Certication AZ-900
Private cloud (on-premises)- Public cloud - Hybrid cloud
high availability - scalability - elasticity - agility - disaster recovery
horizontal scaling(scaling out More vm)- vertical scaling (scaling up More powerful)
Management groups - Subscriptions - Ressource groups - Ressources
Billing account - Billing profile(invoice - payement) - Invoice Section - Subscription
pay-as-you-go - Capital expense(cap exp) / operating expenses(opex)
support plan - basic - developer - standard - professional direct
IAAS(Infrastructure As A Service )-PAAS (Platform As A Service)-SAAS (Software As A Service)
SLA (App Service 99.95 , azure sql db 99.99)