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AZ-900 Azure Core Services Flashcards
Service for storing large numbers of messages that can be securely accessed from anywhere.
A private dedicated connection between your on-premises network and Azure, bypassing the public internet.
Physically separate datacenters within an Azure region with independent power, cooling, and networking.
What is Azure App Service?
A PaaS offering for hosting web apps, RESTful APIs, and mobile backends without managing infrastructure.
What is Azure Container Instances (ACI)?
What are Azure Availability Zones?
What is Azure Queue Storage?
What are the key benefits of Azure Virtual Machines?
What is Azure ExpressRoute?
Full control over OS and configuration; support for Windows and Linux; ideal for lift-and-shift migrations; pay-per-second billing.
The fastest and simplest way to run containers in Azure without managing servers or higher-level services.
| Front | Back |
| Compare Azure Storage Account types | Standard (general purpose v2) for most scenarios; Premium for high-performance workloads; Blob Storage (legacy) for block/append blobs only. |
| What are Azure Availability Zones? | Physically separate datacenters within an Azure region with independent power, cooling, and networking. |
| What are Azure managed disks? | Block-level storage volumes managed by Azure that eliminate the need to create and manage storage accounts. |
| What are the key benefits of Azure Virtual Machines? | Full control over OS and configuration; support for Windows and Linux; ideal for lift-and-shift migrations; pay-per-second billing. |
| What are the main benefits of Azure App Service? | Built-in auto-scaling and load balancing; support for multiple languages/frameworks; DevOps integration; high availability with SLA of 99.95%. |
| What are the three types of Azure Blob Storage? | Block blobs (general files); Append blobs (logging scenarios); Page blobs (frequent random read/write operations, VHD files). |
| What is a subnet in Azure networking? | A range of IP addresses within a VNet that helps organize and secure resources by group or function. |
| What is Azure Active Directory/Entra Id? | Microsoft's cloud-based identity and access management service that helps employees sign in and access resources. |
| What is Azure App Service? | A PaaS offering for hosting web apps, RESTful APIs, and mobile backends without managing infrastructure. |
| What is Azure Application Gateway? | A web traffic load balancer operating at Layer 7, with features like SSL termination, URL-based routing, and WAF capabilities. |
| What is Azure Blob Storage? | Object storage solution for unstructured data like images, videos, backups, and documents. |
| What is Azure Cache for Redis? | A fully managed in-memory data store based on Redis that improves performance of data-intensive applications. |
| What is Azure Container Instances (ACI)? | The fastest and simplest way to run containers in Azure without managing servers or higher-level services. |
| What is Azure Content Delivery Network (CDN)? | A distributed network of servers that delivers web content to users based on their geographic location. |
| What is Azure Cosmos DB? | A globally distributed, multi-model database service designed for high availability, elastic scaling, and low latency. |
| What is Azure Database for MySQL? | A fully managed MySQL database service for app development with built-in security and recovery. |
| What is Azure Database for PostgreSQL? | A fully managed PostgreSQL database service for app development with built-in security and recovery. |
| What is Azure Disk Storage? | Block-level storage volumes for Azure VMs available as Ultra Disks, Premium SSDs, Standard SSDs, and Standard HDDs. |
| What is Azure DNS? | A hosting service for DNS domains that provides name resolution using Microsoft Azure infrastructure. |
| What is Azure ExpressRoute? | A private dedicated connection between your on-premises network and Azure, bypassing the public internet. |
| What is Azure Files? | Fully managed file shares accessible via SMB or NFS protocols from cloud or on-premises. |
| What is Azure Functions? | A serverless compute service that runs code in response to events without provisioning or managing servers. |
| What is Azure Key Vault? | A service for securely storing and accessing secrets, keys, certificates, and other sensitive information. |
| What is Azure Kubernetes Service (AKS)? | A managed container orchestration service that makes it easier to deploy and manage containerized applications. |
| What is Azure Load Balancer? | A service that distributes incoming network traffic across multiple virtual machines for high availability and reliability. |
| What is Azure Monitor? | A comprehensive solution for collecting, analyzing, and responding to telemetry from cloud and on-premises environments. |
| What is Azure Policy? | A service that evaluates your resources for non-compliance with defined policies and can enforce rules for resources. |
| What is Azure Queue Storage? | Service for storing large numbers of messages that can be securely accessed from anywhere. |
| What is Azure RBAC (Role-Based Access Control)? | A system that provides fine-grained access management for Azure resources based on user roles. |
| What is Azure Security Center? | A unified security management and threat protection service across hybrid cloud workloads. |
| What is Azure SQL Database? | A fully managed relational database service based on Microsoft SQL Server with built-in intelligence and security. |
| What is Azure Table Storage? | NoSQL key-attribute datastore for schema-less storage of structured data. |
| What is Azure Traffic Manager? | A DNS-based traffic load balancer that distributes traffic across Azure regions for high availability and responsiveness. |
| What is Azure Virtual Machines? | An IaaS offering that allows you to deploy and manage VMs in Azure with full control over the OS and configuration. |
| What is Azure Virtual Network (VNet)? | An isolated network in Azure that allows resources to securely communicate with each other, the internet, and on-premises networks. |
| What is Azure VPN Gateway? | A service that connects on-premises networks to Azure through IPsec/IKE VPN tunnels. |
| What's the difference between Azure Storage redundancy options? | LRS (3 copies in 1 zone); ZRS (3 zones in 1 region); GRS (2 regions, async); RA-GRS (2 regions, async, read access); GZRS (combines ZRS+GRS). |
| When would you use Azure Functions instead of Azure App Service? | For event-driven architectures; microservices; tasks that run for limited time; when you want to pay only for execution time. |
Front
What is Azure Policy?
Click the card to flip
Back
A service that evaluates your resources for non-compliance with defined policies and can enforce rules for resources.
Front
What are the three types of Azure Blob Storage?
Back
Block blobs (general files); Append blobs (logging scenarios); Page blobs (frequent random read/write operations, VHD files).
Front
What is Azure Cache for Redis?
Back
A fully managed in-memory data store based on Redis that improves performance of data-intensive applications.
Front
What is Azure Virtual Machines?
Back
An IaaS offering that allows you to deploy and manage VMs in Azure with full control over the OS and configuration.
Front
What is Azure Key Vault?
Back
A service for securely storing and accessing secrets, keys, certificates, and other sensitive information.
Front
What is Azure DNS?
Back
A hosting service for DNS domains that provides name resolution using Microsoft Azure infrastructure.
Front
What is Azure Content Delivery Network (CDN)?
Back
A distributed network of servers that delivers web content to users based on their geographic location.
Front
What is Azure Blob Storage?
Back
Object storage solution for unstructured data like images, videos, backups, and documents.
Front
What is Azure Security Center?
Back
A unified security management and threat protection service across hybrid cloud workloads.
Front
When would you use Azure Functions instead of Azure App Service?
Back
For event-driven architectures; microservices; tasks that run for limited time; when you want to pay only for execution time.
Front
What is Azure Container Instances (ACI)?
Back
The fastest and simplest way to run containers in Azure without managing servers or higher-level services.
Front
What is Azure Table Storage?
Back
NoSQL key-attribute datastore for schema-less storage of structured data.
Front
What is Azure Active Directory/Entra Id?
Back
Microsoft's cloud-based identity and access management service that helps employees sign in and access resources.
Front
What are the main benefits of Azure App Service?
Back
Built-in auto-scaling and load balancing; support for multiple languages/frameworks; DevOps integration; high availability with SLA of 99.95%.
Front
What is Azure Load Balancer?
Back
A service that distributes incoming network traffic across multiple virtual machines for high availability and reliability.
Front
What is Azure Queue Storage?
Back
Service for storing large numbers of messages that can be securely accessed from anywhere.
Front
What is Azure App Service?
Back
A PaaS offering for hosting web apps, RESTful APIs, and mobile backends without managing infrastructure.
Front
What's the difference between Azure Storage redundancy options?
Back
LRS (3 copies in 1 zone); ZRS (3 zones in 1 region); GRS (2 regions, async); RA-GRS (2 regions, async, read access); GZRS (combines ZRS+GRS).
Front
What is Azure SQL Database?
Back
A fully managed relational database service based on Microsoft SQL Server with built-in intelligence and security.
Front
What is Azure VPN Gateway?
Back
A service that connects on-premises networks to Azure through IPsec/IKE VPN tunnels.
Front
What are Azure managed disks?
Back
Block-level storage volumes managed by Azure that eliminate the need to create and manage storage accounts.
Front
What is Azure Functions?
Back
A serverless compute service that runs code in response to events without provisioning or managing servers.
Front
What is Azure Disk Storage?
Back
Block-level storage volumes for Azure VMs available as Ultra Disks, Premium SSDs, Standard SSDs, and Standard HDDs.
Front
What is Azure Monitor?
Back
A comprehensive solution for collecting, analyzing, and responding to telemetry from cloud and on-premises environments.
Front
What is Azure Files?
Back
Fully managed file shares accessible via SMB or NFS protocols from cloud or on-premises.
Front
What is Azure Virtual Network (VNet)?
Back
An isolated network in Azure that allows resources to securely communicate with each other, the internet, and on-premises networks.
Front
What are the key benefits of Azure Virtual Machines?
Back
Full control over OS and configuration; support for Windows and Linux; ideal for lift-and-shift migrations; pay-per-second billing.
Front
What is Azure Cosmos DB?
Back
A globally distributed, multi-model database service designed for high availability, elastic scaling, and low latency.
Front
What is Azure Database for PostgreSQL?
Back
A fully managed PostgreSQL database service for app development with built-in security and recovery.
Front
What is Azure Traffic Manager?
Back
A DNS-based traffic load balancer that distributes traffic across Azure regions for high availability and responsiveness.
Front
What is Azure RBAC (Role-Based Access Control)?
Back
A system that provides fine-grained access management for Azure resources based on user roles.
Front
What is Azure Application Gateway?
Back
A web traffic load balancer operating at Layer 7, with features like SSL termination, URL-based routing, and WAF capabilities.
Front
What is a subnet in Azure networking?
Back
A range of IP addresses within a VNet that helps organize and secure resources by group or function.
Front
What is Azure ExpressRoute?
Back
A private dedicated connection between your on-premises network and Azure, bypassing the public internet.
Front
What are Azure Availability Zones?
Back
Physically separate datacenters within an Azure region with independent power, cooling, and networking.
Front
What is Azure Kubernetes Service (AKS)?
Back
A managed container orchestration service that makes it easier to deploy and manage containerized applications.
Front
What is Azure Database for MySQL?
Back
A fully managed MySQL database service for app development with built-in security and recovery.
Front
Compare Azure Storage Account types
Back
Standard (general purpose v2) for most scenarios; Premium for high-performance workloads; Blob Storage (legacy) for block/append blobs only.
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Focus on the heart of Azure with this deck dedicated to core services. It covers compute, storage, and networking options, giving you a detailed look at what each service offers and how they fit into common cloud architectures.