- A
Modify a YANG data model
Why wrong: EEM cannot directly modify YANG models.
- B
Execute a CLI command
Action cli command runs a command.
- C
Send a syslog message
Action syslog msg logs a message.
- D
Set a variable
Action set command sets variables.
- E
Create a new VLAN
Why wrong: EEM can execute CLI to create VLAN, but it's not a built-in action; it's via CLI.
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.
Which three actions can an EEM applet perform when triggered? (Choose three.)
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
Execute a CLI command
Option B is correct because EEM (Embedded Event Manager) applets can execute CLI commands when triggered by an event. This allows automation of operational tasks such as configuration changes or troubleshooting commands without manual intervention.
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.
- ✗
Modify a YANG data model
Why it's wrong here
EEM cannot directly modify YANG models.
- ✓
Execute a CLI command
Why this is correct
Action cli command runs a command.
Related concept
Read the scenario before looking for a memorised answer.
- ✓
Send a syslog message
Why this is correct
Action syslog msg logs a message.
Related concept
Read the scenario before looking for a memorised answer.
- ✓
Set a variable
Why this is correct
Action set command sets variables.
Related concept
Read the scenario before looking for a memorised answer.
- ✗
Create a new VLAN
Why it's wrong here
EEM can execute CLI to create VLAN, but it's not a built-in action; it's via CLI.
Common exam traps
Common exam trap: answer the scenario, not the keyword
Cisco often tests the distinction between EEM's built-in actions and actions that require a CLI command to achieve, such as creating a VLAN, which is not a direct EEM action but must be done via a CLI command.
Detailed technical explanation
How to think about this question
EEM applets are triggered by events like syslog patterns, SNMP traps, or timers, and can execute actions such as CLI commands, sending syslog messages, or setting variables. The 'action' command in EEM uses keywords like 'cli', 'syslog', and 'set' to perform these tasks, and the CLI command is executed in the context of the device's operating system (e.g., IOS or IOS-XE).
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.
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FAQ
Questions learners often ask
What does this 200-901 question test?
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: Execute a CLI command — Option B is correct because EEM (Embedded Event Manager) applets can execute CLI commands when triggered by an event. This allows automation of operational tasks such as configuration changes or troubleshooting commands without manual intervention.
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.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
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Last reviewed: Jul 4, 2026
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.
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