Azure azure services Azure offers a vast array of services categorized by function (Compute, Storage, AI, Networking, etc.) and delivered via cloud models like  IaaS (Infrastructure as a Service), PaaS (Platform as a Service), and SaaS (Software as a Service) , enabling everything from basic virtual machines (VMs) and databases (SQL DB, Cosmos DB) to advanced AI/ML, data analytics (Synapse, Databricks), containers (AKS), and DevOps tools (Azure DevOps) for building, deploying, and managing applications and services in the cloud.    Key Service Categories Compute :   Virtual Machines, Azure Functions (serverless), Azure Kubernetes Service (AKS), App Service (web/mobile apps).   Storage :   Blob Storage (objects), Files (shares), Queues, Tables (NoSQL), Managed Disks.   Databases :   Azure SQL Database, Cosmos DB (NoSQL), MySQL, PostgreSQL, MariaDB. AI + Machine Learning :   Azure AI Services, Machine Learning, Bot Service, Azure Databricks.   Analytics :   Synapse Analytics, Data Factory, Stream Analytics, Power BI Embedded.   Networking :   Virtual Network, Load Balancer, Application Gateway, VPN Gateway, Azure Front Door.   Identity + Security :   Microsoft Entra ID (Azure AD), Key Vault, Defender for Cloud, Azure Firewall.   Integration :   Service Bus, Event Hubs, Logic Apps, API Management.   Management + Governance :   Azure Monitor, Cost Management, Policy, Advisor, Azure Arc (hybrid).   Developer Tools / DevOps :   Azure DevOps, GitHub Actions integration, Azure Pipelines, Boards, Repos. Cloud Service Models IaaS (Infrastructure as a Service) :   You manage OS, middleware, runtime;  Azure manages hardware/virtualization (e.g., VMs, Storage).   PaaS (Platform as a Service) :   You manage apps/data;  Azure manages OS, middleware, runtime (e.g., App Service, Azure SQL).   SaaS (Software as a Service) :   Fully managed by Microsoft (e.g., Microsoft 365, though many Azure services lean PaaS/IaaS).   Azure free subscription o get an Azure free subscription, visit  azure.microsoft.com/free , sign up with a Microsoft account, verify your identity (usually with a credit card for verification, not immediate charges), and receive a $200 credit for 30 days, plus 12 months of popular free services and always-free options, giving you a great way to explore cloud services with no upfront commitment.  Students can get $100 credit without a card via Azure for Students, while learning sandboxes offer temporary, card-free access for training.   Standard Azure Free Account (Most Common) This video provides a step-by-step guide on how to sign up for a free Azure account: 40s Azure Innovation Station YouTube · 20 Mar 2025 Go to the Azure Free Page :  Navigate to azure.microsoft.com/free.   Start Free :  Click "Start Free" or "Try Azure for Free".   Sign In/Up :  Use your existing Microsoft account or create a new one.   Verify :  Provide details like your country, date of birth, and verify your email and phone number.   Payment Info :  Enter credit/debit card details for identity verification (a small temporary charge may occur).   Accept & Sign Up :  Agree to terms and sign up to activate your trial.   What You Get $200 Credit :  For the first 30 days to try any service.   12 Months Free :  Popular services (like VMs, databases) with monthly limits.   Always Free :  Over 55 services available at no cost forever, up to set limits.   Alternatives for No Credit Card Azure for Students :  Students can get $100 credit and free services without a card at  azure.microsoft.com/en-in/pricing/offers/ms-azr-0170p  by verifying academic status.   Microsoft Learn Sandboxes :  Access temporary, short-term Azure environments (e.g., 4 hours) for free through learning paths on Microsoft Learn.   Important Tip To avoid charges, create resources specifically from the "Free services" page in the Azure portal or ensure you select free tiers when creating resources outside it, and monitor usage in Cost Management.