions for disaster recovery and high availability?

15) You need to deploy a web application that processes highly sensitive data. Compliance requires that this data be stored only within a specified country. Which AWS service allows you to enforce this?

16) Which AWS service allows you to centrally manage governance policies and enforce security baselines across your AWS accounts?

17) Your application is hosted in a VPC and needs to securely access Amazon S3 without traversing the public internet. Which of the following is the best solution?

18) Which AWS service enables real-time ETL (Extract, Transform, Load) of streaming data from multiple sources?

19) You need to implement serverless orchestration for a microservices architecture that involves sequential and parallel tasks. Which AWS service would you choose?

20) Which AWS service can detect sensitive data stored in S3 buckets and alert you to security risks?