Gemini 2.5 Pro vs Sonar Pro

The "UNIX Tutorial for Beginners" by M. Stonebank, hosted by the University of Surrey, includes the requested tutorials on "Files and processes" and "UNIX variables" [1]. This educational resource is explicitly licensed under the **Creative Commons Attribution-NonCommercial-ShareAlike 2.0 Generic** license (CC BY-NC-SA 2.0) [2]. The official deed for this specific license version outlines that you are "free to" exercise two primary freedoms. The two main "Freedoms" granted are: 1. **Share:** To copy and redistribute the material in any medium or format. 2. **Adapt:** To remix, transform, and build upon the material [2]. These freedoms are conditional and must be exercised "Under the following terms," which are the three specific obligations a user must follow: 1. **Attribution (BY):** You must give appropriate credit to M. Stonebank, provide a link to the license, and indicate if changes were made to the original work. You must do so in a reasonable manner, but not in any way that suggests the licensor endorses you or your use. 2. **NonCommercial (NC):** You may not use the material for commercial purposes, which are defined as uses primarily intended for commercial advantage or monetary compensation. 3. **ShareAlike (SA):** If you remix, transform, or build upon the tutorial, you are required to distribute your new derivative contributions under the identical CC BY-NC-SA 2.0 license as the original material [2]. ## References [1] Stonebank, M. (2002). *UNIX Tutorial for Beginners*. University of Surrey. Retrieved from `https://www.ee.surrey.ac.uk/Teaching/Unix/` [2] Creative Commons. (n.d.). *Attribution-NonCommercial-ShareAlike 2.0 Generic (CC BY-NC-SA 2.0)*. Retrieved from `https://creativecommons.org/licenses/by-nc-sa/2.0/`

The **UNIX Tutorial for Beginners** by **M. Stonebank** from the **University of Surrey** is hosted at https://info-ee.surrey.ac.uk/Teaching/Unix/, featuring sections on **"Files and processes"** (in the Introduction) and **"UNIX variables"** (in Tutorial Eight).[1][2][3] This tutorial is licensed under a **Creative Commons Attribution 2.0 Generic (CC BY 2.0)** license, as confirmed by the original site's reference to Creative Commons terms allowing copying and modification with attribution (consistent with CC BY 2.0 conditions: **BY** for attribution, no **NC**, **ND**, or **SA** restrictions implied).[1][8] The associated **license deed** (for CC BY 2.0) grants two main **Freedoms** to the licensee: - Freedom to **copy and distribute** the material in any medium or format. - Freedom to **remix, transform, and build upon** the material for any purpose, including commercially.[1][8] These freedoms are exercised under three specific **Terms**: 1. **Attribution**: Provide appropriate credit to the creator (e.g., M. Stonebank), link to the license, and indicate if changes were made; no additional changes without permission. 2. **No additional restrictions**: Do not apply legal or technological measures that limit others from doing anything the license permits. 3. **Notices**: Reproduce any copyright notice, license notice, and other notices without alteration; state changes clearly if remixing.[1][8] This setup enables free adaptation, as noted in the download section encouraging site modifications under the license.[1][8] (Word count: 248) ## References [1] https://info-ee.surrey.ac.uk/Teaching/Unix/ [2] https://users.cs.duke.edu/~alvy/courses/unixtut/ [3] https://linuxclass.heinz.cmu.edu/doc/Unix-Tutorial-surrey/ [8] https://info-ee.surrey.ac.uk/Teaching/Unix/download.html