AWS EC2 – Instances, AMIs, Key Pairs, Elastic IPs

90 Days of Cloud Challenge: Day 3

By Sandip Das · · 7 min read

AWS EC2 – Instances, AMIs, Key Pairs, Elastic IPs
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Hey — It's Sandip Das 👋

We should learn AWS EC2 concepts like Instances, AMIs, Key Pairs, and Elastic IPs because they form the foundation of scalable compute infrastructure, enabling secure access, flexible resource provisioning, and reliable networking.

Mastering these basics ensures you can design, deploy, and manage production-grade cloud environments with confidence.


📚 Key Learnings

  • Understand what EC2 (Elastic Compute Cloud) is and why it’s the foundation of AWS compute.
  • Learn about EC2 instance types (General Purpose, Compute Optimized, Memory Optimized, GPU).
  • Explore Amazon Machine Images (AMIs) for launching pre-configured instances.
  • Understand key pairs for SSH authentication to instances.
  • Learn about Elastic IPs and their role in static addressing for EC2.
  • Explore billing models: On-Demand, Reserved, Spot, and Savings Plans.
  • Read the full article on learnxops.com.

    Topics: AWS, AWS EC2, Community, CloudOps, 90 Days of Cloud