Azure Compute and Networking Flashcards

What is an Azure availability set designed to protect against?

Answer: Hardware failures and planned maintenance within a datacenter

Availability sets distribute VMs across fault and update domains to guard against local hardware failures and maintenance events.

Which compute service lets you run containers without managing servers or orchestrators, ideal for simple isolated workloads?

Answer: Azure Container Instances

Azure Container Instances runs containers on demand without provisioning or managing VMs or orchestrators.

What does a public IP address assigned to an Azure VM enable?

Answer: Inbound and outbound communication with the internet

A public IP address allows an Azure resource to communicate with the internet and external networks.

Which Azure service provides name resolution for resources in a virtual network using Microsoft's infrastructure?

Answer: Azure DNS

Azure DNS hosts DNS domains and provides name resolution using Microsoft Azure infrastructure.

When choosing between IaaS and PaaS for hosting, which is true of Azure Virtual Machines (IaaS)?

Answer: You manage the operating system and installed software

With IaaS VMs, you are responsible for managing the guest OS, patching, and software installed on the machine.

What is the benefit of using an Azure VPN Gateway?

Answer: Encrypted connectivity between on-premises and Azure over the internet

A VPN Gateway sends encrypted traffic between an on-premises network and Azure across the public internet.

Which scenario best fits Azure Dedicated Host?

Answer: Running VMs on physical servers dedicated to a single organization for compliance

Azure Dedicated Host provides physical servers dedicated to one organization, often used to meet compliance or licensing needs.