Glossary term
What is Image?
In Apex Flow Academy, "Image" means: A read-only package that holds the files and settings needed to start a container. One image can start many containers. It is taught in Docker and Kubernetes for Beginners. Related terms include Container, Registry, Tag and Engine. Every Apex Flow Academy course lists the official sources it checked.
- 1 course teaches it
- plain-word definition
The facts
What is Image?
A read-only package that holds the files and settings needed to start a container. One image can start many containers.
Where is Image taught?
Image is defined in Docker and Kubernetes for Beginners.
Which lessons cover Image?
These lessons name it in their title or objectives:
- Docker and Kubernetes for Beginners, lesson 1.3: Run Your First Containers
- Docker and Kubernetes for Beginners, lesson 1.4: Images, Tags and Registries
- Docker and Kubernetes for Beginners, lesson 2.3: Give Containers Settings With Environment Variables
- Docker and Kubernetes for Beginners, lesson 3.1: Your First Dockerfile
The hard questions, answered straight
Bold questions people really ask. Each answer comes from the course data or a settled Academy fact.
Do I need experience before I learn Image?
It depends on the course. Each course that teaches it lists its own prerequisites, and all are listed at beginner level:
- Docker and Kubernetes for Beginners: You can open a terminal (PowerShell, Command Prompt, Terminal or a Linux shell) and run simple commands such as cd and ls or dir.