delete_question_category
Delete a question bank's category: its subcategories move up to its parent; one with questions needs moveTo, the category its questions go to. Moodle keeps a bank's last top-level category. Confirm with the person first.
This record as markdown: /tools/falkenslab-moodle-mcp/delete-question-category.md
What delete_question_category does on Moodle
AI agents call delete_question_category to permanently remove resources in Moodle, typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
| Parameter | Type | Required | Description |
|---|---|---|---|
bankId | integer | Yes | The bank's id, as list_question_banks gives it (on Moodle 4.x, the course's id) |
moveTo | integer | — | Where its questions go, when it has any |
categoryId | integer | Yes | The category's id, as list_question_categories gives it |
Parameters from the server's own tool schema.
Why delete_question_category is rated Critical
An AI agent that decides to call delete_question_category doesn't hesitate, doesn't double-check, and doesn't stop at one. Whatever it removes from Moodle is gone. There is no undo for destructive operations.
Attacks that exploit this kind of access
The rule that runs delete_question_category safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Moodle, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For delete_question_category, this is the rule to start with:
delete_question_category is removed from the agent's tool list entirely, so the agent never calls it. The rest of the server keeps working.
The button opens the PolicyLayer dashboard: create your workspace, connect Moodle, apply this rule, and every delete_question_category call is checked against it from then on.
Questions about delete_question_category
Delete a question bank's category: its subcategories move up to its parent; one with questions needs moveTo, the category its questions go to. Moodle keeps a bank's last top-level category. Confirm with the person first. It is categorised as a Destructive tool in the Moodle MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
delete_question_category accepts 3 parameters: bankId, moveTo, categoryId. Required: bankId, categoryId. The full parameter table on this page comes from the server's own tool schema.
Register the Moodle MCP server in PolicyLayer and add a rule for delete_question_category: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Moodle. Nothing to install.
delete_question_category is a Destructive tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.
Yes. Add a rate_limit block to the delete_question_category rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for delete_question_category. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
delete_question_category is provided by the Moodle MCP server (@falkenslab/moodle-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
More on Moodle, and thousands of servers like it.
Across the catalogue