Efficient computer use is enhanced by common keyboard shortcuts. Copying selected items to the clipboard is achieved with Ctrl + C. The Ctrl + X shortcut performs a cut operation, removing the selected content and placing it on the clipboard. To paste the copied or cut content into a new location, the Ctrl + V command is utilized. Refreshing a web page or window is a function of Ctrl + R, distinct from copy/paste operations. Consequently, to insert previously copied or cut material, press Ctrl + V. Mastering these shortcuts significantly speeds up tasks, particularly those involving repetitive editing.