CLF-C02 Exam Domains

2. 6 Advantages of Cloud Computing

   1. Trade fixed expense for variable expense 2. Benefit from economies of scale 3. Stop guessing capacity 4. Increase speed and agility 5. Stop spending on data centers 6. Go global in minutes

3. Cloud Deployment Models

   Public Cloud: AWS-managed infrastructure. Private Cloud: on-premises dedicated resources. Hybrid Cloud: mix of public and private. Multi-Cloud: multiple cloud providers.

4. IaaS, PaaS, SaaS

   IaaS: manage OS, apps (EC2). PaaS: manage only apps (Elastic Beanstalk, Lambda). SaaS: use complete application (Salesforce, Gmail). Each layer adds more managed services.

5. AWS Global Infrastructure

   Regions: geographic areas (34 launched). AZs: isolated data centers per region (2–6). Edge Locations: 450+ for CloudFront caching. Local Zones/Wavelength for ultra-low latency.

6. Availability Zone (AZ)

   One or more discrete data centers with redundant power/networking in a region. Physically separated, connected by high-bandwidth low-latency links. Deploy across multiple AZs for HA.

7. AWS Support Plans

   Basic: free, documentation, forums. Developer: business-hours email, $29/mo. Business: 24/7 phone/chat, 1hr critical response. Enterprise On-Ramp: TAM pool. Enterprise: dedicated TAM, 15min critical.

8. AWS Marketplace

   Digital catalog with 10,000+ software listings from ISVs. Buy, deploy, and manage third-party software. Integrated billing. Categories: security, ML, IoT, DevOps.

9. Amazon Inspector vs GuardDuty

   Inspector: vulnerability scanning for EC2/Lambda (OS CVEs, network exposure). GuardDuty: threat detection using log analysis (active threats, suspicious behavior). Both are security services.

10. AWS Artifact

    On-demand access to AWS compliance reports and agreements. Download SOC 1/2/3, ISO 27001, PCI DSS, HIPAA reports. Review and accept agreements like BAA for HIPAA.

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