The logo of the windows operating system on a yellow and gray background with a blue stripeThe logo of the Windows operating system on a yellow and gray background with a blue stripe
Bad weather , tornado hurricane devuka on the main backgroundBad weather , tornado hurricane devuka on the main background
The system of tables in the interface on a black backgroundThe system of tables in the interface on a black background
The operating system is distinguished by its complexityThe operating system is distinguished by its complexity
Windows 7 is a custom operating system of the windows nt familyWindows 7 is a custom operating system of the Windows NT family