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Friday, 31 October 2025

🌩️ AZ-104 Microsoft Azure Administrator – Beginner’s Guide (2025 Edition)

AZ-104 Microsoft Azure Administrator – Beginner’s Guide (2025 Edition)
  • Welcome to the AZ-104 Microsoft Azure Administrator Guide!
  • Perfect for beginners, DevOps engineers, and middleware administrators.
  • Start your Azure journey the right way with this comprehensive guide.
  • Includes real-world IT and DevOps examples you can actually use.


🧭 Introduction

  • Cloud computing skills are among the most in-demand worldwide — and Microsoft Azure is one of the top platforms leading that growth.
  • From startups to global enterprises, Azure powers critical workloads, web apps, and automation pipelines across industries.
  • If you work in DevOps, Middleware, or IT Infrastructure, mastering Azure is now an essential part of your toolkit.
πŸ’‘ Who Should Take AZ-104?
System administrators, DevOps engineers, cloud professionals, and anyone managing on-prem or hybrid servers who wants to transition into cloud operations.

☁️ What is Microsoft Azure?

Microsoft Azure is a cloud computing platform that enables organizations to deploy, manage, and scale infrastructure and applications globally, without managing physical hardware.

  • Run Virtual Machines (VMs) for workloads like Jenkins, Tomcat, or WebSphere.
  • Deploy web apps using Azure App Service or containers with Azure Kubernetes Service (AKS).
  • Store data securely in Blob Storage or Azure Files.
  • Manage user identities using Azure Active Directory (AD).
  • Configure secure Virtual Networks (VNets) using Network Security Groups (NSGs).

Available Azure Regions

  • Central India – Pune
  • South India – Chennai
  • West India – Mumbai
  • Hyderabad – New Azure region for enterprise workloads

🧩 AZ-900 Basics (Before AZ-104)

AZ-900: Microsoft Azure Fundamentals is the best first step into the Azure ecosystem. It introduces cloud principles, pricing models, and governance before tackling complex admin tasks in AZ-104.

1️⃣ Cloud Deployment Models

  • Public Cloud: Shared infrastructure managed by Microsoft.
  • Private Cloud: Dedicated cloud infrastructure for one organization.
  • Hybrid Cloud: A mix of on-premises and public cloud (common for enterprises).

2️⃣ Cloud Service Models (IaaS, PaaS, SaaS)

ModelManaged ByExample
IaaSYou manage OS, runtime, and appsAzure Virtual Machines
PaaSMicrosoft manages platform and runtimeAzure App Service, Azure SQL
SaaSFully managed by providerMicrosoft 365

3️⃣ Core Azure Services Overview

  • Compute: VMs, App Service, AKS
  • Networking: VNets, Load Balancer, VPN Gateway
  • Storage: Blob, File, Table, Queue
  • Database: Azure SQL, Cosmos DB
  • Identity: Azure Active Directory, MFA

4️⃣ Azure Resource Hierarchy

  • Management GroupsSubscriptionsResource GroupsResources
  • This hierarchy helps organize workloads, control access, and manage billing efficiently.

5️⃣ Pricing, SLA, and Cost Management

  • Pay-As-You-Go: Pay only for what you use.
  • Reserved Instances: Save up to 72% on long-term commitments.
  • Spot Pricing: Utilize unused capacity at discounted rates.
  • Service Level Agreements (SLAs): Guarantees 99.9%+ uptime.
  • Azure Pricing Calculator: Estimate costs before deployment.

6️⃣ Security & Governance

  • Azure Policy: Enforce rules across resources.
  • Key Vault: Securely store secrets and keys.
  • Defender for Cloud: Protect workloads from threats.
  • RBAC: Assign access permissions to users or groups.

7️⃣ AZ-900 Exam Overview (2025)

Duration: 60 minutes
Passing Score: 700 / 1000
Cost: ₹4,000 INR (approx)
Question Count: 40–50 (multiple-choice)
Level: Beginner

πŸŽ“ Tip: AZ-900 is not mandatory for AZ-104, but highly recommended. It builds your foundation and confidence before you move into hands-on admin work.

🎯 Why Learn AZ-104

The AZ-104 Microsoft Azure Administrator certification validates your ability to manage compute, networking, storage, and identity services within Azure.

  • Manage Virtual Machines and storage
  • Configure Networking and firewalls
  • Implement Role-Based Access Control (RBAC)
  • Monitor using Azure Monitor and Log Analytics
  • Automate tasks via CLI and PowerShell
πŸ’Ό Career Benefits:
Certified Azure Administrators earn on average ₹6–12 LPA, with increasing demand across cloud, DevOps, and managed services roles.

🧾 AZ-104 Exam Overview (2025)

Exam DomainWeight
Manage Identities & Governance15–20%
Implement & Manage Storage15–20%
Deploy & Manage Compute20–25%
Configure & Manage Networking25–30%
Monitor & Maintain Resources10–15%

Duration: 120 minutes
Passing Score: 700 / 1000
Cost: ₹4,865 INR (approx)
Mode: Online (proctored) or Pearson VUE Test Center
Level: Intermediate


⚙️ Tools You’ll Use

  • Azure Portal: GUI for managing cloud resources
  • Azure CLI: Command-line tool for automation
  • PowerShell: Scripting automation in Windows
  • Cloud Shell: Pre-installed CLI in Azure Portal
  • Visual Studio Code: Lightweight IDE for scripts and IaC

πŸ’Έ Create Free Azure Account

New users get $200 USD (≈ ₹16,000–₹17,000) free credit valid for 30 days. Selected services remain free for 12 months even after the trial.

  1. Visit azure.microsoft.com/free
  2. Sign in with your Microsoft or Gmail account
  3. Verify with phone and debit/credit card (₹2 refundable hold)
  4. Start exploring Virtual Machines, Storage, and Databases

Always-Free Services

  • 1 B1s Virtual Machine (Linux)
  • 5 GB Blob Storage
  • 1 Million Function Executions/month
  • 5-user Azure DevOps access with private repos

πŸ§‘‍πŸ’» Hands-On Lab – Deploy Tomcat on Azure

  1. Create a Virtual Machine
    • Image: Ubuntu 22.04 LTS
    • Size: B1s (Free Tier eligible)
    • Region: Central India (Pune)
    • Authentication: SSH Key
  2. Connect to VM
    ssh azureuser@<public-ip>
  3. Install Tomcat
    sudo apt update
    sudo apt install tomcat9 -y
  4. Test Application

    Open browser → http://<public-ip>:8080 ✅ Tomcat homepage should appear.

  5. Clean Up
    az group delete --name <resource-group-name> --yes --no-wait

πŸ“¦ Real-World Example – Jenkins on Azure

  • Jenkins Master: Hosted on Azure VM
  • Build Artifacts: Stored in Azure Blob Storage
  • Backups: Managed via Recovery Services Vault
  • Monitoring: Done using Azure Monitor
  • Secrets: Stored in Azure Key Vault
  • CI/CD: Integrated with Azure DevOps Pipelines

🧠 AZ-104 Course Roadmap

PartTopicDescription
1️⃣Azure Fundamentals + AZ-900Understand basics and setup
2️⃣Virtual MachinesCreation, sizing, scaling
3️⃣StorageBlob, Disk, File storage
4️⃣NetworkingVNets, NSGs, VPNs
5️⃣IAM & RBACIdentity management and access control
6️⃣Backup & RecoveryVaults, snapshots
7️⃣MonitoringMetrics, Alerts, Dashboards
8️⃣AutomationRunbooks, CLI scripts
9️⃣SecurityDefender, Key Vault
πŸ”ŸFinal ProjectEnd-to-End Azure Setup

✅ Key Takeaways

  • AZ-900 builds your foundation; AZ-104 makes you hands-on.
  • KodeKloud is great for practice when Azure credits expire.
  • Always clean up unused resources to control cost.
  • Documentation and repetition are key to mastery.
  • Keep practicing — one small lab every day!

⏭️ Coming Next

Part 2 – Azure Virtual Machines Explained: Learn how to create, size, and connect like a pro.


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