Keyboard shortcuts keys  in linux:

• ctrl+d – — Exit from text mode
• ctrl+alt+backspace—logout from GUI mode
• ctrl+l —clear in terminel
• ctrl+alt+(+) —  increase the resolution size in gnome terminal
• ctrl+alt+(-) ——-  decrease the resolution size in gnome terminal
• ctrl+c ——– kill the current process
• alt+F2 —Shortcut for gnome run
• ctrl+alt+[F1-F6] —- enter in to text mode
• ctl+alt+F7 —-  GUI mode from text mode
• ctrl+r —— search commands in the history
• ctrl+alt+[arrow keys]——-switch  the desktop
• ctrl+alt+d ———— minimize all windows
• alt+tab— switch between the windows
• alt+shift+tab — switch between the windows in reverse order
• ctrl+alt+delete —- restart the PC from text mode
• ctrl+alt+l ——— lock the desktop