Saturday, August 21, 2021

Azure Fundamentals (AZ-900) Exam Notes 01

 CERTIFICATION

Microsoft Certified: Azure Fundamentals


Why Cloud Computing:
1. low cost
2. efficient manage
3. scalability

Azure Compute Services:    VM, VM Scale Sets, Kubernetes Service, Azure Batch, Azure Functions, Azure Container instance
Networking: Virtual network, Load balancer, Application Gateway, VPN Gateway, DNS, CDN, DDos Protection, Traffic Manager, ExpressRoute, Azure Firewall
Azure Storage: Blob Storage, File Storage, Queue Storage, Table Storage
Azure Databases: Cosmos Db, SQL DB, Database for MySql, Database for PostgreSQL, 
Web: Azure App Service
IoT: IoT Central, IoT HUB, IoT Edge
BigData: Synapse Analytics, HDInsight, Databricks

Azure Account > Subscriptions > Resource Groups > Resources

Public Cloud Private Cloud Hybrid Cloud
No CapEx Complete control over resources and security Most flexibility
Quick provisioning/De-provisioning Hardware must be purchased at the beginning Owner can determine where to run applications
Pay only for what they use Owner is responsible for hardware maintenance and updates Owner security, compliance and legal requirements

















Capital Expenditure (CapEx): up front cost of spending money 
Operational Expenditure (Opex) : spending money for service or product now



IaaSPaaS    SaaS
VMApp ServiceOffice 365
ServersIaaS + OSPaaS + Hosted applications
more flexiblefocus on developmentpay-as-you-go model
 
Azure Organization Levels:

1. Management Group
2. Subscription (define limits or quotas)
3. Resource Groups (Logical containers) : Azure resource manager - manager layer tat allows you to CRUD resources
4. Resources (VM, Database, etc)









Management Groups: 
  • 10000 management groups can be supported
  • supported 6 levels of depth
  • single parent
  • multiple children








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