# Introduction to Unix - [Why Unix?](https://igb.mit.edu/mini-courses/introduction-to-unix/why-unix.md) - [The Unix Filesystem](https://igb.mit.edu/mini-courses/introduction-to-unix/the-unix-filesystem.md) - [The Unix Tree](https://igb.mit.edu/mini-courses/introduction-to-unix/the-unix-filesystem/the-unix-tree.md) - [Network Filesystems](https://igb.mit.edu/mini-courses/introduction-to-unix/the-unix-filesystem/network-filesystems.md) - [The Unix Shell](https://igb.mit.edu/mini-courses/introduction-to-unix/the-unix-shell.md) - [About the Unix Shell](https://igb.mit.edu/mini-courses/introduction-to-unix/the-unix-shell/about-the-unix-shell.md) - [Unix Shell Manual Pages](https://igb.mit.edu/mini-courses/introduction-to-unix/the-unix-shell/unix-shell-manual-pages.md) - [Using the Unix Shell](https://igb.mit.edu/mini-courses/introduction-to-unix/the-unix-shell/using-the-unix-shell.md) - [Viewing the Unix Tree](https://igb.mit.edu/mini-courses/introduction-to-unix/the-unix-shell/using-the-unix-shell/viewing-the-unix-tree.md) - [Traversing the Unix Tree](https://igb.mit.edu/mini-courses/introduction-to-unix/the-unix-shell/using-the-unix-shell/traversing-the-unix-tree.md) - [Editing the Unix Tree](https://igb.mit.edu/mini-courses/introduction-to-unix/the-unix-shell/using-the-unix-shell/editing-the-unix-tree.md) - [Searching the Unix Tree](https://igb.mit.edu/mini-courses/introduction-to-unix/the-unix-shell/using-the-unix-shell/searching-the-unix-tree.md) - [Files](https://igb.mit.edu/mini-courses/introduction-to-unix/files.md) - [Viewing File Contents](https://igb.mit.edu/mini-courses/introduction-to-unix/files/viewing-file-contents.md) - [Creating and Editing Files](https://igb.mit.edu/mini-courses/introduction-to-unix/files/creating-and-editing-files.md) - [Manipulating Files](https://igb.mit.edu/mini-courses/introduction-to-unix/files/manipulating-files.md) - [Symbolic Links](https://igb.mit.edu/mini-courses/introduction-to-unix/files/symbolic-links.md) - [File Ownership](https://igb.mit.edu/mini-courses/introduction-to-unix/files/file-ownership.md) - [How Unix File Ownership Works](https://igb.mit.edu/mini-courses/introduction-to-unix/files/file-ownership/how-unix-file-ownership-works.md) - [Change File Ownership and Permissions](https://igb.mit.edu/mini-courses/introduction-to-unix/files/file-ownership/change-file-ownership-and-permissions.md) - [File Transfer (in-progress)](https://igb.mit.edu/mini-courses/introduction-to-unix/files/file-transfer-in-progress.md) - [File Storage and Compression](https://igb.mit.edu/mini-courses/introduction-to-unix/files/file-storage-and-compression.md) - [Getting System Information](https://igb.mit.edu/mini-courses/introduction-to-unix/getting-system-information.md) - [Writing Scripts](https://igb.mit.edu/mini-courses/introduction-to-unix/writing-scripts.md) - [Schedule Scripts Using Crontab](https://igb.mit.edu/mini-courses/introduction-to-unix/schedule-scripts-using-crontab.md) --- # 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://igb.mit.edu/mini-courses/introduction-to-unix.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.