Day 1 - Final Review 1: IAM, EC2, Lambda, API Gateway

📅 Date: August 9, 2026 (Sunday)
🎯 Topic: Final Review of Core Services 1
⏱️ Study Time: Approximately 120 minutes

---

🎯 Learning Objectives

• Complete final review of core exam topics for IAM, EC2, Lambda, and API Gateway
• Identify frequently appearing exam question types

---

📖 Final Core Summary

IAM Core Memory Anchors

Policy Evaluation: Explicit Deny > Implicit Deny > Allow
STS AssumeRole: Cross-account access, temporary credentials
IAM Role vs User: Role is temporary, User is permanent
SCP: Organization-wide permission boundary, Deny-only policy
Permissions Boundary: Maximum permission limit for IAM user/role