Suggest an editImprove this articleRefine the answer for “What is containerization?”. Your changes go to moderation before they’re published.Approval requiredContentWhat you’re changing🇺🇸EN🇺🇦UAPreviewTitle (EN)Short answer (EN)**Containerization** is a way to package an application together with all its dependencies into an isolated container that can run on any system without manually configuring the environment. **Key point:** containerization is a technology that lets applications run in standardized, isolated containers and guarantees the same behavior in any environment.Shown above the full answer for quick recall.Answer (EN)Image## Definition Containerization is a way to package an application together with all its dependencies into an isolated container that can run on any system without manually configuring the environment. ## The point The point is that the application lives in its own "micro-space," doesn't conflict with other programs, and behaves the same everywhere: on the developer's machine, on a test stand, and in production. ## Key traits of containerization 1. **Environment isolation** - each service has its own libraries, packages, and configs. 2. **Repeatability** - the same container can run on any machine. 3. **Lightness** - containers use the host OS kernel, so they are lighter and faster than virtual machines. 4. **Convenient transfer and scaling** - a container can be quickly deployed, copied, cloned, and run in quantities from 1 to hundreds. ## In short In one phrase: **containerization is a technology that lets applications run in standardized, isolated containers and guarantees the same behavior in any environment.**For the reviewerNote to the moderator (optional)Visible only to the moderator. Helps review go faster.