Azure Compute and Networking Flashcards

Which Azure compute option lets you run code without managing any underlying infrastructure, billed only for execution time?

Answer: Azure Functions

Azure Functions is a serverless service that runs event-driven code and bills based on executions and resource consumption.

What is the primary benefit of an Azure Virtual Machine Scale Set?

Answer: Automatically scaling identical VMs in or out based on demand

VM Scale Sets let you deploy and manage a group of load-balanced, identical VMs that automatically scale with demand.

Which service provides a fully managed Kubernetes container orchestration platform in Azure?

Answer: Azure Kubernetes Service (AKS)

Azure Kubernetes Service (AKS) is a managed service that simplifies deploying and operating Kubernetes clusters.

A company wants to host a web app without managing servers or operating systems. Which service is most appropriate?

Answer: Azure App Service

Azure App Service is a platform-as-a-service offering for hosting web apps without managing the underlying OS or servers.

What does an Azure availability zone protect an application against?

Answer: Failure of a single datacenter within a region

Availability zones are physically separate datacenters within a region, protecting against datacenter-level failures.

Which Azure networking resource securely connects an on-premises network to Azure over a private, dedicated connection bypassing the public internet?

Answer: Azure ExpressRoute

ExpressRoute establishes a private, dedicated connection to Azure that does not traverse the public internet.

What is the purpose of an Azure Network Security Group (NSG)?

Answer: Filtering inbound and outbound network traffic by rules

An NSG contains security rules that allow or deny network traffic to and from Azure resources.