Ctrl + C
Ctrl+C is a keyboard shortcut for 'Copy'. Ctrl+V is the shortcut for 'Paste'. Ctrl+X does 'Cut', and Ctrl+Z does 'Undo'. Alt+Tab switches between windows.
That's the shortcut for copy. The shortcut for paste is Ctrl V.
F8
Press the windows key.
Ctrl + V
Ctrl - C is the most common keyboard shortcut to copy highlighted text, but there are others, depending on the application you are using. For example, in Word you can use Shift - F2.
Windows Key + Tab
crtl-c
Windows key or Ctrl + Esc
ALT+TAB
The windows flag, on the bottom lower left side
Shift - F10