The operating system is distinguished by its complexityThe operating system is distinguished by its complexity
Windows operating system logo in the "matrix" style"Windows operating system logo in the "Matrix" style"
Windows 7 is a custom operating system of the windows nt familyWindows 7 is a custom operating system of the Windows NT family
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
Yellow-orange logo of the linux ubuntu operating systemYellow-orange logo of the Linux Ubuntu operating system