305-300 Container Virtualization Practice Question
Which command is used to remove an unused Docker image?
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 rmi
'docker rmi' is the command to remove an image.
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 rm
Why it's wrong here
This removes containers.
- ✗
docker image delete
Why it's wrong here
This is not the correct command.
- ✗
docker prune image
Why it's wrong here
The syntax is 'docker image prune'.
- ✓
docker rmi
Why this is correct
This removes images.
About these practice questions
This 305-300 question is part of Courseiva's 194-question bank — original exam-style content with full explanations and wrong-answer analysis, never real exam questions or exam dumps. Learn why practice questions differ from exam dumps →
JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official LPI exam blueprint
This 305-300 practice question is part of Courseiva's free LPI 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 305-300 exam.