3 Lock Key in Keyboard

There are 3 locks in keyboard.

1. Caps Lock --> Toggle Key. It is used to switch lowercase to uppercase in your keyboard.
2. Scroll Lock --> Toggle Key. It is used to scroll the contents using the arrow key.
3. Num Lock --> Toggle Key. It is mainly used for partial numeric keypad. In some keyboard, there is a numeric section for right side. It is mainly used for [Home, Page Up, Page Down, End and 4 rows]. If Num Lock is on, those keys will be used for numerical value.