Azure Fundamentals: AZ-900 Certification +Practice Questions

Explore cloud concepts and the benefits of moving to the cloud, compare public, private, and hybrid models, differentiate IaaS, PaaS, and SaaS, and examine cost management and administration.

Learn the difference between CapEx and OpEx, contrasting hardware upfront costs and tax deductions with pay-as-you-go cloud services that replace physical infrastructure.

Understand how a hybrid cloud combines public and private clouds, where a public web server connects to a private database, enabling secure, publicly accessible applications for sensitive data.

Explore the different types of cloud services—infrastructure as a service, platform as a service, and software as a service—and define their characteristics.

Explore how Azure resource groups organize resources for an application as a manageable unit. Set up metering, billing, quotas, policies, and access controls while understanding deletion effects.

Configure a Windows VM as a web server by installing the IIS role, verify access via the public IP, then stop and restart the VM in the Azure portal.

Explore how Azure dedicated hosts place your virtual machines on dedicated physical servers, with host groups, regions, availability zones, and fault domains to achieve high availability.

Demonstrates installing the Azure PowerShell module, authenticating to an Azure subscription, and using tab completion to create, manage, and delete resource groups with get-help.

Demo shows configuring Azure blob storage by creating a storage account and container, uploading data, and mapping a Z drive with a PowerShell script.

Explore the Azure marketplace to search, trial for 30 days, purchase, and provision thousands of applications in your Azure environment, with categories like artificial intelligence, machine learning, and blockchain compute.

Apply Azure locks to protect resources from accidental modification or deletion, using read-only and delete locks, which can be applied and removed in the portal.

Azure Virtual Desktop (AVD) provides secure remote access across devices, delivering applications and desktops on demand while centralizing updates and administration for scalable, cost-efficient resource use.

Azure Databricks enables cloud-based data engineering with Apache Spark to process massive data, scale on demand, and optimize costs while exploring data through machine learning.