What is Amazon Web Services (AWS)?
Amazon Web Services (AWS) is a cloud computing platform provided by Amazon, offering a wide range of services that allow individuals, startups, and large organizations to build and manage applications, data, and infrastructure over the internet (the cloud)—without needing to own physical hardware.
Core Benefits of AWS:
✅ Pay-as-you-go pricing – You only pay for what you use
✅ Highly scalable – Easily increase or decrease capacity as needed
✅ Reliable and secure – Trusted by governments, banks, and enterprises
✅ Global reach – Data centers in multiple regions around the world
Main AWS Services (Grouped by Category):1. Compute
EC2 (Elastic Compute Cloud): Virtual servers to run applications
Lambda: Run code without managing servers (serverless computing)
Elastic Beanstalk: Automatically handles deployment and scaling
2. Storage
S3 (Simple Storage Service): Store files and backup data
EBS (Elastic Block Store): Attachable storage for EC2
Glacier: Archival and long-term backup storage
3. Databases
RDS (Relational Database Service): Managed databases like MySQL, PostgreSQL
DynamoDB: Fast NoSQL database
Aurora: High-performance relational database compatible with MySQL/PostgreSQL
4. Networking & Content Delivery
VPC (Virtual Private Cloud): Isolated cloud network
CloudFront: Global content delivery network (CDN)
Route 53: Scalable DNS and domain registration
5. Machine Learning & AI
SageMaker: Build, train, and deploy ML models
Rekognition: Image and facial recognition
Comprehend: Natural language processing (text analysis)
6. Developer & DevOps Tools
CodeBuild, CodeDeploy, CodePipeline: CI/CD tools
CloudWatch: Monitor AWS resources
CloudFormation: Infrastructure as code
7. Security & Identity
IAM (Identity and Access Management): Manage user access
KMS (Key Management Service): Encryption key handling
Shield & WAF: Protection against DDoS and web attacks
Who Uses AWS?
Startups for cost-effective scalability
Large enterprises for hosting apps, websites, data analytics
Governments & NGOs for secure infrastructure
Developers & IT professionals for testing, development, and DevOps
