GlossaryReference > Glossary
A container is a running instance of an image.
Defines the underlying technology to run a job. Can be either
docker to run your job inside a Docker container with a specified image or
machine to run your job inside a full virtual machine. Learn more.
An image is a packaged system that has the instructions for creating a running container.
A job is a collection of steps.
All the containers being run by an executor for the current job.
The first image listed in
config.yml. This is where commands are executed for jobs using the Docker executor.
A step is a collection of executable commands. Learn more.
A Workflow is a set of rules for defining a collection of jobs and their run order. Workflows are implemented as a directed acyclic graph (DAG) of jobs for greatest flexibility. Learn more. Within the CI/CD industry, this feature is also referred to as Pipelines.
A workspace is a workflows-aware storage mechanism. A workspace stores data unique to the job, which may be needed in downstream jobs.