Docker - in CI/CD
Which of the following is the correct Docker command to build an image named 'myapp' in a CI/CD pipeline step?
Which of the following is the correct Docker command to build an image named 'myapp' in a CI/CD pipeline step?
easy📝 Syntax Q3 of 15
Step-by-Step Solution
Solution:
Step 1: Understand Docker build command
To build an image, use 'docker build' with '-t' to tag the image name.Step 2: Check command correctness
docker build -t myapp . uses 'docker build -t myapp .' which is correct syntax to build and tag image 'myapp'.Final Answer:
docker build -t myapp . -> Option DQuick Check:
Build image command = docker build -t [OK]
Quick Trick: Use 'docker build -t imagename .' to build images [OK]
Common Mistakes:
- Using 'docker run' instead of 'docker build'
- Trying to push before building
- Using 'docker create' which creates containers, not images
Master "in CI/CD" in Docker
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