Q. How do I navigate the desktop from the keyboard only? I have have difficulty using a mouse or other pointing device. I am using Debian Linux.

A. Following is the list of essential keyboard shortcut keys for Linux Gnome Desktop system:

=> Alt + F1 : Open the Main Menu

=> Alt + F2 : Open the Run Program dialog.

=> F1 : Display online help.

=> Print Screen OR Alt + Print Screen : Start the screenshot application and take a screenshot of the window or entire desktop

=> Ctrl + F1 : If the focused desktop element is a panel or application window, this keyboard shortcut switches the display of tooltips for the window or panel objects on and off.

=> Shift + F10 : Open a popup menu for the desktop element that has focus, if a popup menu exists.

=> arrow keys : Navigate within a desktop element or control.

=> Alt + F4 : Close the window.

=> Alt + F10 : Maximize the window.

=> Alt + F5 : Restore a maximized window to the original size of the window.

=> You can read rest of the all keyboard shortcuts in Using the Keyboard to Navigate the Desktop chapter online.