200-901 Cisco Platforms and Development Practice Question
A developer needs to send a message to a specific room in Webex using the API. What is the correct endpoint and required body parameter for the room destination?
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
✓
POST /v1/messages with roomId parameter
To send a message to a Webex room, use POST /v1/messages with the roomId parameter to specify the target room.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
POST /v1/messages with roomId parameter
Why this is correct
roomId specifies the target room for the message.
- ✗
POST /v1/messages with toPersonEmail parameter
Why it's wrong here
toPersonEmail sends a direct message, not to a room.
- ✗
POST /v1/memberships with roomId
Why it's wrong here
Memberships are for adding people to rooms, not sending messages.
- ✗
POST /v1/rooms with message text
Why it's wrong here
Rooms are created via POST /v1/rooms, messages are sent via /v1/messages.
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Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
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.