Question: 1
Which AWS service allows you to run code without provisioning or managing servers?

A. Amazon EC2
B. AWS Lambda
C. AWS ECS
D. Amazon Lightsail

✅ Answer: B. AWS Lambda

Question: 2
What is the benefit of deploying resources across multiple Availability Zones in AWS?

A. Reduces latency
B. Increases application fault tolerance
C. Provides more storage
D. Reduces cost

✅ Answer: B. Increases application fault tolerance

Question: 3
Under the AWS shared responsibility model, which task is AWS responsible for?

A. Managing customer data
B. Patching the guest operating system
C. Physical security of the data centers
D. Configuring network security groups

✅ Answer: C. Physical security of the data centers

Question: 4
Which AWS service helps monitor and collect log files, metrics, and events?

A. Amazon Inspector
B. AWS CloudTrail
C. Amazon CloudWatch
D. AWS Config

✅ Answer: C. Amazon CloudWatch

Question: 5
Which pricing model allows you to reserve compute capacity at a reduced cost?

A. Free Tier
B. On-Demand Instances
C. Reserved Instances
D. Spot Instances

✅ Answer: C. Reserved Instances

Question: 6
Which of the following is an AWS managed NoSQL database service?

A. Amazon RDS
B. Amazon Aurora
C. Amazon DynamoDB
D. Amazon Redshift

✅ Answer: C. Amazon DynamoDB

Question: 7
What is the purpose of AWS Identity and Access Management (IAM)?

A. To monitor infrastructure performance
B. To manage DNS records
C. To securely control access to AWS services and resources
D. To track billing and usage

✅ Answer: C. To securely control access to AWS services and resources

Question: 8
Which AWS service provides object-level storage for files and media?

A. Amazon EBS
B. Amazon EC2
C. Amazon S3
D. Amazon RDS

✅ Answer: C. Amazon S3

Question: 9
What tool can you use to estimate monthly AWS service costs?

A. AWS CloudTrail
B. AWS Cost Explorer
C. AWS Pricing Calculator
D. AWS Budgets

✅ Answer: C. AWS Pricing Calculator

Question: 10
Which support plan gives access to a Technical Account Manager (TAM)?

A. Developer
B. Business
C. Basic
D. Enterprise

✅ Answer: D. Enterprise

Question: 11
Which AWS service automates infrastructure provisioning using code?

A. Amazon CloudFront
B. AWS CloudFormation
C. AWS CodePipeline
D. AWS Elastic Beanstalk

✅ Answer: B. AWS CloudFormation

Question: 12
Which AWS service allows you to host and manage containerized applications?

A. Amazon RDS
B. Amazon EC2
C. Amazon ECS
D. AWS IAM

✅ Answer: C. Amazon ECS

Question: 13
What is the AWS service that lets you set alarms and automate actions based on resource metrics?

A. AWS Config
B. Amazon CloudWatch
C. AWS CloudTrail
D. AWS Systems Manager

✅ Answer: B. Amazon CloudWatch

Question: 14
Which of the following best describes a Region in AWS?

A. A single data center
B. A group of edge locations
C. A physical location with multiple Availability Zones
D. A logical grouping of users

✅ Answer: C. A physical location with multiple Availability Zones

Question: 15
What feature does Amazon S3 use to protect against accidental deletion?

A. Multi-AZ
B. Versioning
C. Auto Scaling
D. CloudTrail

✅ Answer: B. Versioning

Question: 16
What is the main benefit of using Amazon CloudFront?

A. Secure data encryption
B. Host dynamic websites
C. Content delivery with low latency
D. Monitoring traffic in real time

✅ Answer: C. Content delivery with low latency
📘 Explanation: Amazon CloudFront is a Content Delivery Network (CDN) that caches content at edge locations around the world, which helps deliver static and dynamic web content with low latency and high transfer speeds.

Question: 17
Which AWS service should you use to store frequently accessed key-value data?

A. Amazon RDS
B. Amazon ElastiCache
C. Amazon Redshift
D. AWS CloudHSM

✅ Answer: B. Amazon ElastiCache
📘 Explanation: ElastiCache is an in-memory data store compatible with Redis or Memcached, ideal for caching frequently accessed data to improve application performance.

Question: 18
What AWS feature allows customers to isolate their cloud resources?

A. Availability Zones
B. Virtual Private Cloud (VPC)
C. IAM Roles
D. Edge Locations

✅ Answer: B. Virtual Private Cloud (VPC)
📘 Explanation: A VPC allows you to launch AWS resources into a virtual network that you define. It offers complete control over network configuration, including IP ranges, subnets, route tables, and security settings.

Question: 19
Which AWS service records user activity and API usage for compliance and auditing?

A. AWS CloudTrail
B. Amazon CloudWatch
C. AWS Config
D. AWS Trusted Advisor

✅ Answer: A. AWS CloudTrail
📘 Explanation: AWS CloudTrail logs all API calls made within your account, including who made the call, when, and from where. It’s crucial for auditing, compliance, and security investigations.

Question: 20
What is a benefit of the AWS Well-Architected Framework?

A. Reduces monthly AWS bills
B. Provides security updates for AWS services
C. Helps assess and improve cloud workloads using best practices
D. Guarantees 100% uptime for workloads

✅ Answer: C. Helps assess and improve cloud workloads using best practices
📘 Explanation: The AWS Well-Architected Framework offers a consistent approach to evaluating architectures and implementing scalable, secure, and high-performing systems using AWS best practices across five pillars.