AWS Introduction Lecture Notes

Importance of Cloud Experience

• Job Market:
  • Having hands-on experience in cloud technologies is advantageous for job seekers.
  • Many companies rely on cloud platforms for application management and deployment.

Overview of AWS

• AWS Definition:
  • AWS is a global cloud platform enabling users to host applications publicly.
  • Eliminates the need for personal hardware infrastructure, reducing risk and cost.

Benefits of AWS

• Infrastructure as a Service (IaaS):
  • Provides virtual machines with customizable CPU and storage.
  • Users can scale resources as needed.
• Platform as a Service (PaaS):
  • Offers a platform for deploying applications without managing hardware.
  • Ideal for cases where managing servers is unnecessary.
• Software as a Service (SaaS):
  • Provides pre-built software services such as email sending.
  • Users utilize ready-made software instead of building from scratch.

Key AWS Services

• Elastic Cloud Compute (EC2):
  • Virtual machines for running applications.
  • Allows resource customization like CPU and storage.
• S3 Bucket:
  • Service for storing and managing large volumes of data.
  • Supports various file types including audio, video, and documents.
• RDS (Relational Database Service):
  • Managed databases such as MySQL and PostgreSQL.
  • Simplifies scaling and backup processes.
• DynamoDB:
  • AWS's NoSQL database service.
• Lambda Functions:
  • Runs small pieces of code without deploying a whole application.
  • Useful for simple tasks like fetching database entries.
• Elastic Beanstalk:
  • Simplifies application deployment without infrastructure management.
  • Supports multiple technologies like Node.js, Python, PHP.

Exploring AWS

• Getting Started:
  • Beginners can create a free AWS account with limited resources for exploration.
  • Free tier includes a small EC2 server for testing and learning purposes.

Next Steps

• Upcoming Content:
  • Future video will focus on deploying a web application using Elastic Beanstalk.
• Encouragement:
  • Explore AWS independently to become familiar with its services and capabilities.

This summary provides an overview of AWS, its importance in the tech industry, key services offered, and steps for beginners to start exploring AWS.