200-901 Application Deployment and Security Practice Question
A developer needs to view the logs of a running Docker container with ID 'abc123'. Which command should be used?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
docker logs -f abc123
docker logs -f follows the log output. docker exec runs a command inside container, docker attach attaches to a running container's I/O, docker inspect shows detailed info.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
docker inspect abc123
Why it's wrong here
inspect returns metadata, not logs.
- ✗
docker exec -it abc123 logs
Why it's wrong here
exec runs a command, not logs.
- ✓
docker logs -f abc123
Why this is correct
logs -f streams logs from the container.
- ✗
docker attach abc123
Why it's wrong here
attach attaches to the container's main process, not logs.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This 200-901 practice question is part of Courseiva's free Cisco certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the 200-901 exam.