# Features/Core capabilities The Discussions Forum allows users to participate in multiple discussions on the forum. Main features are: * create multiple discussion categories and have many discussions under each category. * post the questions, reply to posts, upvote or downvote posts * create topics, forum, groups, users and manage them * Tag categories and update privileges * The user will be able to edit and delete the topic and post * If the user once disables and enables the Discussion Forum the old topics and posts should not be there. * Once the user clicks the forum icon he would be able to see 3 tabs, * Categories * Tags * My Discussion ### Hierarchy of discussions The below diagram explains the category & topics created for a Course & Batch. The same can be used for any other types like Group, Quiz, etc. Category → It is like a container( can hold Sub-containers, Topics) Topic → This will be always added to the container(Category, Sub-Category). This is a discussion topic/thread created within the category. Users can participate in the topic/discussion. Post → This will be always added to the Topic. This is the user response/reply given for the discussion topic/thread. The user is participating in the topic by posting. ![](https://308610995-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F4ZKyfmmhMWpPkD6iYvKF%2Fuploads%2Fgit-blob-b42fd065b668ff3211e4a313a1f7a5e3c4df0033%2FDiscussion%20forum%20categories.png?alt=media) --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://lern.sunbird.org/use/developer-guide/discussion-forum/features-core-capabilities.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.