Check: images | ComputeSphere Learn

Goal: Confirm you can order a Dockerfile for the cache, pin an image version and choose a base image.

Four questions: three on this module, one from Application foundations. Every answer explains itself, right or wrong.

Every build of your Python app reinstalls all its packages, even when you only changed one line of code. Which Dockerfile order fixes that?COPY . . then RUN pip install -r requirements.txtCOPY requirements.txt . then RUN pip install -r requirements.txt, then COPY . .Put everything in one RUN step

You deploy myapp:1.4.0 to ComputeSphere and want every future redeploy to run exactly the same image. What do you do?Deploy myapp@sha256:… insteadNever push a different image as 1.4.0; release changes under a new tagSwitch to myapp:latest

A Go app compiles to one file that needs no runtime. Which base do you run it on?golang, the full image it was built onalpineA distroless static base, as a non-root user

From Application foundations: a teammate committed an API key, then deleted the file in the next commit and pushed both. What now?Nothing: the latest commit doesn't have itRotate the key, then remove it from historyMake the repository private

Retry as often as you like.