5. List of Docker file instructions and its Brief Summary? by Bharath Srinivas

FROM : To get the base image

MAINTAINER: author of the generated image

ADD: It is similar to COPY but it supports get remote URLs and also unzips tar balls

RUN: Run is used to run specific commands.

CMD: This is similar to ENTRYPOINT it allows the override the command

ENTRYPOINT: after starting the container it is the initial process that runs. Entry point doesn’t allow override the command

WORKDIR: Used to create working directory inside the container.

COPY: copy files/folders from local machine to the container

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