# Update a CAT question

**PATCH /api/v1/cats/{id}/question/{question}**

Updates an existing question in a CAT. Can modify question text, options, marks, or correct answers.


## Servers
- Local server: http://localhost:3500 (Local server)
- Production server: https://api.echoplain.social (Production server)



## Parameters

### Path parameters
- **question** (string)
  Question ID to update
- **id** ()
  CAT ID (not used in logic but required for route)


### Body: application/json (object)
Updated question data (partial update supported)
- **question** (string)

- **type** (string)
  Type of question: STRUCTURED (MCQ, auto-gradable) or UNSTRUCTURED (open-ended, essay)
- **options** (array[string])
  Options for structured questions (MCQ). Required for STRUCTURED type, ignored for UNSTRUCTURED
- **correctAnswers** (array[string])
  Correct answers for auto-grading. Required for STRUCTURED type, ignored for UNSTRUCTURED
- **maxScore** (number)
  Maximum score/marks for this question


## Responses
### 200
Question updated successfully

### 400
Invalid question data

### 403
Insufficient permissions - requires ADMIN or LECTURER role

### 404
Question not found


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