200-901 Cisco Platforms and Development Practice Question
A developer wants to send a message to a specific room in Webex using the API. The developer already has the room ID. Which API call is correct?
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 body { 'roomId': 'Y2lzY29zcGFyazovL3VzL1JPT00v...', 'text': 'Hello' }
To send a message to a room, POST /v1/messages is used with roomId and text in the body.
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 body { 'roomId': 'Y2lzY29zcGFyazovL3VzL1JPT00v...', 'text': 'Hello' }
Why this is correct
Correct. This sends a message to the specified room.
- ✗
PUT /v1/messages with body { 'roomId': '...', 'text': 'Hello' }
Why it's wrong here
PUT is not used for sending messages; POST is correct.
- ✗
POST /v1/rooms with body { 'title': 'New Room' }
Why it's wrong here
This creates a new room, not send a message.
- ✗
GET /v1/messages with query parameter roomId='...'
Why it's wrong here
GET /v1/messages lists messages, it does not send.
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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.