Shift key
The shift key is also used to type with keys that have more than one symbol on them, such as the number keys and those for punctuation marks. In this case it is used to type the "upper" characters, that is, the symbol that appear above the other. The symbol below does not need the shift key to be pressed. On an English keyboard, these are some of the characters that need the shift key to be pressed down in order to type them: