diff --git a/pages/Learning ___ Azure ___ AZ-900%3A Microsoft Azure Fundamentals.md b/pages/Learning ___ Azure ___ AZ-900%3A Microsoft Azure Fundamentals.md index ee11069f..7950c35f 100644 --- a/pages/Learning ___ Azure ___ AZ-900%3A Microsoft Azure Fundamentals.md +++ b/pages/Learning ___ Azure ___ AZ-900%3A Microsoft Azure Fundamentals.md @@ -4,40 +4,95 @@ | Describe cloud concepts | 25-30% | | Describe Azure architecture and services | 35-40% | | Describe Azure management and governance | 30-35% | -- ### Introduction to cloud computing - - Define cloud computing. - - Compute Power - - Storage - - Pay only ressources you use - - Upkeep is done by cloud provider - - Describe the shared responsibility model. - - Cloud Provider: Physical security, power, cooling, and network connectivity are the responsibility - - Consumer: responsible for the data and information stored in the cloud. - - IAAS (Infrastructure)-> PAAS (Platform) -> SAAS (Software) - - ![Diagram showing the responsibilities of the shared responsibility model.](https://learn.microsoft.com/en-us/training/wwl-azure/describe-cloud-compute/media/shared-responsibility-b3829bfe.svg){:height 231, :width 700} - - Define cloud models, including public, private, and hybrid. - - | **Public cloud** | **Private cloud** | **Hybrid cloud** | - | ---- | ---- | ---- | - | No capital expenditures to scale up | Organizations have complete control over resources and security | Provides the most flexibility | - | Applications can be quickly provisioned and deprovisioned | Data is not collocated with other organizations’ data | Organizations determine where to run their applications | - | Organizations pay only for what they use | Hardware must be purchased for startup and maintenance | Organizations control security, compliance, or legal requirements | - | Organizations don’t have complete control over resources and security | Organizations are responsible for hardware maintenance and updates | | - - Azure ARC - - Manage Cloud environment - - Identify appropriate use cases for each cloud model. - - Describe the consumption-based model. - - Capital expenditure (CapEx) - - upfront one time expenditure - - Operational expenditure (OpEx) - - spending money on services or products over time - - Cloud computing is here - - Compare cloud pricing models. - - pay-as-you-go pricing model -- ### Describe the benefits of using cloud services - - Describe the benefits of high availability and scalability in the cloud. - - uptime (or availability) - - demand (or scale) - - each Service has own SLA - - Describe the benefits of reliability and predictability in the cloud. - - Describe the benefits of security and governance in the cloud. - - Describe the benefits of manageability in the cloud. \ No newline at end of file +- ## Cloud Concepts + - ### Introduction to cloud computing + - Define cloud computing. + - Compute Power + - Storage + - Pay only ressources you use + - Upkeep is done by cloud provider + - Describe the shared responsibility model. + - Cloud Provider: Physical security, power, cooling, and network connectivity are the responsibility + - Consumer: responsible for the data and information stored in the cloud. + - IAAS (Infrastructure)-> PAAS (Platform) -> SAAS (Software) + - ![Diagram showing the responsibilities of the shared responsibility model.](https://learn.microsoft.com/en-us/training/wwl-azure/describe-cloud-compute/media/shared-responsibility-b3829bfe.svg){:height 231, :width 700} + - Define cloud models, including public, private, and hybrid. + - | **Public cloud** | **Private cloud** | **Hybrid cloud** | + | ---- | ---- | ---- | + | No capital expenditures to scale up | Organizations have complete control over resources and security | Provides the most flexibility | + | Applications can be quickly provisioned and deprovisioned | Data is not collocated with other organizations’ data | Organizations determine where to run their applications | + | Organizations pay only for what they use | Hardware must be purchased for startup and maintenance | Organizations control security, compliance, or legal requirements | + | Organizations don’t have complete control over resources and security | Organizations are responsible for hardware maintenance and updates | | + - Azure ARC + - Manage Cloud environment + - Identify appropriate use cases for each cloud model. + - Describe the consumption-based model. + - Capital expenditure (**CapEx**) + - upfront one time expenditure + - Operational expenditure (**OpEx**) + - spending money on services or products over time + - Cloud computing is here + - Compare cloud pricing models. + - pay-as-you-go pricing model + - ### Describe the benefits of using cloud services + - Describe the benefits of high availability and scalability in the cloud. + - **uptime** (or availability) + - **demand** (or scale) + - Scalability refers to the ability to adjust resources to meet demand + - **vertical** + - increasing or decreasing the capabilities of resources (i.e. RAM or CPU) + - **horizontal** + - adding or subtracting the number of resources (i.e. VMs or containers) + - each Service has own SLA + - Describe the benefits of reliability and predictability in the cloud. + - **Reliability** is the ability of a system to recover from failures and continue to function + - decentralized design and global scale across data centers + - **Predictability** + - **performance** predictability + - Autoscaling, load balancing, and high availability + - **cost** predictability + - track cost in real time + - Total Cost of Ownership (TCO) or Pricing Calculator + - Describe the benefits of **security** and **governance** in the cloud. + - Set templates + - update all your deployed resources to new standards + - Cloud-based auditing + - handle distributed denial of service (DDoS) + - Describe the benefits of **manageability** in the cloud. + - Automatically scale resource + - Deploy resources based on (preconfigured) templates + - Monitor health and replace failing resources + - Automatic alerts + - Use + - Web Portal, CLI, APIs, PowerShell + - ### Describe cloud service types + - Describe Infrastructure as a Service (IaaS). + - renting the hardware in a cloud datacenter (i.e. Hetzner) + - **Scenarios** + - Lift-and-shift migration + - Test an development + - Describe Platform as a Service (PaaS). + - maintain the operating systems, databases, and development tools + - **Scenarios** + - Development framework + - Analytics or business intelligence + - Describe Software as a Service (SaaS). + - Use Maintained Software + - **Scenarios** + - Email and messaging. + - Business productivity applications. + - Finance and expense tracking. + - Identify appropriate use cases for each cloud service (IaaS, PaaS, SaaS). +- ## Azure architecture and services + - ### Describe the core architectural components of Azure + - ![Diagram showing the different levels of account scope.](https://learn.microsoft.com/en-us/training/wwl-azure/describe-core-architectural-components-of-azure/media/account-scope-levels-9ceb3abd-a2d45a13.png) + - + - Describe Azure regions, region pairs, and sovereign regions. + - + - Describe Availability Zones. + - Describe Azure datacenters. + - Describe Azure resources and Resource Groups. + - Describe subscriptions. + - Describe management groups. + - Describe the hierarchy of resource groups, subscriptions, and management groups. +- \ No newline at end of file