[Solved] In a CI pipeline, after running: docker login -u user -p password registry.example.com docker push registry.example.com/myapp:2.0 What is the expected output if credentials are correct? | Docker

Docker - in CI/CD

In a CI pipeline, after running:

docker login -u user -p password registry.example.com
docker push registry.example.com/myapp:2.0

What is the expected output if credentials are correct?

ADocker build is triggered automatically

BLogin fails due to wrong password

CLogin succeeds and image is pushed with progress shown

DImage push fails because login is not required

Step-by-Step Solution

Solution:

Step 1: Understand docker login
Login authenticates user to the registry using provided credentials.
Step 2: Understand docker push after login
If login succeeds, push uploads the image showing progress.
Final Answer:
Login succeeds and image is pushed with progress shown -> Option C
Quick Check:
Successful login + push = progress output [OK]

Quick Trick: Login before push to authenticate [OK]

Common Mistakes:

Master "in CI/CD" in Docker

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