EX188 Networking And Compose Practice Question
An administrator needs to connect an already running container named 'web1' to an existing user-defined network named 'backend-net' without restarting the container. Which command accomplishes this?
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
✓
podman network connect backend-net web1
The 'podman network connect' command attaches a running container to an additional network interface.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
podman network attach backend-net web1
Why it's wrong here
Incorrect. The subcommand is 'connect', not 'attach'.
- ✓
podman network connect backend-net web1
Why this is correct
Correct. This command connects an active container to a specified network.
- ✗
podman container modify --network backend-net web1
Why it's wrong here
Incorrect. There is no 'container modify' subcommand.
- ✗
podman network join --container web1 backend-net
Why it's wrong here
Incorrect. 'join' is not a valid network subcommand.
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 Red Hat exam blueprint
This EX188 practice question is part of Courseiva's free Red Hat 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 EX188 exam.