*A standard computer keyboard typically has 15 types of keys in keyboard as follows:
Alphanumeric Keys: These are the letter and number keys (A-Z, 0-9) that are used to input text and numbers.
Function Keys: These are the keys labelled F1 through F12 and are often used for various functions in software applications.
Modifier Keys: Modifier keys include Shift, Control (Ctrl), Alt, and the Windows (or Command on Mac) key. These keys are used in combination with other keys to perform various functions.
Navigation Keys: These keys include the arrow keys (Up, Down, Left, Right) and other navigation-related keys like Home, End, Page Up, and Page Down.
Numeric Keypad: Some keyboards have a separate numeric keypad on the right side, which includes a set of number keys and mathematical operators, making it easier to input numbers and perform calculations.
Special Function Keys: Some keyboards have special keys for specific functions, such as multimedia keys (play, pause, volume control), internet navigation keys, and customizable shortcut keys.
Escape Key (Esc): The Escape key is used to cancel or exit various functions or operations.
Enter/Return Key: The Enter (or Return) key is used to confirm or execute commands, or to start a new line of text.
Spacebar: The Spacebar is used to create spaces between words and elements in text.
Tab Key: The Tab key is used to indent text or move between fields in forms and documents.
Backspace and Delete Keys: The Backspace key erases characters to the left of the cursor, while the Delete key erases characters to the right of the cursor.
Caps Lock and Num Lock Keys: Caps Lock toggles capital letters, and Num Lock toggles the numeric keypad between numbers and navigation functions.
Print Screen (PrtSc) and Scroll Lock: These keys are used for various system functions, such as taking screenshots and managing scrolling.
Break/Pause Key: This key is used for various system functions, including breaking out of a process or pausing it.
Insert Key: The Insert key is used to toggle between insert and overwrite modes when typing text.
The specific keys on a keyboard may vary depending on the manufacturer and model, but these are the common types of keys you'll find on a standard computer keyboard. Additionally, specialized keyboards for gaming or other specific purposes may have additional keys and features. **
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