https://docs.microsoft.com/en-us/certifications/azure-fundamentals
https://learn.microsoft.com/de-de/credentials/certifications/resources/study-guides/az-900
https://learn.microsoft.com/training/paths/microsoft-azure-fundamentals-describe-cloud-concepts/
https://learn.microsoft.com/training/paths/azure-fundamentals-describe-azure-architecture-services/
https://learn.microsoft.com/training/paths/describe-azure-management-governance/
https://www.thomasmaurer.ch/2020/03/az-900-study-guide-microsoft-azure-fundamentals-2021/
More helpful information directly from Microsoft, divided into the functional groups (Skills measured)!
Describe cloud concepts:
https://azure.microsoft.com/en-us/resources/cloud-computing-dictionary/what-is-cloud-computing
https://azure.microsoft.com/en-us/resources/cloud-computing-dictionary/what-is-cloud-computing/
https://docs.microsoft.com/en-us/learn/modules/fundamental-azure-concepts
https://azure.microsoft.com/en-us/pricing
https://docs.microsoft.com/en-us/azure/security/fundamentals/shared-responsibility
https://azure.microsoft.com/en-us/resources/cloud-computing-dictionary/what-is-iaas
https://azure.microsoft.com/en-us/resources/cloud-computing-dictionary/what-is-paas
https://azure.microsoft.com/en-us/resources/cloud-computing-dictionary/what-is-serverless-computing
https://azure.microsoft.com/en-us/resources/cloud-computing-dictionary/what-is-saas
https://azure.microsoft.com/en-us/resources/cloud-computing-dictionary/types-of-cloud-computing
https://azure.microsoft.com/en-us/resources/cloud-computing-dictionary/what-is-a-public-cloud
https://azure.microsoft.com/en-us/resources/cloud-computing-dictionary/what-is-a-private-cloud
Describe Azure architecture and services:
https://azure.microsoft.com/en-us/global-infrastructure
https://azure.microsoft.com/en-us/global-infrastructure/geographies
https://docs.microsoft.com/en-us/azure/availability-zones/az-overview
https://docs.microsoft.com/en-us/azure/azure-resource-manager/management/overview
https://docs.microsoft.com/en-us/azure/governance/management-groups/overview
https://docs.microsoft.com/en-us/azure/azure-resource-manager/management/overview
https://azure.microsoft.com/en-us/products/category/compute
https://azure.microsoft.com/en-us/services/virtual-machines
https://azure.microsoft.com/en-us/services/app-service
https://azure.microsoft.com/en-us/services/container-instances
https://azure.microsoft.com/en-us/services/kubernetes-service
https://azure.microsoft.com/en-us/services/virtual-desktop
https://azure.microsoft.com/en-us/products/category/networking
https://azure.microsoft.com/en-us/services/virtual-network
https://docs.microsoft.com/en-us/azure/vpn-gateway/vpn-gateway-about-vpngateways
https://docs.microsoft.com/en-us/azure/virtual-network/virtual-network-peering-overview
https://azure.microsoft.com/en-us/services/expressroute
https://azure.microsoft.com/en-us/products/category/storage
https://azure.microsoft.com/en-us/services/storage/blobs
https://azure.microsoft.com/en-us/services/storage/disks
https://azure.microsoft.com/en-us/services/storage/files
https://docs.microsoft.com/en-us/azure/storage/blobs/access-tiers-overview
https://docs.microsoft.com/en-us/azure/cosmos-db/introduction
https://azure.microsoft.com/en-us/products/azure-sql/database
https://azure.microsoft.com/en-us/services/mysql
https://azure.microsoft.com/en-us/services/postgresql
https://docs.microsoft.com/en-us/azure/azure-sql/managed-instance/sql-managed-instance-paas-overview
https://azuremarketplace.microsoft.com/en-us/marketplace
https://docs.microsoft.com/en-us/azure/iot-hub/iot-concepts-and-iot-hub
https://docs.microsoft.com/en-us/azure/iot-central/core/overview-iot-central
https://azure.microsoft.com/en-us/services/azure-sphere
https://azure.microsoft.com/en-us/services/synapse-analytics
https://docs.microsoft.com/en-us/azure/hdinsight/hdinsight-overview
https://azure.microsoft.com/en-us/services/databricks
https://azure.microsoft.com/en-us/services/machine-learning
https://azure.microsoft.com/en-us/services/cognitive-services
https://azure.microsoft.com/en-us/services/bot-services
https://azure.microsoft.com/en-us/services/functions
https://azure.microsoft.com/en-us/services/logic-apps
https://docs.microsoft.com/en-us/azure/devops/user-guide/what-is-azure-devops
https://azure.microsoft.com/en-us/services/devtest-lab
Describe Azure management and governance:
https://azure.microsoft.com/en-us/get-started/azure-portal
https://docs.microsoft.com/en-us/powershell/azure/get-started-azureps
https://docs.microsoft.com/en-us/cli/azure/get-started-with-azure-cli
https://azure.microsoft.com/en-us/features/cloud-shell
https://azure.microsoft.com/en-us/get-started/azure-portal/mobile-app
https://docs.microsoft.com/en-us/azure/advisor/advisor-overview
https://azure.microsoft.com/en-us/services/monitor
https://azure.microsoft.com/en-us/features/service-health
https://azure.microsoft.com/en-us/services/active-directory
https://docs.microsoft.com/en-us/azure/active-directory/conditional-access/overview
https://docs.microsoft.com/en-us/azure/active-directory/authentication/concept-mfa-howitworks
https://docs.microsoft.com/en-us/azure/active-directory/manage-apps/what-is-single-sign-on
https://docs.microsoft.com/en-us/azure/role-based-access-control/overview
https://azure.microsoft.com/en-us/services/azure-policy
https://docs.microsoft.com/en-us/azure/azure-resource-manager/management/lock-resources
https://docs.microsoft.com/en-us/azure/azure-resource-manager/management/tag-resources
https://docs.microsoft.com/en-us/azure/governance/blueprints/overview
https://docs.microsoft.com/en-us/azure/cloud-adoption-framework/overview
https://docs.microsoft.com/en-us/azure/security/fundamentals/overview
https://azure.microsoft.com/en-us/explore/security
https://azure.microsoft.com/en-us/explore/trusted-cloud/privacy
https://azure.microsoft.com/en-us/explore/trusted-cloud/compliance
https://privacy.microsoft.com/en-us/privacystatement
https://www.microsoft.com/en-us/licensing/product-licensing/products
https://www.microsoft.com/en-us/trust-center/privacy
https://www.microsoft.com/en-us/trust-center
https://docs.microsoft.com/en-us/azure/compliance
https://azure.microsoft.com/en-us/pricing
https://azure.microsoft.com/en-us/pricing/calculator
https://azure.microsoft.com/en-us/pricing/tco/calculator
https://docs.microsoft.com/en-us/azure/cost-management-billing/cost-management-billing-overview
https://azure.microsoft.com/en-us/support/legal/sla
https://azure.microsoft.com/en-us/support/legal/sla/summary
https://docs.microsoft.com/en-us/azure/architecture/framework/resiliency/overview
https://docs.microsoft.com/en-us/lifecycle/faq/azure
https://azure.microsoft.com/en-us/support/legal/preview-supplemental-terms
https://docs.microsoft.com/en-us/learn/modules/fundamental-azure-concepts/
https://docs.microsoft.com/en-us/learn/modules/create-an-azure-account/
https://docs.microsoft.com/en-us/learn/modules/intro-to-azure-fundamentals/
https://docs.microsoft.com/en-us/learn/modules/azure-architecture-fundamentals/
https://docs.microsoft.com/en-us/learn/modules/tour-azure-portal/
https://docs.microsoft.com/en-us/learn/modules/azure-compute-fundamentals/
https://docs.microsoft.com/en-us/learn/modules/azure-database-fundamentals/
https://docs.microsoft.com/en-us/learn/modules/azure-networking-fundamentals/
https://docs.microsoft.com/en-us/learn/modules/protect-against-security-threats-azure/
https://docs.microsoft.com/en-us/learn/modules/build-cloud-governance-strategy-azure/
https://docs.microsoft.com/en-us/learn/modules/control-and-organize-with-azure-resource-manager/
https://docs.microsoft.com/en-us/learn/modules/plan-manage-azure-costs/