Azure Fundamentals (AZ900) certification preparation – short notes-III

In continuation to our previous 2 posts, here is the third post in the Azure fundamentals certification preparation series. As mentioned in our first post, we recommend you to read the complete documentation from the Microsoft Docs page.

We recommend you to go thru the first post and the second post before starting with this post.

[ Disclaimer : This is not a complete training material for the certification. This is just random (short) notes which we captured from course curricula, which will help the readers for their final revision/rewind before appearing for the exam. We do not offer any guarantee in passing the exam with this content ]

So, here’s are the part-3 contents.

App integration services
Azure notifications hub : Pub/send – send push notifications to any platform from any backend
Azure API Apps : API Gateway- for building and consuming the APIs in cloud.Route APIs to Azure services
Azure Service Bus : Service Bus – A reliable MaaS (Messaging-as-a-S) and simple hybrid integration
Azure Stream analytics : Serverless Real-time analytics, from cloud to edge
Azure Logic Apps : Schedule,Automate and Orchestrate tasks, business processes and workflows. Ent Saas and Ent apps integration
Azure API Management : Hybrid, Multi-cloud. Put in front of existing APIs to add additional functionality.
Azure Queue storage : Messaging queue – data store for queuing an delivering messages between apps.

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Dev and Mobile tools
Azure SignalR service : Easily adding real-time web functionality to apps. Kind of PUSHER for Azure
Azure App Service : Easy to use service for deploying web apps using .net,node.js, Java, Python, pHP. No need to worry about underlying infra. like HEROKU
Visual Studio : IDE designed for creating apps for Azure. Not visual studio code on laptops.
Xamarin : Mobile-App Framework – Create mobile apps with .Net and Azure.

Azure DevOps services
Azure boards : Similar to Kanban boards. Faster delivery using agile tools (to plan, track and discuss work across teams)
Azure pipelines : CI/CD (contin Integration/Cont Delivery) pipelines (build,test and deploy) with GitHub or any other Git provider
Azure Repos : Unlimited Cloud hosted Private Git Repos for developement
Azure Test plans : Extraordinary testing tools for Test and ship
Azure Artifacts :
Azure DevTest Labs : Easy way to create devtest environments for your devtest requirements

ARM (Azure Resource Manager) : Is an example of IaC (Infrastrucre as Code). Allows programmatically create Azure resources via JSON template.
Azure Quickstart Templates : A library of pre-made ARM templates. Community driven.
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Networking services
vNet and Subnet : You have to have a vNet, a broader network CIDR range and that is divided into multiple subnets (private and public for example).
vNet can be 10.0.0.0/16 and 2 subnets can be 10.0.1.0/24 and 10.0.10.0/24 for example
Cloud-Native networking services : Azure DNS, vNet, Azure Load balancer (Transport layer), Azure application load balancer (web apps), Network security groups (firewall)
Enterprise/Hybrid networking service :
Azure Front door : Secure entry point for fast delivery of your global apps
Azure Express route : A superfast connection between on-prem and Azure (50Mbps to 10Gbps)
Virtual WAN : Single operation interface which brings many networking, security and routing functionalities together
Azure Connection : A VPN connecting 2 azure local networks
Virtual Network Gateway : Site to Site VPN between Azure and Local network

Azure Traffic Manager : routing the incoming traffic based on the parameters set.
Weighted, Performance, Priority, Geographic,Mutlivalue, Subnet etc… To which server instance the application request should go.
Azure DNS : allows to create and manage the DNS records (does not allow purchasing the domain names). We can create A record, C-name, SOA, NS record etc…
Azure Load balancer : Operates at transport layer. Can be public facing network or internal network.
Scale Set : allows a group of identical VMs to be added or removed automatically.
More details in the next post. You can find the next section in this series here. For the complete series click here .

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