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AWS Certified Cloud Practitioner Notes

40 Services out of 200+ AWS services
Cloud Computing
- CPU : Computing
- RAM : Memory
- Storage : Data
- Database : Structured Data
- Network : Routers, Switch, DNS server
- Traditional IT approach
  - Problems
    - Rent of Data Centre
    - Power Supply, cooling , maintenance
    - Hardware replacement
    - Scaling
    - Monitoring team
    - Disasters like earthquake, fire, power shutdown
  - Solution (Cloud)
    - On-demand delivery of computing resources
    - Pay as you go
    - provisioning of computing resources in type, size and count
    - almost instant access
    - easily accessible components using interface for DB, VMs, etc
- Deployment Modes
  - Private Cloud
    - Rackspace
  - Public Cloud
    - Azure
    - GCP
    - AWS
  - Hybrid Cloud
- Characteristics of Cloud Computing
  - On-demand self service
  - Broad network access
  - Multi tenancy and resourse pooling
  - Rapid elasticity and scalability
  - Measured service (Pay as you go)
- Advantages
  - Trade Capital Expense (CAPEX) for Operational Expense (OPEX)
  - Benefit from massive economies of scale
  - Stop guessing capacity
  - Increased speed and agility
  - Stop spending money running and maintaining data centres
  - Go global in minutes
- Problems solved

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AWS Certified Cloud Practitioner Notes

www.udemy.com/course/aws-certified-cloud-practitioner-new

aws aws-cloud-practitioner cloud-practitioner

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