305-300 Container Virtualization Practice Question
Which TWO of the following are true regarding the differences between rkt (Rocket) and Docker?
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
✓
rkt utilized a daemonless architecture
rkt focused on pods and a daemonless architecture, whereas Docker initially used a centralized daemon.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
rkt only supported binary images
Why it's wrong here
rkt supported the App Container Image format.
- ✗
Docker is a sub-project of rkt
Why it's wrong here
They are entirely separate projects.
- ✗
Docker never had a daemon
Why it's wrong here
Docker historically relied on the dockerd daemon.
- ✓
rkt utilized a daemonless architecture
Why this is correct
rkt was designed to run without a persistent system-wide daemon.
- ✓
rkt natively supported Kubernetes Pods
Why this is correct
rkt was built with the pod concept natively in mind.
About these practice questions
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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.