Containers are becoming ubiquitous as a format for packaging applications. In this video, take a look at what containers are. Learn how to describe containers and explore their benefits versus other technologies.
- [Instructor] Let's start by defining … what containers really are. … To do that, we need to look back at virtualization … and virtual machines. … Virtual machines enable having multiple operating systems … in a single set of hardware. … This has two main benefits. … First, effective resource allocation. … If two virtual machines share the same hardware, … each of them can take advantage … of the underutilized resources in the hardware. … And second benefit of virtual machines is isolation. … Applications running in separate virtual machines … do not have access to each other's data. … Containers take the idea of virtualization even further. … When virtual machines virtualize the hardware, … containers virtualize the operating system. … Compared to the virtual machines, … containers are more easily portable … and more resource-efficient. … Container images are typically … an order of magnitude smaller than virtual machine images. … A unit of isolation in virtual machines … is a virtual machine image. …
Learn more about the AZ-400 exam at https://docs.microsoft.com/en-us/learn/certifications/exams/az-400.
- Building and running Dockerfiles
- Mounting data volumes
- Creating an Azure Container Registry
- Running apps from ACR
- Deploying ACR apps in ACI
- Creating AKS clusters
- Deploying apps to AKS