Linux is an open source operating system whereas Windows OS is commercial. Linux has access to source code and alters the code as per user need whereas Windows does not have access to the source code. In Linux, the user has access to the source code of the kernel and alter the code according to his need.

Is Windows based on Linux?

Used various Linux operating systems since 1998. The current version of Windows is based on the old NT platform. NT is pretty much the best kernel that they ever made.

Which one is better Linux or Windows?

Linux is generally more secure than Windows. Even though attack vectors are still discovered in Linux, due to its open-source technology, anyone can review the vulnerabilities, which makes the identification and resolving process faster and easier.