Some of them.
MicroSoft Windows - Windows 8 : Linux - Ubuntu 14.04 are two examples. Note: Linux is the name of the kernel, while Ubuntu is a distribution (distro) and is one of many Operating Systems available to Linux users for free.
Microsoft Connect
This is the problem, no one really knows. Unlike Windows or OS X, Linux doesn't really have you "register" or phone home to anyone, so no statistic on how many Linux users there are is accurate. I personally estimate Linux users number at least as much as OS X users, though many will not agree with me.
Windows or Linux. Its a users option for this. Linux is free but Windows is more popular.
According to ComputerWorld.com (http://www.computerworld.com/s/article/9121938/Windows_market_share_dives_below_90_for_first_time), Microsoft Windows has 90%, Mac has 9%, and Linux has 1%.
PcAnywhere which is a suite of programs from Symantec allows the users to run their program on several different platforms such as Linux, Max OS and Microsoft Windows.
That depends on whether you are asking whether more people use Windows or Linux or which system supports more users. The maximum number of users in a modern Linux system is 4,294,967,295. Windows doesn't have any specific limit that has been published, but each account takes up a significant amount of space, limiting the number to well below the limit in Linux. As to how many people use them, more people use Windows on their personal computers than Linux.
Linux Wine is an open source software program. The Linux Wine software program allows Linux users to run Windows programs on their own devices such as computers.
look in your users manual
EXE files are intended for use with the Microsoft Windows Operating System. However Wine allows Linux users to utilize many such applications as well. Depending on your Linux environment, there may be a binary package available, or you may build from the source code provided at http://www.winehq.org
Many people think they are.
For Windows 7 users, one can find Microsoft Windows updates simply by searching "Windows updates" on the start menu. All the important and useful updates will be listed, and users can select which updates to install.