Azure 900 notes - Describe cloud concepts

Last updated Aug 22, 2022 Published Aug 22, 2022

add here the definition of cloud computing

  • Dedicated server
  • Virtual private server
  • Shared hosting (like wordpress)
  • Cloud hosting

Hundres of cloud servcices

  • Compute
  • Network
  • Storage
  • Database

Azure

Azure is a cloud provider services by Microsoft

Benefits

  • (Cost-effective) Pay for what you consume
  • (Secure) Go global anywhere in the world
  • (Secure) Secure by default
  • (Reliable) data backup
  • (Scalable) increase or decrease
  • (Elastic) automate scaling
  • Current - The underlying hardware is upgraded by the cloud provider

Types

  • SaaS
  • PaaS
  • IaaS

Responsibilities

Deployment models

  • Public cloud
  • Private cloud
  • Hybrid - Express route
  • Cross cloud - Multiple cloud providers (azure arc)

Total cost of ownership

CAPEX

  • Money upfront

OPEX

  • No investment in equipment upfront