The answer is to upgrade the cisco.ios Ansible collection to the latest version. This error occurs because the installed collection version 2.0.0 lacks a platform-specific module for Cisco IOS XE, meaning it cannot map the generic ios_config call to the correct runtime plugin for the Catalyst 9300 running IOS XE 16.12.3. Ansible collections bundle modules, plugins, and platform support; older releases may not include the necessary code for newer OS versions or hardware platforms, so upgrading ensures the collection contains the required IOS XE compatibility. On the Cisco DevNet Associate 200-901 exam, this scenario tests your understanding of Ansible collection lifecycle and platform module resolution—a common trap is assuming SSH connectivity or playbook syntax is the issue when the real problem is a stale collection. Remember the mnemonic: “Collection version, not connection.”
200-901 Cisco Platforms and Development Practice Question
This 200-901 practice question tests your understanding of cisco platforms and development. The scenario asks you to isolate a root cause — eliminate options that address a different problem before choosing. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
A large enterprise operates a multi-vendor network with Cisco routers and switches, as well as Juniper devices. The network team uses Ansible for automation, with a centralized control node running RHEL. They have been using the 'ios_config' module for Cisco devices and 'junos_config' for Juniper devices. Recently, they added a new Cisco Catalyst 9300 switch to the network. They wrote a playbook to configure VLAN 100 on the switch, but the task fails with the error: 'module_stderr: Could not find platform module for Cisco IOS XE'. The playbook uses the 'cisco.ios.ios_config' module. The control node has the 'cisco.ios' collection installed (version 2.0.0). The target switch runs IOS XE 16.12.3. The control node can SSH to the switch successfully. Which action will most likely resolve the issue?
Clue words in this question
Noticing these words before you look at the options changes how you read each choice.
Clue: "most likely"
Why it matters: Probability qualifier — the question wants the most probable cause or outcome, not a guaranteed one. Eliminate low-probability options.
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Upgrade the 'cisco.ios' Ansible collection to the latest version.
The error 'Could not find platform module for Cisco IOS XE' indicates that the installed 'cisco.ios' collection (version 2.0.0) does not include a module or plugin that supports the IOS XE platform for the target switch. Upgrading the collection to the latest version ensures compatibility with IOS XE 16.12.3, as newer releases add support for newer platforms and OS versions.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
✓
Upgrade the 'cisco.ios' Ansible collection to the latest version.
Why this is correct
Older collection versions may lack support for newer IOS XE versions.
Clue confirmation
The clue word "most likely" in the question point toward this answer.
Related concept
Read the scenario before looking for a memorised answer.
✗
Configure the switch to allow SSH connections from the control node IP.
Use the 'raw' module instead of 'ios_config' to send CLI commands directly.
Why it's wrong here
Raw module is not idempotent and not recommended for configuration management.
✗
Install Python 3.8 on the control node and update the ansible.cfg to use it.
Why it's wrong here
The issue is with the collection, not Python version.
Common exam traps
Common exam trap: answer the scenario, not the keyword
Cisco often tests the misconception that SSH connectivity or Python version is the root cause, when the real issue is a missing or outdated collection that lacks platform support for the specific OS version.
Detailed technical explanation
How to think about this question
The 'cisco.ios' collection uses internal platform detection logic that maps the device's OS (e.g., IOS XE) to a specific module implementation. If the collection version predates support for that OS version, Ansible cannot find the appropriate module, even though the device is reachable. Upgrading the collection pulls in updated platform definitions and module code, often via ansible-galaxy collection install cisco.ios --upgrade.
KKey Concepts to Remember
Read the scenario before looking for a memorised answer.
Find the constraint that changes the correct option.
Eliminate answers that are true in general but not in this case.
TExam Day Tips
→Watch for words such as best, first, most likely and least administrative effort.
→Review why wrong options are wrong, not only why the correct option is correct.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
How this comes up in practice
A help-desk technician troubleshoots why a newly connected PC cannot reach shared printers on the same floor. The cable is good, the switch port is active, but the PC is in VLAN 20 and the printers are in VLAN 10. The uplink trunk only allows VLAN 10. A trunk being up does not mean every VLAN crosses it.
What to study next
Got this wrong? Here's your next step.
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
Cisco Platforms and Development — This question tests Cisco Platforms and Development — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Upgrade the 'cisco.ios' Ansible collection to the latest version. — The error 'Could not find platform module for Cisco IOS XE' indicates that the installed 'cisco.ios' collection (version 2.0.0) does not include a module or plugin that supports the IOS XE platform for the target switch. Upgrading the collection to the latest version ensures compatibility with IOS XE 16.12.3, as newer releases add support for newer platforms and OS versions.
What should I do if I get this 200-901 question wrong?
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
Are there clue words in this question I should notice?
Yes — watch for: "most likely". Probability qualifier — the question wants the most probable cause or outcome, not a guaranteed one. Eliminate low-probability options.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
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Question Discussion
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