S3 is object storage, EBS is block storage for EC2, and EFS provides shared file storage
across multiple instances.
Question 1: Which AWS service is used to run virtual servers in the cloud?
- A. Amazon S3
- B. AWS Lambda
- C. Amazon EC2 ✅
- D. Amazon RDS
Explanation: Amazon EC2 provides resizable compute capacity in the cloud using virtual machines.
Question 2: Which AWS service is best suited for storing objects such as images and videos?
- A. Amazon EBS
- B. Amazon S3 ✅
- C. Amazon EC2
- D. AWS Snowball
Explanation: Amazon S3 is an object storage service designed for durability, scalability, and high availability.
Question 3: Which AWS service allows you to run code without managing servers?
- A. Amazon EC2
- B. AWS Elastic Beanstalk
- C. AWS Lambda ✅
- D. Amazon ECS
Explanation: AWS Lambda is a serverless compute service that automatically manages infrastructure.
Question 4: Which AWS service is a fully managed relational database?
- A. Amazon DynamoDB
- B. Amazon Aurora
- C. Amazon RDS ✅
- D. Amazon Redshift
Explanation: Amazon RDS provides managed relational databases including MySQL, PostgreSQL, Oracle, and SQL Server.
Question 5: Which AWS service is used to control access to AWS resources?
- A. AWS Shield
- B. Amazon Inspector
- C. AWS Identity and Access Management (IAM) ✅
- D. AWS CloudTrail
Explanation: AWS IAM enables you to manage users, roles, and permissions securely across AWS services.
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