The device having different types of keys on it is called a Keyboard.
A keyboard is a device that allows input of characters and commands into a computer or other electronic device. It consists of various types of keys that perform different functions. The keys on a keyboard include:
1. Alphanumeric Keys: These keys include letters, numbers, and special characters such as punctuation marks.
2. Numeric Keypad: This section consists of a set of keys arranged in a grid pattern, similar to a calculator, which allows quick input of numerical data.
3. Function Keys: These are a row of keys labeled F1 to F12, located at the top of the keyboard. They have predefined functions and can be programmed to perform specific tasks in different applications.
4. Modifier Keys: These keys include Shift, Ctrl (Control), Alt (Alternate), and the Windows key (on Windows-based keyboards). They are used in combination with other keys to perform specific actions or access shortcuts.
5. Arrow Keys: These keys are used for navigating through documents, web pages, or menus. They include Up, Down, Left, and Right arrows.
6. Special Keys: Some keyboards may have additional special keys, such as multimedia keys for controlling audio or video playback, volume control keys, and shortcut keys for launching specific programs or functions.
Overall, a keyboard is an essential input device that allows users to interact with a computer by typing characters, entering commands, and accessing various functions and shortcuts.