When you use your computer, you will look for the shortest path to do any task. So, keyboard shortcuts would be very useful for you, like using "ctrl+c" and "ctrl+v" for example. With that said, in this article I will show you some of the most useful shortcuts for Windows 10 specially and for previous windows.
Keyboard shortcuts for Windows 10
Windows Services
Start + S: This shortcut will let you use the search service provided by Windows 10 & Windows 8.1.
Start + I: Open windows settings window.
Start + L: Log of the windows.
Start + [1,2,3,4,....9,0]: Will open programs from the task-bar according to their order.
Start + [1,2,3,4,....9,0]: Will open programs from the task-bar according to their order.
Window Management
Start + [Left Arrow]: Relocate the window to the left side of the screen.
Start + [Right Arrow]: Relocate the window to the right side of the screen.
Start + [Down Arrow]: Minimize the window.
Start + [Up Arrow]: Maximize the window.
Start + Tab: View all opened windows and programs to choose from.
Start + Home: Minimize all windows and programs and keep only the one you are focusing on.
Desktop Management
Start + Ctrl + D: Create a new Virtual Desktop, it's like "Dashboard" in ubuntu.
Start + Ctrl + [Left/Right Arrow]: Switching between Virtual Desktops.