AZ-900 Fundamentals #az

AZ-900 Fundamentals.md

Azure Fundamentals

Azure Services

• Compute
  • VMs, VM Scale Sets, K8's, Service fabric, Batch, Container Instances, Functions.
• Networking
  • Virtual Network, Load Balancer, Application Gateway, VPN Gateway, DNS, Content Delivery Network, DDoS Protection, Traffic Manager, ExpressRoute, Network Watcher, Virtual WAN.
• Storage
  • Blob, File, Queue, Table
• Mobile
  • iOS, Android, Windows.
• Databases
  • Cosmos DB, SQL, MySQL, PostgreSQL, SQL Server on VMs, Synapse Analytics, DB Migration Service, Cache for Redis, DB for MariaDB.
• Web
  • App Service, Notification Hubs, API Mgmt, Cognitive Search, Web Apps for App Service, SignalR Service.
• IoT
  • Central, Hub, Edge.
• Big Data
  • Synapse Analytics, HDInsight, Databricks.
• AI
  • Machine Learning Service, ML Studio.
• DevOps
  • Azure DevOps, DevTest Labs.

Cloud Models

• Public

  • No Capital expenditures to scale up.
  • Applications can be quickly provisioned and deprovisioned.
  • Organizations pay only for what they use.

• Private

  • Hardware must be purchased for start-up and maintenance.
  • Organizations have complete control over resources and security.
  • Organizations are responsible for hardware maintenance and updates.

• Hybrid Cloud

  • Provides the most flexibility.
  • Organizations determine where to run their apps.
  • Organizations control security, compliance, and legal requirements.