Final answer:
Shortcut keys are combinations of keys pressed to perform tasks quickly on a computer, enhancing productivity and efficiency.
Step-by-step explanation:
The keys you press to quickly perform a task using the keyboard are known as shortcut keys. These are combinations of keys that provide an efficient way for users to access functions and commands without having to navigate through menus. Common examples include Ctrl+C to copy, Ctrl+V to paste, and Ctrl+S to save a file. Shortcut keys help to improve productivity and efficiency when working with software applications. Shortcut keys are which may involve pressing two or three keys at the same time and are set up for common tasks such as launching a favorite program.