Introduction to Cloud Computing with AWS

Cloud computing has revolutionized how we build and deploy applications. Get started with AWS fundamentals.

What is Cloud Computing?

Cloud computing delivers computing services over the internet.

Types of Cloud Services

IaaS (Infrastructure as a Service)

Virtual machines, storage, networks Example: AWS EC2

PaaS (Platform as a Service)

Development platforms Example: AWS Elastic Beanstalk

SaaS (Software as a Service)

Ready-to-use applications Example: Gmail, Dropbox

AWS Core Services

EC2 (Elastic Compute Cloud)

Virtual servers in the cloud:

bash
# Launch an EC2 instance
aws ec2 run-instances \
  --image-id ami-0c55b159cbfafe1f0 \
  --instance-type t2.micro \
  --key-name my-key \
  --security-groups my-sg

S3 (Simple Storage Service)

Object storage for files:

bash
# Upload a file to S3
aws s3 cp myfile.txt s3://my-bucket/

RDS (Relational Database Service)

Managed database service

Cloud Benefits

• Scalability: Scale resources up/down
• Cost-effective: Pay for what you use
• Reliability: Built-in redundancy
• Global: Deploy worldwide

Getting Started

1. Create an AWS account
2. Learn the console
3. Launch your first EC2 instance
4. Explore free tier services