AWS Cloud Practitioner CLF-C02 — Study Guide
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This guide covers each CLF-C02 domain in depth. Pick a domain to go deep, or work through them in order.
The domains
- Cloud Concepts — Challenge: Bulk data transfer of 50 TB with limited bandwidth and a need for durable, auditable ingestion; compute must be highly available for a
- AWS Global Infrastructure — Consolidated billing across AWS Organizations centralizes invoices, enables aggregated usage discounts, and simplifies chargeback. Security follows
- Core Compute Services — Challenge: Reduce compute cost while ensuring nightly batch throughput and improving availability across AZs, without rearchitecting the entire
- Core Storage Services — Challenge: Move the 200 TB to AWS reliably within a month, implement lifecycle archiving and encrypt data with customer-managed keys while preserving
- Core Database Services — - DynamoDB vs RDS/Aurora: DynamoDB for massive scale, schema-flexible, single-table design; RDS/Aurora for complex SQL queries, transactions, and
- Networking & Content Delivery — Challenge: Reduce global user latency for static and dynamic content, secure and stabilize on‑prem connectivity for high throughput backups, and
- Security, Identity & Compliance — Service comparisons (high-level) - AWS WAF: Application-layer rule engine for ALB/CloudFront/API Gateway; rule-based protection and
- Billing, Pricing & Support — - On‑Demand: no commitment, highest hourly cost - Reserved Instances (Standard/Convertible): commit 1–3 years, lower cost, varying
- Cloud Architecture & Well-Architected Framework — - On-Demand: pay-per-hour/second, highest flexibility, no commitment - Reserved Instances / Standard RIs: long-term discount for specific
- Management, Monitoring & Analytics — Challenge: The team must detect suspicious purchase patterns in real time, preserve an immutable audit trail for security investigations, and provide
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