200-901 Cisco Platforms and Development Practice Question
A developer wants to send a message to a Webex room using the API. The message should contain a simple text body. Which endpoint and parameter are required?
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 parameter 'roomId' and 'text'
To send a message, a POST request is made to /v1/messages with a JSON body containing roomId and text (or markdown). roomId identifies 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.
- ✗
GET /v1/messages with query parameter 'roomId'
Why it's wrong here
GET retrieves messages, does not send.
- ✗
POST /v1/memberships with body parameter 'message'
Why it's wrong here
/v1/memberships manages room memberships.
- ✗
POST /v1/rooms with body parameter 'text'
Why it's wrong here
/v1/rooms is for creating/listin rooms, not sending messages.
- ✓
POST /v1/messages with body parameter 'roomId' and 'text'
Why this is correct
Correct. This sends a text message to the specified room.
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Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
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