The document compares and contrasts Linux and Windows operating systems. It discusses their system requirements, costs, file systems, and common uses. For system requirements, it provides the minimum specifications for Ubuntu 17.04 and Windows 10. It notes that Linux distributions are typically free and open source, while Windows costs between $119-199 depending on the version. The document also outlines the main file systems supported by each OS, including Ext2-4, FAT, FAT32, NTFS for Linux and FAT/FAT32, NTFS, ReFS for Windows. Finally, it lists some common uses like troubleshooting, hosting, and gaming for Linux, and document creation, applications, and databases for Windows.