az-800 Practice Question 951

Exam: az-800

Domain: Manage virtual machines and containers

Topic: Create and manage containers

Difficulty: easy

Which file is used to define the instructions for building a container image automatically?

container.xml

Dockerfile

build.ps1

docker-compose.yml

B: Dockerfile

A Dockerfile is a text document that contains all the commands a user could call on the command line to assemble an image.

Reference: https://docs.docker.com/engine/reference/builder/