Red Hat Enterprise Linux vs Ubuntu: What are the differences?

# Introduction

1. **Package Management**: Red Hat Enterprise Linux uses the YUM package manager while Ubuntu uses APT-Advanced Package Tool. 
2. **Support and Security Updates**: Red Hat Enterprise Linux comes with long-term support (up to 10 years) with security updates provided by the Red Hat Security Response Team. Ubuntu, on the other hand, offers shorter support cycles with regular updates and security patches.
3. **Licensing and Costs**: Red Hat Enterprise Linux is a commercial distribution requiring a subscription for access to updates and support. Ubuntu, in contrast, is free to use and distribute.
4. **Desktop Environment**: Red Hat Enterprise Linux focuses more on server environments and thus may not offer as many options for desktop environments compared to Ubuntu, which is popular for desktop usage.
5. **Community and Support**: Ubuntu has a larger and more active community which can be beneficial for troubleshooting and getting help compared to Red Hat Enterprise Linux.
6. **Target Audience**: Red Hat Enterprise Linux is primarily designed for enterprise users and businesses seeking a stable and secure platform, while Ubuntu caters to a wider range of users from beginners to advanced users including developers and enthusiasts.

In Summary, Red Hat Enterprise Linux and Ubuntu differ in package management, support models, costs, desktop environment focus, community size, and target audience.