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Module 4: AWS Core Services

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This module covers the foundational AWS services you will use in virtually every cloud deployment. You will learn to provision compute, store objects, secure access, and automate infrastructure.

Prerequisites

Familiarity with cloud computing concepts (IaaS, PaaS, SaaS) and basic Linux command-line skills. Completion of Module 1 (Cloud Fundamentals) is recommended.

Module Objectives

Launch and configure EC2 instances with different instance types and pricing models
Implement S3 storage with lifecycle policies, versioning, and presigned URLs
Apply IAM best practices including least privilege, roles, and policies
Deploy a full stack using Terraform with EC2, S3, and IAM

Topics

Lesson	Topics Covered
EC2 Compute	Instance types, AMIs, security groups, pricing models, placement groups, user data
S3 Storage	Buckets, objects, storage classes, versioning, lifecycle policies, presigned URLs, event notifications
IAM & Security	Users, groups, roles, policies, trust policies, least privilege, MFA, access analyzer
Module Project	Deploy web app with EC2 + S3 + IAM roles via Terraform

Key AWS CLI Commands

# Configure AWS CLI
aws configure

# List EC2 instances
aws ec2 describe-instances --query 'Reservations[*].Instances[*].[InstanceId,State.Name,InstanceType]' --output table

# List S3 buckets
aws s3 ls

# List IAM users
aws iam list-users

Tip

Install and configure the AWS CLI before starting this module. Use aws configure with your access key and secret key. Consider using named profiles with aws configure --profile dev.

Estimated Time

Lessons: 4 hours
Hands-on labs: 3 hours
Module project: 3 hours