The Microsoft Azure Fundamentals Az-900 certification is a great starting point for anyone looking to get into cloud computing. This certification is designed to validate your understanding of cloud concepts, Azure services, and how to implement them.
To prepare for the exam, you'll want to focus on the core Azure services such as compute, storage, and networking. The Az-900 exam covers a wide range of topics, including Azure security, privacy, and compliance.
The exam is 85 questions long and you'll have 85 minutes to complete it. You can prepare for the exam using the official Microsoft learning path, which includes a free PDF study guide and practice tests.
Azure Fundamentals
Azure Fundamentals is a crucial aspect of Microsoft Azure, and understanding its core concepts is essential for anyone looking to pass the AZ-900 certification exam.
The AZ-900 exam measures skills in three main areas: Describe cloud concepts, Describe Azure architecture and services, and Describe Azure management and governance.
Cloud computing is a broad term that encompasses various services and providers, including Microsoft Azure. Microsoft Azure provides a wide range of cloud computing services, including compute, networking, data services, big data and analytics, artificial intelligence, and the internet of things.
A key concept in Azure is Availability Zones, which are physically separate datacenters within an Azure region that are connected through high-speed, low-latency networking.
To ensure high availability and fault tolerance for applications and services, Azure also offers Availability Sets, which are a logical grouping of virtual machines within an Azure region.
In terms of storage, Azure offers three main storage tiers: Hot storage, Cool storage, and Archive storage. Hot storage is designed for frequently accessed data, while Cool storage and Archive storage are suitable for infrequently accessed data.
Here's a quick summary of the storage tiers:
In terms of security, Azure provides several built-in roles, such as Owner, Contributor, Reader, and User Access Administrator, that have different levels of access to resources. You can also create custom roles with specific permissions based on your organization's requirements.
Azure Services
Azure services are a crucial part of Microsoft Azure, and understanding them is essential for the AZ-900 exam. Resource groups are used to organize resources that share the same lifecycle, making it easier to manage and deploy resources.
Resource groups are a fundamental concept in Azure, and they play a vital role in resource management. You can use virtual machine scale sets to manage a set of identical virtual machines, which is a great way to deploy and manage resources at scale.
Azure Resource Manager templates use JSON format, which makes it easy to recreate multiple versions of your infrastructure. This is especially useful for staging and production environments.
Azure DevOps Services provides development collaboration tools, including free private Git repositories, high-performance pipelines, and configurable Kanban boards. This makes it an essential tool for developers and teams working on Azure projects.
Here are some key Azure services that you should know for the AZ-900 exam:
- Virtual Machine (VM)
- VM Scale Set
- App Service
- Functions
- Container Instances
- Kubernetes Service
Azure CLI is a great tool for managing Azure services remotely from your Android phone with the least amount of administrative effort. It's a powerful command-line interface that allows you to manage Azure resources from anywhere.
Azure provides a wide range of services, including compute, storage, networking, and more. Understanding these services is crucial for the AZ-900 exam and for working with Azure in real-world scenarios.
Management and Security
Azure provides a range of management tools to help you manage your cloud resources, including Azure Identity Services, which enables identity, authentication, authorization, and Azure AD.
To secure network connectivity in Azure, you can use Security Groups, User-defined Routes (UDR), Azure Firewall, and Azure DDoS Protection.
Azure Security Center is a cloud-based security solution that provides threat protection, vulnerability assessment, and security monitoring. It also provides usage scenarios for various security tools and features.
Azure provides various security tools and features, including Azure Key Vault, which is a cloud-based service for securely storing and managing sensitive data, such as API keys, passwords, and certificates.
To grant or deny access based on the originating IP address, you can use Azure Firewall, which allows you to set up rules to allow or deny traffic based on source and destination IP addresses, port numbers, protocols, and application rules.
Role-Based Access Control (RBAC) is a feature in Azure that lets you grant users only the rights they need to perform their jobs. You can assign roles to users or groups, and those roles determine what actions they can perform on Azure resources.
Here are some key Azure security tools and features:
- Azure Security Center
- Azure Key Vault
- Azure Firewall
- Role-Based Access Control (RBAC)
Note: The Microsoft Privacy Statement explains what personal information Microsoft collects, such as name, email address, and payment information, and how that information is used.
Governance and Cost
Azure governance features are essential for managing your cloud resources. Azure provides several tools to help you achieve this, including Role-Based Access Control (RBAC), Resource Locks, Tags, Azure Policy, Azure Blueprints, and Cloud Adoption Framework.
Azure Cost Management is a cloud-based service that helps customers monitor and optimize their Azure spending. It provides a set of tools and features to track usage and spending, identify cost-saving opportunities, and set budgets and alerts.
To use Azure Cost Management, you need a pay-as-you-go subscription. This service helps you monitor, allocate, and optimize your Azure costs.
Azure Reservations offer discounted prices if you pay in advance for one or three years of use of Azure resources. This can help you save money on your Azure spending.
The Total Cost of Ownership (TCO) calculator is a tool provided by Microsoft that allows customers to estimate the total cost of using Azure services over a specific period of time. It takes into account various factors, such as the number of users, the amount of data, and the level of usage.
To ensure that a VM named Virtual machine 1 is accessible from the Internet over HTTP, you need to modify an Azure firewall. However, this is not the correct solution.
Here's a summary of the Azure management tools and governance features:
- Episode 28: Role-Based Access Control (RBAC)
- Episode 29: Resource Locks
- Episode 30: Tags
- Episode 31: Azure Policy
- Episode 32: Azure Blueprints
- Episode 33: Cloud Adoption Framework
- Episode 25: Azure Identity Services | Identity, Authentication, Authorization & Azure AD
Sources
- https://marczak.io/az-900/
- https://www.edusum.com/microsoft/microsoft-azure-fundamentals-exam-syllabus
- https://datawolfs.com/az-900-dumps-exam-questions-answer-free-pdf-azure/
- https://www.slideshare.net/slideshow/az-900-microsoft-azure-fundamentals-summary-pdf/270104065
- https://www.wiley.com/en-cn/Microsoft+Certified+Azure+Fundamentals+Study+Guide:+Exam+AZ+900-p-9781119770923
- https://www.slideshare.net/slideshow/az900-azure-fundamentalspdf/255914766
- https://pdfcoffee.com/az-900-microsoft-azure-fundamentals--pdf-free.html
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